NET 126 Chap 5-8
Which interface is primarily used for internal hard drives in modern desktop PC systems?
SATA
Which of the following is the most common disk interface used for optical drives on home and office computers?
SATA
A customer is upgrading the routers and switches in their network. The signal source in these network devices is a light-pulse. Which of the following network cabling options is MOST likely being used in this upgrade?
Fiber optic
You have four volumes on a basic hard disk. You convert the disk to dynamic. After the conversion, which of the following are you MOST likely to see as the status of the fourth volume if it is valid and has no errors?
Healthy
You have four volumes on a basic hard disk. Which of the following are you MOST likely to see as the status of the fourth volume if it is valid and has no errors?
Healthy (Logical Drive)
Which of the following correctly describe the most common format for expressing IPv6 addresses? (Select TWO.)
Hexadecimal numbers 32 numbers, grouped using colons
Which of the following hardware devices regenerates a signal out all connected ports without examining the frame or packet contents?
Hub
Which of the following protocols is used by an email client to retrieve messages from an email server and gives users the option to keep mail messages on the server?
IMAP
You want to use your Windows workstation to browse the websites on the internet. You use a broadband DSL connection to access the internet. Which network protocol must be installed on your workstation to do this?
IP
Which actions allow you to access the internet on your laptop via a cellular network?
Install a cellular USB adapter in a open port on the laptop.
You are setting up a small network in your office with one Windows server and 50 Windows workstations. You want to spend as little time as possible configuring the workstations with IP addressing information. What should you do?
Install and configure the DHCP service on your server.
You have an existing computer running Windows 10. You want to configure a RAID 1 array in the computer. You install two new SATA drives, then use the RAID controller integrated in the motherboard to define a RAID 1 array using them. When you boot the computer, Windows does not show the logical RAID drive. What should you do?
Install the drivers for the RAID controller.
You have an existing computer running Windows 10 Enterprise. You want to configure a RAID 5 array in the computer. You install three new SATA drives and then use the RAID controller integrated into the motherboard to define a RAID 5 array using them. When you boot the computer, Windows does not show the logical RAID drive you just created. What should you do?
Install the drivers for the motherboard RAID controller.
You are the IT administrator for a small corporate network. The computer in Office 1 needs additional hard drive space. You have two hard drives available. You need to install the hard drives and create volumes on those hard drives so that they can be used to store data. In this lab, your task is to complete the following: Install two SATA hard drives in the computer. Initialize both disks using the MBR partition style. Create a volume on Disk 1 with the following properties:Volume size: 300000 MBDrive letter: E:File system: NTFSVolume label: Data Create a second volume using the remaining space on Disk 1 and all of the space on Disk 2 as follows:Drive letter: S:File system: NTFSVolume label: Art
Install two SATA hard drives as follows:Above the computer, select Motherboard to switch to the motherboard view.Click Yes to power off the system.On the Shelf, expand Hard Drives.Drag a hard drive to a free 3.5" drive bay.Drag a second hard drive to a free 3.5" drive bay.On the Shelf, expand Cables.Select a SATA cable.Under Selected Component, drag a connector to the hard drive.Under Selected Component, drag the other connector to the motherboard SATA connector to connect the hard drive to the motherboard.Repeat step 1g-1i to connect the second hard drive to the motherboard.Under Partial Connections above the computer, select the power supply.Under Selected Component, drag a SATA power connector to a hard drive to provide power to the hard drive.Under Selected Component, drag a SATA power connector to the second hard drive. Initialize both disks using the MBR partition style as follows:Above the computer, select Front to switch to the front view of the computer.Click the power button on the computer to turn the computer on.After Windows loads, right-click Start and select Disk Management.Make sure MBR is selected as the partition style.Select OK to initialize all disks.Maximize the Disk Management window for easier viewing. Create the Data volume as follows:Right-click the unallocated space on Disk 1 and select New Simple Volume.Click Next.In the Simple volume size in MB field, enter 300000 MB; then click Next.From the Assign the following drive letter drop-down list, select E.Click Next.Make sure NTFS is selected as the file system.In the Volume label, enter Data.Click Next.Click Finish. Create the Art volume as follows:Rght-click unallocated space on one of the disks and select New Spanned Volume.Click Next.Under Available, select the disk.Select Add.Click Next.From the Assign the following drive letter drop-down list, select S.Click Next.Make sure NTFS is selected as the file system.In the Volume label, enter Art.Click Next.Click Finish.Click Yes to upgrade the disks to dynamic disks because spanned volumes can only be created on dynamic disks.
You are configuring an ADSL connection. Which of the following will be part of the configuration? (Select TWO.)
RJ11 connectors Filters or splitters
You are an IT technician for your company and would like to be able to: Establish a remote server management session. Send unencrypted (clear text) transmissions to the remote server. Manage specialized industrial and scientific devices. Which of the following utilities would be the BEST to use to accomplish these tasks?
Telnet
You are a software developer, and you are creating a multimedia streaming application. Data will be streamed from your streaming server to streaming clients over IP networks. Which transport protocol should your application use to send data between the clients and the server?
UDP
Drag the wireless networking technology on the left to its associated transmission distance limitation on the right. Each technology may be used more than once.
Up to 100 meters for Class 1 devices. Bluetooth Up to 30 meters in areas without interference. Infrared Up to 10 meters for Class 2 devices. Bluetooth
You have an extra disk on your system that has three primary partitions and an extended partition with two logical drives. You want to convert the partitions to simple volumes, preferably without losing any data. Which of the following is the BEST step to perform?
Upgrade the disk to a dynamic disk.
Your computer currently uses a 5,400 RPM hard disk. You want to improve your computer's overall performance by optimizing your hard disk performance. Which of the following would be the MOST effective means for optimizing your hard disk performance? (Select TWO).
Upgrade your hard disk interface to SATA 3. Upgrade to a 10,000 RPM hard disk.
Which of the following are options for connecting a computing device, such as a notebook computer or a tablet, to a cellular network? (Select FOUR.)
Use a USB cable to connect the device to the network through a smartphone. Use a USB cellular antennae to connect the device directly to the cellular network. Use an integrated cellular antennae to connect the device directly to the cellular network. Use the device's Wi-Fi to connect to the network through a cellular Wi-Fi hot spot.
You want to combine storage space from two different hard disks into a single logical storage unit on your Windows computer. Which of the following is the BEST step to perform?
Use dynamic disks and a spanned volume.
You work for a small company as the human resources specialist. Since the company is fairly small, you are maintaining all of the employee information on your desktop computer, which is running Windows 10. This computer has two high-capacity hard disks. You want to ensure that this information is protected from a hard disk failure, so you want to set up a Windows software RAID system. Which of the following would be your BEST solution?
Use mirrored volumes.
Your computer's hard drive is currently formatted as FAT32, but you want to take advantage of the features offered to NFTS drives. Which of the following steps would MOST likely allow you to do this without losing the existing data?
Use the convert command at a command prompt.
Which of the following protocols carry phone calls over an IP-based network?
VoIP
While configuring a wireless access point device, a technician is presented with several security mode options. Which of the following options will provide the most secure access?
WPA2 and AES
You need to view detailed IP configuration information on Windows workstation. In addition to the IP address, subnet mask, and default gateway configuration, you need to see the network card's MAC address and the addresses of the DHCP and DNS servers the workstation is communicating with.
What command would you enter at the command line to see this detailed information? ipconfig /all When you see the address of the DNS server, you realize that this information needs to be updated. Earlier in the day, you implemented a new DNS server with a new IP address. The workstation will update this information in 24 hours. What command can you enter at the command line to update the DNS server information right away? ipconfig /flushdns
A Windows workstation is configured to receive its IP configuration information from a DHCP server on the company network. The user at the workstation reports that she cannot use email and is unable to reach the internet. Using the ipconfig command, you see that the workstation has been assigned the following special IP configuration: IP address: 169.254.0.1 Subnet mask: 255.255.0.0
What is this special IP configuration called? Automatic Private IP Addressing (APIPA) Why did the workstation receive this type of configuration? The workstation was unable to contact the DHCP server.
How do switches and bridges learn where devices are located on a network?
When a frame enters a port, the source MAC address is copied from the frame header.
You are talking with a customer support technician on the telephone. The technician recommends downloading a particular driver from the internet. When you try to connect to the internet using your dial-up modem, you can't. What is the problem?
You need to hang up.
What are the two protocols used most often with IoT devices? (Select TWO.)
Z-Wave Zigbee
Portable devices have a software-controlled switch that disables all wireless functionality. What is the name of this software-controlled switch?
airplane mode
Which of the following utilities checks the disk for bad clusters?
chkdsk
Which of the following utilities would you use to correct cross-linked clusters within the file system on a Windows workstation?
chkdsk
While troubleshooting a Windows workstation, you find that the computer has several cross-linked clusters within the file system. Which of the following utilities would MOST likely fix this issue?
chkdsk
You have used your computer for several months without any issues. Recently, you have noticed that when you perform specific actions or open certain files, your computer crashes, and programs sometimes freeze. You suspect that hard disk issues are the cause. Which of the following tools would BEST verify and fix disk errors?
chkdsk
You are an IT administrator troubleshooting a computer from within the Windows command prompt. You are trying to execute the chdsk command line tool, but it keeps failing. Which of the following command switches would give you the BEST information or help on how to run this command?
chkdsk /?
