comptia exam 1
Which features are supported by an e-reader? (Choose Two) Send and receive texts View documents Provide mobile app support Provide wireless communication Send and receive calls
View documents Provide wireless communication
You are helping set up a small office/home office (SOHO) network. You are asked to implement QoS support on the network. Which of the following would be the most likely to require QoS support? VoIP E-mail SSID Instant messaging
VoIP
You help a customer configure synchronization with iCloud. The customer is synchronizing an iPhone and a PC running Windows 8. What information can be automatically synced between the devices? (Choose two.) Program settings User data Music files Web browser bookmarks Calendars
Web browser bookmarks Calendars
A customer is traveling out of town and plans to use a personal hotspot to enable a laptop to access the internet while travelling. The customer has checked that this is an option for his smart phone service plan. The customer is concerned about connecting the laptop. What types of connections are supported (Choose all that apply) Wi-Fi Firewire NFC Bluetooth USB IR
Wi-Fi Bluetooth USB
A customer wants to install a wireless access point for a home office. The customer lives in an apartment and knows that there are several wireless networks in range. The customer needs to determine the best channel to use when configuring the access point. What tool should the customer use? Signal generator Multimeter Loopback plug Wi-Fi analyzer
Wi-Fi analyzer
A customer recently purchased a new computer. The customer is unfamiliar with some of the external ports present on the computer and asked for your help to identify the ports. Installed ports include the ports shown in the exhibit. What kind of port is shown in the exhibit? ATA eSATA Firewire USB SCSI
eSATA
Identify the numbered back-panel ports in the graphic by matching them with their descriptions. Place the appropriate description under each numbered port.
1. USB 2. Keyboard and mouse 3. VGA 4. DVI 5. HDMI 6. Ethernet 7. Digital audio 8. Analog audio
What is the approximate maximum indoor range for a wireless router using the 802.11g protocol? 50 feet 125 feet 600 feet 300 feet
125 feet
What is the length of an IPV6 address? 64 bits 128 bits 256 bits 32 bits
128 bits
You are configuring a router. You need to configure a subnet with a subnet address of 192.168.128.0 that supports a range of up to 1022 host address values. You need to stay within this limit to avoid interfering with future expansion plans. The router requires you to enter configuration information in CIDR format. Which address should you use? 192.168.128.0/24 192.168.128.0/20 192.168.128.0/10 192.168.128.0/22
192.168.128.0/10
You are configuring a host firewall. You need to ensure that the computer cannot respond to Telnet requests. Which port should you block? 21 443 23 110
23
A customer wants to improve performance for USB devices on a computer. You install an expansion card with four USB 3.0 ports. What is the transfer rate supported by USB 3.0? 20 Gb/s 12 Mb/s 5 Gb/s 280 Mb/s
5 Gb/s
You are implementing a wireless LAN at one of your corporate offices. You need to provide the maximum data transfer rate possible. Which wireless protocol should you use? 802.11n 802.11b 802.11a 802.11ac 802.11g
802.11ac
A business is preparing to convert from wired to wireless networking. Access points need to support a range of at least 150 feet. There is a concern about possible interference because of the number of Bluetooth devices already in use. Which 802.11 standard should the business select? 802.11ac 802.11b 802.11g 802.11n 802.11a
802.11n
Your client has a router that is connected to the Internet and an Ethernet switch. What additional network device is needed to give your client wireless access to the local area network? Modem Access Point Firewall Hub
Access Point
Which server can act as a centralized authentication server in your network? Domain name system Proxy server Exchange server Active Directory domain controller
Actice Directory domain controller
Which of the following best identifies the role of a proxy server? An intermediary device that can filter and cache information A gateway that allows users to create a remote desktop connection A server that allows a user to share a printer in the network An email system that is designed for mobile devices
An intermediary device that can filter and cache information
A customer asks you to identify the cable connector shown in the exhibit. This is most likely a power/communication cable for what? Android phone iPhone 6 Proprietary device connection iPhone 4
Android phone
A customer is setting up a home office. The customer needs to set up an Internet connection and wants the connection to be as fast as possible. What type of connection should the customer choose? Dial-up Cable ISDN Satellite
Cable
A customer wants to place an order for a new Internet line with a download speed of at least 50 Mbps. Which two technologies should you recommend? (Choose two.) Mobile 3G Cable Internet FTTC Dial-up ADSL
Cable internet FTTC
You are evaluating whether to use Category 5 or Category 6 cable for your network. Which statement correctly characterizes how Category 6 cable differs from Category 5 cable? Category 6 cable allows cable run lengths equivalent to fiber. Category 6 cable is less expensive. Category 6 cable is certified for gigabit networks. Category 6 cable uses a different type of connector.