Joseph has started using virtual machines (VMs) to help his software development process. As the number of VMs has increased, Joseph has noticed that his hard drive is almost full. He would like you to buy and connect an external hard drive where additional VMs can be stored. When the drive arrives, you find it has the type of connector shown in image 1. Which type of connector is on the external hard drive?
eSATA
You want a storage device that has the ability to: Integrate data and device power into a single cable. Use a connector and port that is neither L-shaped nor rectangular. Which of the following SATA devices is the BEST to use?
eSATAp
Which of the following terms refers to a network resource sharing model that uses access control lists saved on each computer?
Peer-to-peer
A group of workers in an office space communicate with each other on their smartphones and tablet devices through an ad hoc network linked using Bluetooth technology protocols. Which of the following network types is in use?
Personal Area Network (PAN)
Which of the following components are found in dot matrix printers? (Select TWO.)
Platen Tractor feed
You are installing networking cable in the air space between the ceiling and the roof of a building. Which type of cabling should you use?
Plenum
Which component in a laser printer prepares the photosensitive drum for writing by causing it to receive a negative electrostatic charge?
Primary corona
You have added two new hard disks to a Windows computer. The disks are configured as basic disks. Which of the following could be configured on these disks? (Select TWO).
Primary partitions Extended partitions with logical drives
You are building a new computer that will contain two hard disks. To provide increased performance, you have decided to configure the drives using RAID technology. Which of the following will BEST meet your needs?
RAID 0
Which connector is used with unshielded twisted pair (UTP) cable?
RJ45
What is name of the utility that is (1 similar to Telnet and (2 used to establish a secure remote server management session?
SSH
Which of the following tools allow remote server management? (Select TWO.)
SSH Telnet
Which of the following is used on a wireless network to identify the network name?
SSID
An 8-port switch receives a frame on port number 1. The frame is addressed to an unknown device. What will the switch do?
Send the frame out ports 2-8.
Which of the following topologies connects each network device to a central hub?
Star
A technician determines that an older network hub that connects 24 workstations is performing poorly due to excessive network collisions. Which of the following network devices would be the BEST replacement?
Switch
What device is used to create a physical star topology?
Switch
A laptop has a wired connection to the network and is configured with a static IP address. The link light on the NIC is lit, but the laptop can't communicate with any hosts on the local network. Which of the following is the MOST likely cause of the issue?
The IP address conflicts with another host on the local network.
A user on your network has been moved to another office down the hall. After the move, she calls you to complain that she has only occasional network access through her wireless connection. Which of the following is MOST likely the cause of the problem?
The client system has moved too far away from the access point.
Which of the following identifies the prefix component of an IPv6 address? (Select TWO.)
The first 64 bits of an IPv6 address. The first four quartets of an IPv6 address.
What is the maximum range of the Bluetooth 2.0 specification for Class 1 devices?
100 M
Your network follows the 1000Base-T specifications for Gigabit Ethernet. Which of the following is the MAXIMUM cable segment length allowed?
100 meters
Which type of fiber optic cable supports 10 Gigabit Ethernet with a maximum segment length of up to 40 km?
10GBaseER single-mode
Which data transmission rate is defined by the IEEE 802.11b wireless standard?
11 Mbps
Which of the following are valid IPv6 addresses? (Select TWO.)
141:0:0:0:15:0:0:1 6384:1319:7700:7631:446A:5511:8940:2552
Which of the following IP address ranges is reserved for Automatic Private IP Addressing?
169.254.0.1 - 169.254.255.254
Given that your Windows workstation has Automatic Private IP Addressing (APIPA) implemented using default settings, which of the following TCP/IP addresses could be automatically assigned to the system should your DHCP server go down or become inaccessible?
169.254.1.26
Which of the following are valid IP addresses? (Select TWO.)
172.16.1.26 2.2.2.2
Which frequencies does Zigbee operate on?
2.4 GHz, 900 MHz, and 868 MHz
To assist a user, a help desk technician is able to take advantage of a Windows proprietary network protocol that allows the technician to open a graphical interface to connect with the user's Windows computer. Which of the following TCP/IP port numbers is the default port used by this protocol?
3389
While working on a Windows workstation, you've enabled Remote Desktop. Which of the following ports MUST be opened in the server's firewall to allow remote clients to access the desktop?
3389
One of the video editors in your company is worried that he may lose a lot of data if his hard drive fails. He has asked you to come up with a solution. To do this, you have decided to implement a RAID 10 solution on his desktop workstation. Which of the following is the MINIMUM number of hard disks that can be used?
4
You are building a new computer and have purchased a motherboard that includes four built-in SATA connectors. Which of the following MOST accurately lists the maximum number of SATA devices you can connect to the motherboard using the integrated ports?
4
While making an online bank transaction, a customer checks to see that the web browser is displaying a lock icon that indicates that an encrypted TCP/IP suite protocol is being used. Which of the following TCP/IP port numbers does this protocol typically use when the browser encrypts its communications with the bank's web server?
443
You have a CD-RW drive that advertises speeds of 32x/12x/48x. What is the read speed of the drive?
48x
You've just installed the DNS service on a Windows server. Which port must be opened in the server's firewall to allow clients to access the service?
53
Which of the following printers would produce the highest print quality?
600 DPI
Which wireless standard can stream data at a rate of up to 54 Mbps using a frequency of 5 GHz?
802.11a
A customer is experiencing a sporadic interruption of their Wi-Fi network in one area of their building. A technician investigates and discovers signal interference caused by a microwave oven. The customer approves replacing the wireless access point that covers the area, but asks that the wireless speed also be increased. Which of the following Wi-Fi standards should the replacement device support to BEST fulfill the customer's needs?
802.11ac
Which of the following wireless networking standards uses a frequency of 5 GHz and supports transmission speeds up to 1.3 Gbps?
802.11ac
Which IEEE wireless standards specify transmission speeds up to 54 Mbps? (Select TWO.)
802.11g 802.11a
You are designing a wireless network for a client. Your client needs the network to support a data rate of at least 150 Mbps. In addition, the client already has a wireless telephone system installed that operates 2.4 GHz. Which 802.11 standard will work best in this situation?
802.11n
You have been contacted by OsCorp to recommend a wireless internet solution. The wireless strategy must support a transmission range of 150 feet, use a frequency range of 2.4 GHz, and provide the highest possible transmission speeds. Which of the following wireless solutions would you recommend?
802.11n
Which of the following statements about the Dynamic Host Configuration Protocol (DHCP) are true? (Select TWO.)
A workstation must request addressing information from a DHCP server. It can deliver a DNS server address in addition to the host IP address.
A technician is tasked with preparing a conference room so that at least 20 guests will be able to wirelessly connect laptop computers to the company network. Which of the following network devices would be the BEST choice for this connectivity?
Access point
Which partition type identifies the partition as one that holds the boot loader program used to start the operating system?
Active
If you want to boot from a hard drive, what must it have?
Active partition
Which type of configuration would you use if you wanted to deploy 802.11n technology to communicate directly between two computers using a wireless connection?
Ad hoc
Which of the following are characteristics of Bluetooth? (Select TWO.)
Ad hoc connections 2.4 GHz radio wireless
You have a computer with an onboard LAN adapter. The LAN adapter has failed, and you are unable to connect the computer to the network. What should you do?
Add a network card using a PCI slot.
You have a user who takes his laptop home every day after work. When he's working in the office, the laptop must get an IP address from the DHCP server so you configure it to obtain IP and DNS information automatically. When he's working from home, the laptop must use IP and DNS information that connects with his home network. Which IP addressing method can you use to make sure he gets a network connection at home?
Alternate IP configuration
Which of the following is a valid MAC address?
C0-34-FF-15-01-8E
While investigating a network connectivity issue, a technician finds that the link light on a workstation is not lit, and there is no connectivity after replacing the patch cable both between the workstation and the wall jack and between the patch panel and the switch with cables that are known to be good. If the wall jack and patch panel ports are labeled correctly, which of the following tools would the technician MOST likely use next?
Cable tester
A group of workers attend a team-building retreat at a remote cabin. They can place calls on their mobile smartphones, but the cabin has no wired phone, television, or wired internet connectivity. The workers need to access an internet webpage using their laptop computers. Which of the following internet connection types might be available to the workers?
Cellular
Which of the following types of internet connection services can allow you to be truly mobile while maintaining your internet connection?
Cellular
A technician is replacing a cable modem. The cable from the cable company has an inner solid wire conductor and an outer mesh conductor separated by PVC plastic insulation. Which of the following network cable types is being used?
Coaxial cable
Which of the following refers to a situation where two files try to claim the same cluster on the hard disk?
Cross-linked clusters
As the IT technician for your company, you need to ensure that IP addresses are automatically assigned to hosts while at the same time preventing the same address from being assigned twice. Which of the following services would be BEST to use?
DHCP
A homeowner's connection to the internet is through an always-on modem that connects to existing telephone wiring and has a download speed of over 3 Mbps. The homeowner is able to make analog phone calls over the same wiring at the same time. Which of the following internet connection types is being used?
DSL
Which of the following is not an example of wireless networking communications?
DSL
You have a computer with three hard disks. A RAID 0 volume uses space on Disk 1 and Disk 2. A RAID 1 volume uses space on Disk 2 and Disk 3. Disk 2 fails. Which of the following is true?
Data on the RAID 1 volume is accessible; data on the RAID 0 volume is not.
Which TCP/IP configuration parameter identifies the router that is used to reach hosts on remote networks?
Default gateway
Which tool would you use to create and delete partitions on hard drives?
Disk Management
Which of the following printer types is considered an impact printer?
Dot matrix
Which type of printer uses an inked ribbon?
Dot matrix
Which of the following describes an IPv6 address? (Select TWO.)
Eight hexadecimal quartets 128-bit address
A technician is installing a new SOHO wireless router in a home office. The customer wants to secure the wireless network so only a smartphone, tablet, and laptop can connect. Which of the following router settings should the technician change?
Enable MAC filtering
You have just signed up for a broadband home internet service that uses coaxial cable. Which connector type will you most likely use?
F-type
Which of the following are advantages of using fiber optic cabling for a network, as opposed to other types of cabling? (Select TWO.)
Greater cable distances without a repeater Immunity to electromagnetic interference
What is a major benefit STP provides that UTP does not?
Greater resistance to interference
You are using a crimper to attach an RJ45 connector to a Cat 6 UTP cable. You need to use the T568A standard to connect the individual wires to the connector. Which wire should be connected to pin 1?
Green with white
What are two major concerns regarding IoT devices? (Select TWO.)
Hacking Privacy
Which of the following is a magnetic storage devices?
Hard disk
Which of the following is a characteristic of extended partitions?
They are subdivided into logical drives.
Which component in a laser printer charges the paper to attract toner?
Transfer roller
Which of the following statements accurately describes how a modem works? (Select TWO.)
It modulates digital data from the PC into analog data and transmits it on a telephone network. It demodulates analog data from a telephone network into digital PC data.
A technician must press a cable connector's retaining tab to remove a faulty fiber optic network cable. Which of the following connectors does the cable use?
LC
Which type of printer uses lasers and electrical charges to transfer images to paper?
Laser
Your company needs to print a lot of high-quality black-and-white text documents. These documents need to be printed as quickly and inexpensively as possible. The printer must also have the capacity to perform duplex printing. Which of the following printers BEST meets the printing requirements for your company?
Laser
You have just finished upgrading the power supply in your desktop computer. Now the hard disk will not work. What should you do first?
Make sure the power connectors on the hard disk are plugged in all of the way.
Which of the following are characteristics of the 802.11g wireless standard? (Select THREE.)
Maximum bandwidth of 54 Mbps Backwards compatible with 802.11b devices Operates in the 2.4 GHz range
You have been asked to implement a network infrastructure that will accommodate failed connections. Which of the following network topologies provides redundancy for a failed link?
Mesh
You have implemented an ad hoc wireless network that doesn't employ a wireless access point. Every wireless network card can communicate directly with any other wireless network card on the network. What type of physical network topology has been implemented in this type of network?
Mesh
A user pays for a retail purchase by placing a smart phone next to the merchant's reader. Which of the following mobile device connections is being used?
NFC
What is required to control access to the file system using file and folder permissions on a Windows-based computer?
NTFS-formatted partition
Which of the following locations will contribute the greatest amount of interference for a wireless access point? (Select TWO.)
Near cordless phones Near backup generators
What method does an SD card use for storing data?
Non-volatile memory chips
You are the IT administrator for a small corporate network. The computer is connected to the network as shown in the Exhibit. One morning, you find that the workstation in Office 1 can no longer connect to the network. In this lab, your task is to diagnose and fix the problem. Be aware of the following: The network does not have a DHCP server. The default subnet mask should be used for all computers. The connection problem might be in the operating system configuration, the hardware, or both. There might be more than one problem. During the lab, the Diagnose and repair option is not available. Instead, review the configuration of the system to identify the problem. You can view the connection properties or use the ipconfig command. Use the information in the Exhibit to verify the required network connection settings. Use Network & Internet settings to help you verify whether you have fixed the problem(s).
erify the problem as follows:In the notification area, right-click the Network icon and select Open Network & Internet settings. The network map shows no connection to the internet.Select Change adapter options to help determine why.Notice the status for the network connection is network cable unplugged.Close the window. Connect the cable as follows:In the top navigation tabs, select Office 1 to work with the computer hardware.Above the computer, select Back to switch to the back view of the computer.The computer has a network cable, but the link light is not on.Select the network cable connected to the computer to see what is connected to the other end.In the Selected Component window, notice that one end is unconnected.Select the unconnected end and drag it to the network connection on the wall plate. Fix settings as follows:On the monitor, select Click to view Windows 10 to switch to the operating system view.The notification area shows a network connection.The network map in the Network Status does not show an internet connection.Maximize the Network Status window for easier viewing.Select Network and Sharing Center.Select Ethernet.Select Details.Compare the current TCP/IP configuration with the required configuration shown in the Exhibit.Click Close.Select Properties to modify the TCP/IP configuration.Select Internet Protocol Version 4 (TCP/IPv4).Select Properties.In the IP address field, enter a correct IP address.In the Subnet mask field, enter 255.255.255.0.In the Default gateway field, enter 192.168.0.5.In the Preferred DNS server field, enter a correct DNS server address.Click OK.Click Close.Verify the internet connection in the Network and Sharing Center.
You have a hard disk that has a single primary partition and has been assigned D: as the drive letter. Which tool would you use to configure the drive to use the FAT32 file system?
format
You have physically installed a new hard disk drive in your computer, configured the disk in the BIOS using the CMOS setup program, and partitioned the disk. You try to access the hard disk drive in Windows Explorer, but get an error message. Which utility will you most likely use to solve the problem?
format
You are the IT technician for your company. Which of the following mechanisms would BEST allow you to resolve a hostname into its associated IP address? (Select TWO).
hosts file DNS
Which of the following utilities can you use from the command line on a Linux system to see a list of the installed network interfaces along with their current statuses and configurations?
ifconfig
You are troubleshooting network connectivity issues on a Windows workstation. Which command would you use to view the MAC address of the network adapter?
ipconfig /all
Which utility would you use to view current connections and active sessions and ports on a computer?
netstat
A user is having problems connecting to other computers using hostnames. Which of the following commands will BEST help you troubleshoot this problem?
nslookup
You work in an office that uses Linux and Windows servers. The network uses the IP protocol. You are sitting at a Windows workstation. An application you are using is unable to connect to a Windows server named FileSrv2. Which of the following commands would work BEST to test network connectivity between your workstation and the server? (Select TWO).
ping tracert
An end user clams they are unable to connect to the internet and has called the company's help desk for a solution. Having been assigned to this issue, you decide to first test whether or not TCP/IP is working correctly on the local computer. Which of the following is the BEST command to use for this test?
ping 127.0.0.1
You are troubleshooting connectivity between your computer and the www.widgets.com server, whose IP address is 192.168.1.1. Which of the following commands tests connectivity to the device as well as name resolution?
ping www.widgets.com
You have had several employees call the help desk where you work, complaining that they are not able to reach the www.widgets.com server. To help troubleshoot this issue, you decide to run a variety of commands. Which of the following commands is MOST likely to return the IP address of the desired server? (Select THREE).
ping www.widgets.com tracert www.widgets.com nslookup www.widgets.com
A technician located at a branch office can't communicate with a company server at the home office. Which of the following commands could be used to determine where the communication is blocked?
tracert
Examine the following output: 4 22 ms 21 ms 22 ms sttlwa01gr02.bb.ispxy.com [154.11.10.62] 5 39 ms 39 ms 65 ms plalca01gr00.bb.ispxy.com [154.11.12.11] 6 39 ms 39 ms 39 ms Rwest.plalca01gr00.bb.ispxy.com [154.11.3.14] 7 40 ms 39 ms 46 ms svl-core-03.inet.ispxy.net [205.171.205.29] 8 75 ms 117 ms 63 ms dia-core-01.inet.ispxy.net [205.171.142.1] Which command produced this output?
tracert
Which kind of connector do you use to connect a modem to a standard telephone line?
RJ11
An administrator configures a server to run the TCP/IP suite protocol that allows users to download files contained in specific directories on the server and also protects access to those files by requiring user authentication. Which of the following TCP/IP port numbers allow this protocol to work properly? (Select TWO).
20 21
What is the maximum number of nodes Z-Wave allows on its mesh network?
232
Which of the following is the maximum transmission speed for Bluetooth v3 and v4 devices?
24 Mbps
Which of the following are not valid IP addresses? (Select THREE.)
257.0.122.55 45.22.156.256 145.8.260.7
You have been asked to implement a RAID 5 solution for an engineer's desktop workstation. What is the minimum number of hard disks that can be used to configure RAID 5?
3
Match the network types on the left with the descriptions on the right. Each network type may be used once, more than once, or not at all.
A network in a small geographic area that typically uses wires to connect systems together. Local Area Network (LAN) A small network used for connecting devices, such as a notebook computer, a wireless headset, a wireless printer, and a smartphone. Personal Area Network (PAN) A network that is typically owned and managed by a city as a public utility. Metropolitan Area Network (MAN) A group of networks that are geographically isolated, but are connected to form a large internetwork. Wide Area Network (WAN) Similar to a standard LAN, but uses radio signals instead of wires to connect systems together. Wireless Local Area Network (WLAN) A network that covers an area as small as a few city blocks to as large as an entire city. Metropolitan Area Network (MAN) A set of subnets connected to each other, typically by wires, using at least one router. Local Area Network (LAN)
Which of the following is the best definition for a LAN?