Category 6 cable is certified for gigabit networks
Which statements correctly characterizes network cable types and their usage? (Choose two.) Category 6 cable supports 10 Gigabit Ethernet. STP cable is more resistant to interference than UTP cable. Fiber optic cable is primarily used for networking within a single building. Plenum-rated cable is primarily used to reduce EMI. STP cabling is limited to up to 500 meters.
Category 6 cable supports 10 Gigabit Ethernet. STP cable is more resistant to interference than UTP cable.
A technician wants to improve performance on an Intel processor-based laptop that is used for high level gaming. She replaces the existing memory with two 8 GB memory modules. The memory is designed as high-performance RAM and can operate at levels higher than DDR industry standards. The technician restarts the computer and discovers that memory is configure to the DDR industry standard. The technician needs to configure memory to optimize performance. The effort required should be kept to a minimum. What should the technician do? Disable automatic configuration Enable SPD Manually set memory clocking Configure XMP
Configure XMP
A customer calls for advice while traveling. The customer needs to connect to the internet from a laptop. The laptop supports Bluetooth and Wi-Fi connectivity, but is unable to locate the hotspot through which the laptop can connect. The customer's cell phone detects a strong cellular signal, but the laptop does not have a cellular modem. What should you suggest? Configure NFC on the laptop Configure NFC on the cell phone Configure tethering on the cell phone Configure tethering on the laptop
Configure tethering on the cell phone
A customer has an Android smart phone. The customer is concerned about data security and wants to know what data is backed up automatically. What data is backed up to Google automatically by default? (Each correct answer presents part of the solution. (Choose three.) Game progress Logins Google authentication data Contacts, Gmail emails, and calendars Purchased apps Photos Chrome browser data
Contacts, Gmail emails, and calendars Purchased apps Chrome browser data
You are creating new CAT 5e Ethernet cables at custom lengths. You need to add RJ-45 connectors to the cables you just created. Which tool allows you to add the RJ-45 connectors? Multimeter Crimper Loopback adapter Cable tester
Crimper
A user reports that an RJ45 plug on his network cable is broken. What tools should you use to replace the broken plug? (Choose two.) Punch down tool Crimper Loopback plug Cable stripper
Crimper Cable stripper
You want Windows 10 computers on your network to receive an IP address automatically. What kind of server is needed to support this? FTP DNS DHCP WINS
DHCP
What server should a company use to make sure that users do not receive APIPA addresses? VPN server Proxy server DHCP server DNS server
DHCP server
A customer is setting up to run a small business from a home office. The customer wants to host a web server from home and provide easy public access to the web server, but he wants to protect the internal home office network that already exists. The network is configured with private IP addresses. The customer has already configured the network to enable devices on the network to access the Internet. You help the customer configure his router. What technology should the customer configure to accomplish this? DNS NAT QoS DMZ
DMZ
You are replacing a computer in an office. The existing computer has been connected to a TCP/IP network, and you want to use the existing network card in the new computer. Which three configuration settings would you have to ensure are set properly for the new computer? (Choose three.) Default gateway Network access method IP address Network topology Network media Subnet Mask MAC address
Default gateway IP address Subnet mask
A customer calls with a security-related question. The customer will be taking a laptop while on vacation and is concerned about his location being tracked while on vacation. He wants to prevent this from happening. The customer needs to check email while on vacation and would like to be able to browse the internet to find local attractions. What should he do? (Choose the BEST answer.) Disable Bluetooth disable GPS configure airplane mode configure low power mode
Disable GPS
Which two connector types are shown in the exhibit? (Choose two.) DisplayPort DVI-D (dual-link) RJ-45 HDMI DVI-D (single-link)
Display port HDMI
A customer calls with a printer problem. The customer has an inkjet printer that has gone several months without being used. When the customer tried to print to the printer, there were streaks throughout the output. From the symptoms, you determine that jets in the print head are most likely blocked by dried ink. The customer wants to try to clean the print head. The customer tried running the automatic cleaning cycle, but it didn't seem to help. What should the customer use? (Choose the BEST answer.) Acetone Mild soap solution White vinegar Distilled water
Distilled water
You have an application that needs to print on a multi-part carbonless form. The form is a multifold pin feed, with multiple sheets per box, and perforations at each fold to make it easy to tear the forms apart. What kind of printer should you use? Color image laser printer Standard laser printer Ink-jet printer Dot matrix printer
Dot matrix printer
A customer wants a device that supports viewing documents while travelling. The customer wants to go with the least expensive option. What should you recommend? Laptop E-reader Tablet Smart Phone
E-reader
An administrator configures Exchange Server and enables all auto discovery options. What is the minimum information an end user must provide on a mobile phone to connect to this Exchange server? Email address, password, domain, server name, and protocol Email address and password Email address, password, domain, and server name Email address, password, and domain
Email address and password
A customer must attend a meeting at a secure site and has asked for your advice. The customer must bring a laptop containing several mechanical drawings. Because of security concerns, the customer has been told that all radio frequency communication on the laptop must be disabled. The customer wants to be able to do this, and enable communication after the meeting, with as little effort as possible. The customer is worried about being able to stop all radio frequency communication. What should you recommend? Enable airplane mode install a removable laptop lock Disable Wi-Fi and Bluetooth Disable the wireless network adapter
Enable airplane mode
A user plans to take her mobile phone into a secure facility where no device network connectivity is allowed. What should she do to configure her mobile phone? Enable airplane mode. Enable mobile hotspot mode. Disable Bluetooth. Disable cellular service.