A network in a small geographic area, like in an office.
Check Disk detects disk integrity errors and fixes them. Match the types of errors Check Disk detects and fixes on the left with the error descriptions on the right.
A series of used clusters on the hard disk drive that are not associated with a specific file. Lost clusters Occurs when two files claim the same cluster. Cross-linked file Files that exist on the hard drive but are not associated with a directory in the index. Orphaned files A portion of the hard disk that cannot be used. Bad sector
Match each storage device type on the left with its description and benefits on the right.
A thick magnetic disk made of aluminum platters. Uses read/write heads to access data stored on the platters. Hard disk drive (HDD) A flash device and storage capacity similar to a small hard drive. Solid state drive (SSD) Uses lasers to read and write information stored in the form of pits in their reflective coating. Optical disc Providesup to several terabytes in storage capacity, and cost per megabyte is very low. Hard disk drive (HDD) Faster than other devices. No moving parts. Lasts longer than other storage devices. Solid state drive (SSD) Ideal for music and video. Portable and cheap with a long shelf life. Optical disc
You are in the process of purchasing several new Windows-based computers to replace broken or outdated computers. You have heard that solid state drives (SSDs) can significantly increase the overall performance of the system. Which of the following BEST describes the features of solid state drives (SSDs) compared to hard disk drives (HDDs)? (Select TWO).
An SSD opens files faster than an HDD. An SSD uses flash technology to store data.
You share a number of files from your computer, and you've received a number of calls from users who say they can't connect to the files. You check your computer and find that the Ethernet cable is unplugged. You've plugged the Ethernet cable in, so now you need to start the network interface card. In this lab, your task is to complete the following: Determine which network interface went down when it was unplugged. Start the network interface from the command line.
At the prompt, type any of the following commands and press Enter to view information about the network interfaces to determine which card is not up and to identify the card alias. (The alias for the network interface that is down is enp2s1.) ip addr ip addr show ip addr show enp2s1 ifconfig -a Type either of the following commands and press Enter to start the enp2s1 network interface: ifup enp2s1 ip link set enp2s1 up
Which of the following are optical storage devices? (Select THREE.)
BD CD DVD
Which Blu-ray standard defines rewritable disks?
BD-RE
You have just received a frantic call from a customer. She informs you that after turning her computer on, she received the following error: The SMART hard disk check has detected an imminent failure. Which of the following is the BEST first step to take?
Back up all important data and files.
You have a computer with a removable disk drive that has been formatted with NTFS. You want the drive to use FAT32 to be compatible with more operating systems. The drive is currently configured using drive letter D:. Which of the following actions MUST you complete to make the desired changes?
Back up the data on the D: drive. Reformat the D: drive using FAT32. Restore the data.
Which disk types does Windows support? (Select TWO.)
Basic Dynamic
Which of the following types of printers heats the ink in its print head to print?
Bubble jet (inkjet)
A portable computer connected to a printer with an infrared interface works fine inside your office. However, when you go outside, it works sporadically. Which of the following would BEST resolve this issue? (Select TWO).
Block direct and reflected sunlight from the pathway between the PC and the printer. Move the printer closer to the computer.
You need a type of wireless connection that can transfer data between your phone, PDA, and laptop. You are transferring sensitive information. Which of the following would be the BEST choice?
Bluetooth
You want to use a wireless keyboard and mouse with your laptop computer. Which method should you choose?
Bluetooth
One day, while trying to start your Windows 10 system, you see the following error displayed: Could not read from the selected boot disk. Check boot path and disk hardware. Which of the following will MOST likely fix the problem?
Boot into the recovery environment and run the bootrec /rebuildbcd command.
A SOHO customer finds that their VoIP conversations frequently break up and become unintelligible. This happens most often when one person in the office streams video from the internet. Which of the following configuration changes on the SOHO router is MOST likely to improve VoIP performance?
Change QoS settings to give VoIP traffic more priority.
A technician is installing a new SOHO wireless router. Which of the following is the FIRST thing the technician should do to secure the router?
Change the router's default password
Which of the following disk maintenance utilities optimizes the performance of your hard drive by verifying the file system integrity of a hard disk and fixing the errors it detects?
Check Disk
A technician receives notification from a SOHO router manufacturer of a specific vulnerability that allows attackers to exploit SNMP traps to take over the router. The technician verifies the settings outlined in the notification. Which of the following actions should the technician take NEXT?
Check for and apply firmware updates.
You have just connected a new computer to your network. The network uses static IP addressing. You find that the computer can communicate with hosts on the same subnet, but not with hosts on a different subnet. No other computers are having a problem. Which of the configuration values would you most likely need to change?
Default gateway
One of your customers wants to configure a small network in his home. The home has three floors, and there are computers on each floor. This customer needs to share files between computers, print to a centrally located printer, and have access to the internet. Which of the following print solutions would BEST meet this client's needs?
Configure a Wi-Fi infrastructure network.
Nate, an employee in your organization, has started to work from home two days a week. Nate uses the same company laptop while working in the office and working at home. Nate's laptop automatically connects to the wireless network in the office, but does not automatically connect to his home wireless network. Nate would like the laptop to connect automatically at home and at work. Which of the following would BEST allows this to happen?
Configure an alternate TCP/IP configuration on the laptop's wireless adapter to use a static IP address that is compatible with the home network.
A technician is replacing a SOHO router and has configured DHCP to assign private IP addresses to hosts on the local network. These hosts can communicate with each other, but users can't browse the internet. Which of the following changes to the SOHO router is MOST likely to restore internet connectivity?
Configure the SOHO router for NAT.
After several new computers are connected to a network device, every computer connected to the device begins to experience slow transfer speeds. Which of the following is the FIRST step in troubleshooting this problem?
Determine whether the network device is a hub or a switch.
Which component in a laser printer applies toner to the drum, causing the toner to stick to the charged areas on the drum?
Developing roller
Match the types of Ethernet connectivity devices on the left with the corresponding descriptions on the right. Each type of Ethernet connectivity device may be used once, more than once, or not at all.
Connects segments on the same subnet. Forwards signals to only the port connected to the destination device. Switch Can be used to connect wireless clients to wired clients on the same network. Bridge Connects two network segments that have different subnet addresses. Router Connects segments on the same subnet. Repeats signals out to all other ports. Hub Operates in full-duplex mode, meaning devices can both send and receive data at the same time. Switch Operates in half-duplex mode, meaning devices can either send or receive data at any given time. Hub Uses the IP address within a packet to move packets between networks. Router
You are running Windows 10 on your computer. You want to decrease the time it takes to write data to your drives. To do this, you have decided to create a Windows software RAID system using a striped volume. Before you create the striped volume, which action MUST you take?
Convert basic disks to dynamic disks.
Which type of network medium is used by an Integrated Services Digital Network (ISDN) adapter?
Copper telephone wire
Your computer has a single hard disk with a single volume used by the C:\ drive. You have previously upgraded the disk to a dynamic disk. The disk has run out of disk space. You need to add more space to the C:\ volume. You add a new hard disk to the computer. Which of the following is the BEST step to complete while adding space to the C:\ drive?
Create a mount point using space on the second disk.
You work at a computer repair store. You're building a new computer that will be used for video editing and storing pictures. You have installed the operating system on Disk 0 and then installed four SATA hard drives. You want to have the following additional volumes: The Editing volume (drive letter E:) will be used to store raw video files for editing. This volume needs to be optimized for performance. The Media volume (drive letter M:) will be used to store digital photos and completed video files. This volume needs to provide fault tolerance so that a failure in one drive will not affect the availability of the files. In this lab, your task is use Disk Management to create and format the following volumes: The Editing volume as a striped volume (RAID0) using all of the space on Disk 1 and Disk 2. The Media volume as a mirrored volume (RAID1) using all of the space on Disk 3 and Disk 4. Format all volumes using NTFS.
Create a striped volume as follows:Click the power button to turn on the computer.Right-click Start and select Disk Management.Make sure MBR is selected as the partition style.Select OK to initialize all disks.Maximize the window for easier viewing.Right-click Disk 1 and select New Striped Volume.Click Next.Under Available, select Disk 2.Select Add.What will be the total capacity of the new volume?Click Next.From the Assign the following drive letter drop-down list, select E.Click Next.Make sure NTFS is selected as the file system.In the Volume label, enter Editing.Click Next.Click Finish.Click Yes to convert the disks to dynamic disks. Create a mirrored volume as follows:Right-click Disk 3 and select New Mirrored Volume.Click Next.Under Available, select Disk 4.Select Add.What will be the total capacity of the new volume?Click Next.From the Assign the following drive letter drop-down list, select M.Click Next.Make sure NTFS is selected as the file system.In the Volume label, enter Media.Click Next.Click Finish.Click Yes to convert the disks to dynamic disks.
While sorting through a box of cables in your storage room, you find one that matches the configuration shown in the image. Which of the following BEST describes the type of cable configuration and the purpose for which it would be used?
Crossover cable configuration used to connect computers directly to one another for networking.
Match the fiber optic cable types on the left with the appropriate characteristics on the right. Each cable type may be used once, more than once, or not at all.
Data transfers through the core using more than one light rays. Multimode The core diameter is around 10 microns. Single mode Cable lengths can extend a great distance. Single mode Cable lengths are limited in distance. Multimode
Currently, the users in your company are required to use their IP addresses when connecting to other hosts. Since IP addresses are difficult to remember, you want to implement a protocol on your network that allows computers to automatically find another host's IP address using a logical name. Which of the following protocols would be the BEST to implement?
DNS
You want to implement name resolution on the Linux workstations in your company. Which protocol will you use to do this?
DNS
Which of the following are features of Basic Rate ISDN (BRI)? (Select THREE.)
Dial-up connection Two data Channels One control channel
Which of the following disk maintenance utilities locates and disposes of files that can be safely removed from the disk?
Disk Cleanup
Which of the following disk maintenance utilities optimizes the performance of your hard drive by joining parts of files that are in different locations on your hard drive into a single location?
Disk Defragmenter
You have physically installed a new hard disk drive in your computer and configured the disk in the BIOS using the CMOS setup program. You try to access the hard disk drive in Windows Explorer, but the drive is not displayed. Which of the following utilities will you MOST likely use to solve the problem?
Disk Management
While configuring a computer, you find that you need to create, format, and manage the partitions and volumes on your hard drives. Which of the following is the BEST command line utility to use?
DiskPart
You have a computer running Windows 10 Home. You need to access the contents of a flash drive. The flash drive has been formatted with the exFAT file system. You want to read the flash drive on your computer as quickly as possible with the least amount of effort. What should you do?
Do nothing. Windows 10 can natively access exFAT file systems.
Jan, a user in the documentation department, printed a very large document. When Jan's boss walked by the printer and saw the large stack of papers, he called you and asked if you could configure the printer to help reduce the amount of paper used by her department. Which of the following printer configuration would BEST facilitate the manager's request?
Duplexing
You are troubleshooting a client connectivity problem on an Ethernet network. The client system has intermittent connectivity to the network. You discover that the unshielded twisted pair patch cable runs 75 feet from the wall outlet and then passes through the ceiling and over several florescent light fixtures before reaching the client system. Which of the following is the MOST likely cause of the connectivity problem?
EMI interference.
A technician is installing a SOHO router at an after-school community center. The customer would like to keep children from accessing inappropriate while browsing the web. Which of the following actions would help accomplish this goal?
Enable content filtering
A user has purchased an external speaker to play music from a mobile device over a wireless connection. Which of the following actions is MOST likely needed for speaker connectivity.
Enable pairing
Which of the following is a wired networking method most commonly used today by desktop PCs and other network devices to connect to a local area network?
Ethernet
Which of the following devices allows network communications to be transmitted over existing AC power lines?c
Ethernet over Power
You have just purchased a new USB drive that you want to use to troubleshoot the computers in your company as well as other network devices, such as printers and projectors. You need to format this new drive with a file system that will be recognized and used on all devices. When formatting your USB drive, which of the following file system types would meet MOST, if not all, of your needs?
FAT32
Which of the following is a valid IPv6 address?
FEC0::AB:9007
You want to allow your users to download files from a server running the IP protocol. You want to protect access to the files by requiring user authentication to access specific directories on the server. Which IP protocol should you implement to provide this capability?
FTP
Lately, you hear a clicking noise when reading or writing data from the hard disk. What is the most likely cause of the clicking?
Failing hard drive
Match each label on the left with the correct characteristics on the right.
First developed to store digital music. Later, was adapted to store digital computer data. Compact Disc (CD) Can be written, read many times, erased, rewritten, and has a capacity of about 650 MB. Compact Disc (CD-RW) Single-sided discs can hold about 4.7 GB of data. Dual-layer discs can hold up to 8.5 GB of data. Digital Versatile Disc (DVD) Dual-layer version employs two recordable dye layers, each capable of storing data. Digital Versatile Disc (DVD-RW) Uses blue laser light. which has a short wavelength, allowing data to be packed more tightly onto the disc and is rewritable. Blu-ray Disc (BD-RE) Was originally developed for high-definition video (and expanded content on movie discs), but can also be used for data storage. Blu-ray Disc (BD)
You are the IT administrator for a small corporate network. You are working on the computer in Office 1. In this lab, your task is to complete the following: Format the flash drive with the FAT32 file system using Quick Format. Use the convert command to convert the D: drive to use NTFS instead of FAT32 without destroying any existing data on the disk. If you format the drive, all existing data will be lost. Converting the drive keeps the existing data, but switches the volume to use the NTFS file system.
Format the flash drive as follows:On the Shelf, expand Storage Devices to find the flash drive.Drag the flash drive to a USB slot on the front of the computer.On the monitor, select Click to view Windows 10.From the taskbar, open File Explorer.Expand This PC.Right-click Flash Drive (G:) and select Format to format the flash drive.From the File system drop-down list, select FAT32.Under Format options, select Quick Format.Select Start to format the flash drive.Click OK.Click OK when the formatting is complete.Click Close. Convert the D: drive to NTFS as follows:Right-click Start and select Windows PowerShell.At the command prompt, type convert d: /fs:ntfs and press Enter.Type Data and press Enter for the current volume label.
You are the IT administrator for a small corporate network. The CEO has complained about slow performance on his computer. You have determined that the hard disk on his computer needs to be cleaned and defragmented. In this lab, your task is to complete the following: Run Disk Cleanup on the C: drive to do the following:Delete setup log files and thumbnails.Do not delete temporary files. Configure disk defragmentation to run on a schedule using the following settings:Run defragmentation weekly.Defragment the C: volume.
From the taskbar, open File Explorer to run Disk Cleanup. Expand This PC. Maximize the window for easier viewing. Run Disk Cleanup on the C: drive as follows:Right-click Local Disk (C:) and select Properties.Select Disk Cleanup.Under Files to Delete, select Setup Log Files.Unmark Temporary files.Make sure Thumbnails is selected.Click OK.Select Delete Files. Configure disk defragmentation to run on a schedule as follows:Select the Tools tab.Select Optimize.Select Change settings.Make sure Run on a schedule is selected.From the Frequency drop-down list, make sure weekly is selected.Select Choose to configure which disks are included.Unmark Data (D:).Unmark Local Disk (E:).Click OK.Click OK.
You are installing Windows 10 on a drive that was previously used for Windows 8.1. This drive has one primary partition. While installing Windows, you want to ensure that the old files are deleted and any bad sectors are located and marked as bad. To achieve your desired goal, which of the following is the BEST option to run?
Full format
Which storage device uses aluminum platters for storing data?
Hard disk
You need a storage device that has very large storage capacity, is fast, and is relatively inexpensive. Which storage device will best suit your needs?
Hard disk
A technician is configuring the static TCP/IP settings on a client computer. Which of the following configurations are needed for internet communications? (Select THREE.)
IP address including a subnet mask (IPv4) or subnet prefix length (IPv6) DNS server address Default gateway address
Which of the following network technologies is packaged as part of a BRI plan?
ISDN
You have been asked to recommend a printer that will be used in a travel agency. The printer will be used to print airline tickets. Each ticket has four pages (multi-part carbon-based forms), and the same information must show up on all four pages with a single pass of the printer. Which printer type would you recommend?
Impact
You are the IT administrator for a small corporate network. You need to set up the Executive laptop with a dial-up connection as a backup precaution in case the broadband goes out. In this lab, your task is to configure a dial-up connection to a workplace with the following settings: Phone Number: 801-555-4321 Destination name (connection name): Dial-up My Work Allow other users to use the connection Username: ITS49 Password: ab18$ut Remember this password: Enabled
In the notification area, right-click the Network icon and select Open Network & Internet settings. Maximize the window for easier viewing. Select Network and Sharing Center. Select Set up a new connection or network to create the dial-up connection. Select Connect to a workplace. Click Next. Select Dial directly. In the Telephone number field, enter 801-555-4321. In the Destination name field, enter Dial-up My Work. Select Allow other people to use this connection. Click Next. In the User name field, enter ITS49 as the username. In the Password field, enter ab18$ut as the password. Select Remember this password. Click Next. Click Close.
You are the IT administrator for a small corporate network. You need to configure the workstation in the Support Office so it can connect to the local network and the internet. The workstation has two network interface cards. This allows the workstation to connect to the local network (as shown in the Exhibits) and another small network, which is not yet built. When configuring IP addresses, keep in mind the following: You cannot assign the subnet address to a host (such as 192.168.0.0 or 10.0.0.0). You cannot assign the last address to a host (such as 192.168.0.255 or 10.0.255.255). In this lab, your task is to complete the following: Configure the IP version 4 TCP/IP settings for the network connections using the settings in the table below. Use the Network & Internet settings in Windows to confirm that the workstation is properly connected to the local network and the internet.Local Area ConnectionIP Address: 192.168.0.254Subnet Mask: 255.255.255.0Default Gateway: 192.168.0.5DNS Server: 163.128.80.93 or 163.128.78.93Local Area Connection2IP Address: 10.0.255.254Subnet Mask: 255.255.0.0Default Gateway: noneDNS Server: none
In the notification area, right-click the Network icon and select Open Network & Internet settings. Select Change adapter options to configure the Local Area Connection adapter. Right-click Local Area Connection and select Properties. Select Internet Protocol Version 4 (TCP/IPv4). Select Properties. Select Use the following IP address. In the IP address field, enter the IP address. In the Subnet mask field, enter the subnet address. In the Default gateway field, enter the default gateway address. In the Preferred DNS server field, enter the DNS server address. Select OK. Click Close. Right-click Local Area Connection 2 and select Properties to configure the other network adapter. Repeat steps 4-12 to modify the TCP/IP settings for the other network adapter.
You have been asked to help a small office with a limited budget set up and configure a Windows network. There are only five computers in this office. In addition to the ability to share network resources, security is a top priority. Which of the following is the BEST course of action in this situation?
Install a WorkGroup to allow each device to control what is shared and with whom.
You are the IT administrator for a small corporate network. The network uses a DHCP server for IP address configuration for most clients. In the Executive Office, the manager asked you to configure her laptop so that she can use it at home and at work. The laptop is currently configured with a static wireless connection for her home network, but the laptop is not connecting to the network while at the office. You need to configure the TCP/IP properties on the laptop to work on both networks. In this lab, your task is to complete the following: Record the laptop's static IP and DNS configuration settings. Configure the laptop to obtain IP and DNS addresses automatically. Create an alternate TCP/IP connection with the static settings.
In the notification area, select the Network icon and select Open Network & Internet Settings. Record the laptop's static IP and DNS configuration settings as follows:Select Change adapter options.Right-click Wi-Fi and select Properties.Select Internet Protocol Version 4 (TCP/IPv4).Select Properties.On a piece of paper, record the values for the IP address, subnet mask, default gateway, and DNS server address. Configure the laptop to obtain IP and DNS addresses automatically as follows:Select Obtain an IP address automatically.Select Obtain DNS server address automatically. Create an alternate TCP/IP connection as follows:Select the Alternate Configuration tab.Select User configured.In the IP address field, enter 192.168.2.13.In the Subnet mask field, enter 255.255.255.0.In the Default gateway field, enter 192.168.2.254.In the Preferred DNS server field, enter 192.168.2.254.Click OK.Click Close.
A user reports that he can't browse to a specific website on the internet. From his computer, you find that a ping test to the Web server succeeds. A traceroute test shows 17 hops to the destination web server. What is the most likely cause of the problem?
Incorrect DNS server address
You manage a network that has multiple internal subnets. You connect a workstation to the 192.168.1.0 subnet using the default subnet mask. This workstation can communicate with some hosts on the private network, but not with other hosts. You run ipconfig /all and see the following: Ethernet adapter Local Area Connection: Connection-specific DNS Suffix . : mydomain.local Description . . . . . . . : Broadcom network adapter Physical Address. . . . . . : 00-AA-BB-CC-74-EF DHCP Enabled . . . . . . . : No Autoconfiguration Enabled. . . : Yes IPv4 Address . . . . . . . : 192.168.1.102(Preferred) Subnet Mask . . . . . . . : 255.255.255.0 Default Gateway. . . . . . . . . : 192.168.2.1 DNS Servers. . . . . . . . . . . : 192.168.2.20 Which of the following is the MOST likely cause of the problem?
Incorrect default gateway
You manage a network that has multiple internal subnets. You connect a workstation to the 192.168.1.0 subnet, which uses the default subnet mask. This workstation can communicate with some hosts on the private network, but not with other hosts. You run ipconfig /all and see the following: Ethernet adapter Local Area Connection: Connection-specific DNS Suffix . : mydomain.local Description . . . . . . . : Broadcom network adapter Physical Address. . . . . . : 00-AA-BB-CC-74-EF DHCP Enabled . . . . . . . : No Autoconfiguration Enabled. . . : Yes IPv4 Address . . . . . . . : 192.168.1.102(Preferred) Subnet Mask. . . . . . . . : 255.255.0.0 Default Gateway . . . . . . : 192.168.1.1 DNS Servers . . . . . . . : 192.168.1.20 192.168.1.27 Which of the following is the MOST likely cause of the problem?
Incorrect subnet mask
Which of the following is not an advantage of SSDs over HDDs?
Inexpensive
A user calls to report that she is experiencing intermittent problems while accessing the wireless network from her laptop computer. She can access the network from her usual office, but today, she is trying to access the wireless network from a conference room, which is across the hall and next to the elevator. Which of the following is the MOST likely cause of her connectivity problem?
Interference is affecting the wireless signal.
A user is configuring an email client application and plans to use a standard TCP/IP suite protocol to retrieve email messages from an email server. Which of the following TCP/IP suite protocols can be used to retrieve email messages? (Select TWO).
Internet Message Access Protocol (IMAP) Post Office Protocol (POP3)
Which of the following best describes how a switch functions?
It connects multiple cable segments or devices and forwards frames to the appropriate segment.
Which of the following are characteristics of coaxial network cable? (Select TWO.)
It has a conductor made from copper in the center of the cable. It uses two concentric metallic conductors.
Which type of printer uses a drum, plastic toner, and fuser to create a printed page?
Laser
A SOHO's connection to the internet is through an antenna that sends and receives a microwave signal to the ISP's antenna. There can be no obstacles on the direct path between the two antennae. Which of the following internet connection types is being used?
Line-of-sight wireless
You are configuring a new system, and you want to use a RAID 0 array for the operating system using SATA disks and the RAID functionality built into the motherboard. Which of the following BEST describes the action you will take as part of the configuration?
Load the RAID drivers during operating system installation.
You are in the process of preparing a storage device and must determine which file system to use. Which of the following BEST describes the advantage of using the exFAT file system rather than NTFS?
Lower memory and processor resource use
Which of the following are advantages of solid state storage compared to hard drives? (Select TWO.)
Lower power requirements No moving parts
You are an IT technician for your company. Your boss has asked you to set up and configure a wireless network to service all of the conference rooms. Which of the following features lets you allow or reject client connections by hardware address?
MAC address filtering
The 802.11ac wireless networking standard provides increased bandwidth and communication speeds by using which of the following technologies? (Select TWO).
MU-MIMO to allow multiple users to use the same channel. Channel bonding to combine more channels in the 5 GHz band to allow for up to 160-MHz-wide channels.
You have just finished installing a new SATA hard disk in your computer. Now your SATA DVD drive won't work. Which of the following troubleshooting steps is the BEST to try first? (Select TWO).
Make sure that the DVD power cable is connected. Make sure that the DVD SATA cable is connected.
You have just finished upgrading the 250 W power supply in your desktop computer to a 450 W power supply. Now the BIOS doesn't recognize one of the hard disk drives in the system during POST. Which of the following troubleshooting steps is the BEST to try first?
Make sure that the hard disk is connected to the power supply.
You are working on a small network. Recently, you increased the security of the wireless network. In this lab, your task is to complete the following: Manually create a wireless network profile on the laptop as follows:Network name (SSID): PoliceVan (the SSID name is case sensitive.)Security type: WPA2-Personal.Encryption type: AES.Security Key/Passphrase: 4WatchingU (the security key is case sensitive.)Start the connection automatically.Connect even if the network is not broadcasting. Delete the out-of-date TrendNet-BGN wireless profile.
Manually create the wireless network profile on the laptop as follows:Right-click the Network icon in the notification area and select Open Network & Internet settings.Maximize the window for easier viewing.Select Network and Sharing Center.Select Set up a new connection or network.Select Manually connect to a wireless network; then click Next.Enter the network name.Select the security type from the drop-down list.Make sure AES is selected as the encryption type.Enter the security key.Make sure Start this connection automatically is selected.Select Connect even if the network is not broadcasting; then click Next.Click Close.Close the Network and Sharing Center. Delete the out-of-date profile as follows:From the left menu, select Wi-Fi.Select Manage known networks.Select the network to be deleted from the list.Select Forget.
You have a network that uses a logical bus topology. How do messages travel through the network?
Messages are broadcast to all devices connected to the network.
You have a network that uses a logical ring topology. How do messages travel through the network?
Messages travel from one device to the next until they reach the destination device.
A sales person requires that a large number of document, data, presentation, image, and video files be accessible on their personal mobile device when making sales pitches to new customers. A cloud solution is not feasible, since cellular and internet connections are not always guaranteed at a customer site. Which of the following accessories would a technician suggest to BEST meet the sales person's requirements
Micro SD Card
To access the internet through the Publicly Switched Telephone Network (PSTN), what kind of connectivity device must you use?
Modem
A medical center wants to upgrade their network backbone to 10-Gigabit Ethernet (10 Gbps) so they can perform daily backups of large amounts of data to the secure on-site storage area network (SAN) without bogging down the network. Some of the backbone segments will have to reach between buildings that are close to 300 meters apart. Which of the following cable types BEST supports the 10-Gigabit Ethernet at the necessary segments lengths while keeping costs as low as possible?
Multimode fiber optic
Which of the following wireless communication technologies can be described as follows? Has a very limited transmission range of less than two inches Used with credit cards and passports Slower than other wireless technologies Constantly emits a signal
NFC
The manufacturing department consists of 50 employees. Due to the number of employees in this department, the company cannot afford to have a printer for each user. Your company has purchased a new and very expensive laser jet printer for this department's use. This printer needs to be configured so all users in the department have the ability to print to this device from their own computers. Which of the following printer connections would BEST facilitate multiple user access?
Network
Which network component connects a device to the transmission media and allows it to send and receive messages?
Network interface card
You have a DVD-ROM disc with no label, and you want to know if it has any important files on it. You insert the DVD-ROM into your optical media drive, then you double-click the drive letter for the optical drive to see the contents of the disc. If the DVD-ROM is not a valid disc, which error message will you see?
No Media
You have a disk in your system that is displayed in the Disk Management utility, as shown in the image below. The disk icon includes a red arrow that is pointing down. Which of the following would you expect to see, in the space where the red outline is, as the status of this disk?
Not initialized
Which of the following are antenna types that are commonly used in wireless networks? (Select TWO).
Omnidirectional antenna Directional antenna
The CEO of your organization has run out of disk space on her Windows 10 desktop system. To accommodate her data storage needs, you have decided to implement Storage Spaces. To do this, you have installed four 800 GB SATA hard disks in the system. In this lab, your task is to complete the following: Assign three of the 800 GB drives to a storage pool. Create a storage space named ExtraSpace from the storage pool. Assign drive letter S: to the storage space. Configure the storage space to use Parity for resiliency. Set the storage to its maximum size (including resiliency).
On the computer, click the power button. In the search field on the taskbar, enter Storage Space. Under Best match, select Manage Storage Spaces. Select Create a new pool and storage space. Deselect one of the four disks. Select Create pool. In the Name field, enter ExtraSpace (with no spaces in the name). In the Drive letter drop-down list, select S:. In the Resiliency type drop-down list, select Parity. In the Size field, enter 1.4 TB. Select Create storage space.
You have a computer with a single hard disk configured as a basic disk with a single partition formatted with NTFS. The computer runs Windows 10. The disk has run out of space. You need to add space to the disk. You install a new hard drive and start Disk Management. Which of the following is a required task to add space to the existing volume?
On the new hard disk, create a new partition without a drive letter.
A technician connects two network switches using a twisted pair cable. Neither switch supports auto-uplinking. Which of the following identifies the TIA wiring standard required on each end of the cable?
One end must be T568A, and the other must be T568B.
A technician is running a network above a dropped ceiling that is also used for ventilation. The cable must be twisted pair and must be capable of Gigabit Ethernet speeds. Which of the following cables should be used?
Plenum-rated CAT-6a
Which of the following tasks would you complete as part of a SATA installation?
Plug the 15-pin power connector into the SATA drive.
On a Windows 10 workstation, you want to use the Storage Spaces feature to create a logical drive. Which of the following components are used to configure Storage Spaces? (Select THREE.)
Pools of storage, which are logically created from free space on storage devices. Storage devices, which are physical drives such as SATA drives or external drives. Storage spaces, which are logically defined units created from a pool of storage.
A technician is installing a network-enabled smart home control system in a SOHO. To access the system from the internet, which of the following configurations is MOST likely required on the SOHO router?
Port forwarding
Which of the following devices can be used to distribute electrical power along with network data on twisted-pair Ethernet cabling (CAT 5 or higher)?
Power over Ethernet
You have created a large course that describes how to install and use the software created by your company. You created the document using FrameMaker, which uses its own proprietary file format. Because your customers don't use FrameMaker, you need to print the document in a format that all of your customers can use. Your customers use Windows, Linux, and Mac operating systems. Which of the following print methods would provide the BEST output for your customers to use?
Print the file to PDF.
Due to a blackout, power is no longer coming from the wall outlet, and your computer is now off. You do not have a UPS, and you need to remove a disc out of the DVD drive. What is the easiest method for retrieving the disc?
Push an unbent paper clip into the hole on the front of the drive.
You have been asked to configure the drives in a computer. The end user wants to use striping without incorporating any fault tolerance. Which of the following will BEST meet these requirements?
RAID 0
Ben is concerned about losing data due to a hard disk failure. His computer will only support a maximum of three disks. To protect his data, you have decided to use RAID (redundant array of independent disks). Which of the following RAID types would give Ben the BEST mirrored data protection?
RAID 1
One of your customers wants you to build a personal server that he can use in his home. One of his concerns is making sure he has at least one backup of their data stored on the server in the event that a disk fails. You have decided to back up his data using RAID. Since this server is for personal use only, the customer wants to keep costs down. Therefore, he would like to keep the number of drives to a minimum. Which of the following RAID systems would BEST meet the customer's specifications?
RAID 1
A computer being used by the HR department needs to ensure that all of the data on that computer is protected from a single hard disk failure. The data needs to be read as quickly as possible, and the HR department would like to maximize drive use as much as possible. This computer can use up to three hard drives. Which of the following RAID types would meet these requirements and provide the BEST data protection?
RAID 5
Which of the following drive configurations uses striping with parity for fault tolerance?
RAID 5
What is an advantage of RAID 5 over RAID 1?
RAID 5 improves performance over RAID 1.
A technician is installing a cable modem that supplies internet connectivity for a home office. Which of the following cabling types would be used to connect the cable modem to the cable wall outlet?
RG6
On Windows 10, using Storage Spaces eliminates the need for which of the following tasks? (Select TWO).
Repartitioning drives Resizing volumes
Windows 10 features a storage solution called Storage Spaces. When you configure Storage Spaces, you can include information redundancy with a feature called Data Resiliency. Match the types of data resiliency on the left with the appropriate descriptions on the right. Each type of data resiliency may be used once, more than once, or not at all.
Requires that you have at least three storage devices. Parity Requires at least five storage devices. Three-way mirror Does not provide redundancy. Simple Does not provide protection from a single storage device failure. Simple Requires at least two storage devices. Two-way mirror Allows you to reconstruct data if one of the storage devices fails. Parity Protects your data if two storage devices fail at one time. Three-way mirror
Match each utility on the left with its corresponding description on the right. Each utility may be used once, more than once, or not at all.
Resolves (looks up) the IP address of the specified hostname. nslookup Tests connectivity between devices and shows the routers in the path between the two devices. tracert Sends an ICMP echo request/reply packet to a remote host. ping Displays current connections and incoming and outgoing connections. netstat A few simple replies to this request from the remote host indicates that a connection exists between sender and receiver. ping Displays active sessions, ports, sockets, and the local routing table. netstat Performs a continuous connection test when used with the -t option. ping
You are the IT administrator for a small corporate network. Currently, the computer in Office 1 has three hard disks in the computer. A single volume has been defined on each disk, taking up all of the space on that disk. Employees are running out of space on the E: volume and would like additional space. You've installed a new hard drive in the computer and booted into Windows. In this lab, your task is to extend the E: drive using 300000 MB on Disk 3 using the GPT partition style.
Right-click Start and select Disk Management. Select GPT as the partition style. Click OK to initialize the new disk. Maximize the window for easier viewing. Right-click Art (E:) and select Extend Volume. Click Next. Under Available, select Disk 3. Select Add. In the Select the amount of space in MB, enter 300000 to be added to the existing volume. Click Next. Click Finish. Click Yes to extend the volume to non-contiguous free space, the disks must be upgraded to dynamic disks.
You have recently been called to troubleshoot network connectivity problems at a user's workstation. You have found that the network cable runs across high-traffic areas on the floor, causing the cable to wear through and break. You have replaced the cable with a plenum-rated and shielded twisted pair cable. You would like to minimize the problem and prevent it from happening again. Which of the following will BEST protect the cable from further damage?
Run the cable through the ceiling area instead of across the floor.
Which generation of SATA storage devices does the following? Supports up to 6 Gbps data transfer rates Addresses solid state drives
SATA3
Which protocol is used to send email messages from a mail client to a mail server?
SMTP
A healthcare organization provides mobile clinics throughout the world and needs to transfer patients' statistical data to a central database via the internet. Which network technology should you select to ensure network connectivity for any clinic located anywhere in the world, even remote areas?
Satellite
Match each port number on the left with its associated protocols on the right.
Secure Shell (SSH) 22 Apple Filing Protocol (AFP) 548 HTTP over SSL (HTTPS) 443 Hypertext Transfer Protocol (HTTP) 80 Server Message Block (SMB/CIFS) directly over TCP 445 Service Location Protocol (SLP) 427 Internet Message Access Protocol (IMAP) 143
You are working on a small office/home office (SOHO) network. The homeowner recently changed his Internet Service Provider (ISP) and has an existing Ethernet router connected to an RJ45 jack on the wall plate. He has a new laptop and would like to connect this laptop to the internet with a wireless connection. You need to create a wireless network. In this lab, your task is to create a wireless network as follows: Select a wireless access point that meets the following criteria:Transmission speeds up to 600 Mbps.Backwards compatible with other wireless standards that use 2.4GHz. Install the wireless access point as follows:Place the wireless access point on the computer desk.Select the correct cable to connect the wireless access point to a free LAN port on the existing router.Connect power to the wireless access point through an outlet on the surge protector or wall plate. Configure the owner's new laptop to connect to the wireless network:Slide the wireless switch on the front of the laptop to the On position. This will enable the integrated wireless network interface card on the laptop.Use the default settings as you connect the laptop to the wireless network, and save the wireless profile with these settings.
Select and install a wireless access point on the Workspace as follows:On the Shelf, expand Wireless Access Points.Read the device descriptions to identify the correct wireless access point.Drag the Wireless Access Point, 802.11b/g/n to the Workspace.Above the wireless access point, select Back to switch to the back view of the wireless access point. Provide power to the wireless access point as follows:On the Shelf, expand Cables.Select the Power Adapter.In the Selected Component window, drag the DC Power Connector to the port on the wireless access point.In the Selected Component window, drag the AC Power Adapter end to an outlet on the surge protector. Connect the wireless access point to the router as follows:On the Shelf, select the Cat6a cable.In the Selected Component window, drag a connector to the Ethernet port on the back of the wireless access point.Above the router, select Back to switch to the back of the router.In the Selected Component window, drag the other connector to one of the free LAN ports on the switch. On the front of the laptop, click the wireless switch to enable the integrated wireless network interface on the laptop. This will slide the switch to the ON position. Connect the laptop to the TrendNet-BGN wireless network and create a wireless network profile as follows:On the laptop's monitor, select Click to view Windows 10.In the notification area, select the Network icon.Select TrendNet-BGN.Make sure Connect automatically is selected.Select Connect.Select Yes to make the computer discoverable on the network.
Match the disk status on the left with the corresponding description on the right. Each status may be used once, more than once, or not at all.
Shows while a disk is being converted from a basic disk to a dynamic disk. Initializing Indicates that the disk is turned on and can be accessed and the volume on the disk is valid and has no errors. Healthy Indicates that errors have occurred on physical or dynamic disks. Unavailable Shows when a dynamic disk has been removed or turned off. Offline
You want to set up a Windows system to also be able to boot to Linux. To be able to dual boot, the system needs a partition on which to install Linux. However, you don't have an extra hard disk that can be used for the Linux partition. The existing disk has no unpartitioned space available, but it has about 300 GB of free space. Which of the following disk management operations will BEST prepare your hard disk for dual boot?
Shrink the primary partition.
Which optical media has the greatest storage capacity?
Single-layer, single-sided Blu-ray disc
Which of the following LAN devices receives a signal on one port and forwards that signal only to the port where the destination device is connected?
Switch
While setting up a home office, a technician disables the DHCP service on the office router, but does not want to rely on link-local addressing. Which of the following IP addressing methods should be used?
Static
A host on your network that provides a service that requires the server to always use the same IP address. Which IP addressing method can you use to manually assign the specific IP address?
Static IP addressing
List the steps you need to follow to add more disk space to a Storage Space in Windows 10. Drag the correct steps from the left to the correct step number on the right. Not all steps on the left will be used.
Step 1 Install a new storage device to the system. Step 2 Add free space on a new storage device to a storage pool. Step 3 Allocate space from the storage pool to an existing storage space.
Match each disk type on the left with its corresponding description/features on the right. Each disk type may be used once, more than once, or not at all.
Support up to 128 volumes. Dynamic disks Use primary and extended partitions. Basic disks Are supported by all operating systems. Basic disks Support volumes that use discontiguous disk space. Dynamic disks Store partitioning information in a hidden database on all such disks in the system. Dynamic disks Only support volumes made up of contiguous disk space. Basic disks
Which of the following is true about primary partitions?
The active partition must be a primary partition.
Your system volume is running out of disk space. You need to extend the system volume to give it more space. Which of the following conditions MUST be met to extend the system volume? (Select TWO).
The disk must have contiguous free space on the same disk. The system volume must formatted with NTFS.
You have just added a brand new hard disk to your Windows-based computer. When you power on the computer, the disk is not shown in File Explorer. To troubleshoot this issue, you open the Windows Disk Management console and see that the disk is present, but is shown as Unknown. Which of the following disk management steps is MOST likely required first?
The disk needs to be initialized.
Which of the following identifies the Interface ID component of an IPv6 address? (Select TWO.)
The last 64 bits of an IPv6 address. The last four quartets of an IPv6 address.
Which of the following describes the part of the IPv6 address that identifies the subnet address?
The last quartet in the IPv6 address prefix.
Which of the following is true of a network using the 1000Base-T standard? (Select TWO.)
The network operates at one gigabit per second. The network uses copper UTP cables.
You are installing a satellite connection so your home office can connect to the internet. Which of the following statements is true?
The satellite dish must be pointed in the correct direction for communicating with the satellite.
A laptop has a wired connection to the network and is configured with a static IP address. The link light on the NIC is lit, but the laptop can't communicate with any hosts on the local network. Which of the following is the MOST likely cause of the issue?
The static IP address and subnet mask are configured with the wrong network address.
A user calls to report that she is experiencing intermittent problems while accessing the wireless network from her laptop computer. While talking to her, you discover that she is trying to work from the break room two floors above the floor where she normally works. Which of the following is the MOST likely cause of her connectivity problem?
The user is out of the effective range of the wireless access point on her floor.
Match each smart device with its description.
Thermostat Learns from your habits and schedule, allows you to control the climate in your home remotely, shows you energy consumption in real-time, and adjusts itself depending on ambient conditions. Switch Allows you to control hardwired lights, ceiling fans, fireplaces, small appliances, and garbage disposals. Bulb Can change colors, track motion, stream audio over Bluetooth, and double as a connected camera, but it's only smart when turned on. It doesn't work when turned off. Plug Easy solution for making small appliances, such as lamps, coffee makers, and toasters, smart. Security camera Uses an RF transmitter. May include such features as motion detection, scheduled recording, remote viewing, and automatic cloud storage. Door lock Uses a wireless protocol and a cryptographic key to execute the authorization process. It can also monitor access and send alerts related to the status of the device. Speaker/digital assistant Uses voice recognition software and activates through a Wake Word or Hot Word.
While investigating a network connectivity issue, a technician finds that the link light on a workstation is not lit, and there is no connectivity after replacing the patch cable with one that is known to be good. The wall jack is not labeled, and within the switch room, none of the cables or patch panel ports are labeled. Which of the following tools would the technician MOST likely use next?
Tone generator
You have just finished installing Windows on a system that contains four physical hard disks. The installation process has created a system volume and a C: volume on the first disk (Disk 0). The installation process also initialized the second disk (Disk 1) and the third disk (Disk 2), but did not create any volumes on these disks. Which of the following would you expect to see as the status of Disk 1 and Disk 2?
Unallocated
You have a hard disk that is formatted with the FAT32 file system. You would like to implement file and folder permissions on the Design folder that apply when files are accessed both locally and remotely. Which of the following BEST describe the next step you need to perform?
Use the convert command to convert from FAT32 to NTFS and then configure NTFS permissions.
You are the network technician for a small company. One of your responsibilities is to ensure that all new hardware is connected and functioning properly. You have several different types of connections that are used for various types of hardware. One of the types of cable available to you is an RJ45 cable. Which of the following BEST describes where this cable would most likely be used?
Voice over IP connection
The following is an example of an IPv6 address: FEC0:1319:7700:F631:446A:5511:CC40:25AB
Which part of the example IPv6 address is the prefix? FEC0:1319:7700:F631 Which quartet in the example IPv6 prefix is used to identify the subnet? F631 Which part of the example IPv6 address is the interface ID? 446A:5511:CC40:25AB
Which of the following is true when the DHCP setting is disabled in a wireless network?
Wireless clients must use a static IP address within the correct IP address range to connect to the network.
Which of the following conditions would prevent you from using a GUID Partition Table (GPT) when setting up a disk drive?
You're setting up the drive to boot Windows 10 on a computer that uses traditional BIOS.
Windows 10 features a storage solution called Storage Spaces. What is the name of the Storage Spaces feature that allows you to allocate space for redundant information using options that include two-way mirroring, three-way mirroring, and parity?
data resiliency
Which of the following Windows command line utilities would you use to realign the file structure on the disk to optimize performance?
defrag
You are the computer specialist in a small business. Your company server is named FS1 and has an IP address of 10.0.0.2. The hardware in your company server started to experience intermittent failures, so you transferred the shares on the server to a spare server and took the main server offline. The spare server has an IP address of 10.0.0.3. You edit the existing A record for FS1 on your company's DNS server and redirect the hostname to the spare server's IP address of 10.0.0.3. Afterward, most users are able to access the shares on the spare server by hostname, but several users cannot. Instead, they see an error message indicating that the FS1 server could not be found. Enter the command you can run from the command prompt on these workstations that will allow them to access the shares on FS1 without performing a full restart.
ipconfig /flushdns
Examine the following output: Server: helicuplar.xct.takro.net Address: 209.53.4.130 Name: westsim.com Address: 64.78.193.84 Which command produced this output?
nslookup
A user tells a help desk technician that their browser is displaying a message that a site can't be reached. When asked, the user tells the technician that other users in the same office can browse to the site. The technician suspects that the web server's name is not being translated to the correct IP address. The technician asks the user to open a command prompt window. Which of the following commands would confirm the technician's assumption? (Select TWO).
nslookup ping
You are the network administrator of a branch office of your company. The branch office network is part of a WAN that covers most of the United States. Users have been complaining that they are unable to access resources over the WAN at the main headquarters. You suspect that one of the routers between your office and the main headquarters is not working properly. To troubleshoot the routers, which of the following TCP/IP utilities would be BEST to use?
tracert