Enable airplane mode
Which address is an IPV6 multicast address? FF01::1 224.10.3.8/4 FECO::/10 169.254.1.3/16
FF01::1
You are networking computers within a single building. You need to eliminate any possibility of EMI. Which type of cable should you use? UTP Category 6 Fiber optic UTP Category 5e Coaxial
Fiber optic
Which network protocol uses port 21? File Transfer Protocol Hypertext Transfer Protocol Secure Hypertext Transfer Protocol Secure Shell
File transfer program
Your company has decided to buy plenum-rated cables to run between two floors of the building. What is the most likely reason for choosing this type of cable? Fire safety standards The distance between two floors Cost of the cable Speed limits
Fire safety standards
A customer recently purchased a HDTV that supports a variety of video inputs. The customer is planning to use the TV part of the time as a second display for gaming and video editing and wants to have as high a resolution as possible when connected to the computer. The connection needs to provide video and audio support. Which type of connection interface should the customer use? VGA Composite HDMI DVI
HDMI
A computer has an eSATA connector on its backplane. What type of device connects to this connector? Any serial device Display monitor Hard disk Multifunction printer
Hard disk
You want to access the Internet through your laptop using your mobile phone, using the options shown the exhibit. Which option should you tap to enable this feature? Location Hotspot Airplane mode Sync
Hotspot
Which three protocols are used to send or receive emails? (Choose three.) IMAP DHCP TELNET SSH SMTP РOP3
IMAP SMTP POP3
A company is concerned about the potential for theft of laptop computers purchased to replace user desktops. The laptops should be used as user desks only. The company is looking for a way to prevent the theft of the laptops. What should you recommend? Password protect the operating system and BIOS Encrypt the laptop hard disk Install cable locks Install or enable LoJack support
Install cable locks
A customer is synchronizing mail, contact, calendar, and bookmark information from an iOS phone and an iPad to iCloud. The customer wants to synchronize mail, contact, and calendar information with a computer running Windows 8. The computer is running Outlook 2007. What does the customer need to do? Install Outlook on the iPad or iPhone. Create an additional iCloud account. Upgrade the computer to Outlook 2010 or later. Install iCloud Control Panel for Windows on the computer.
Install iCloud control panel for windows on the computer
You are building a computer for a customer. The customer will use the computer primarily for CAD/CAM applications. The customer will be doing a lot of 3D rendering, and performance is a critical requirement. You are installing an ATX motherboard with four color-coded DDR3 memory slots. The motherboard supports dual channel memory architecture. The customer wants you to install at least 8 GB of RAM memory. What should you do? Install a single 8 GB memory module. Install two 4 GB memory modules in different colored slots. Install two 8 GB memory modules in the same colored slots. Install two 4 GB memory modules in the same colored slots.
Install two 4 GB memory modules in the same colored slots
You are helping a customer select a SOHO broadband router to meet specific performance requirements. The router needs to be able to detect and prioritize high-quality video streaming and online gaming traffic. What feature does the router needs to support? UPNP Intelligent QoS Port forwarding Network monitoring
Intelligent QoS
A laptop's LCD screen is dim and nearly unreadable. You restart the laptop but it does nothing to correct the problem. You need to correct the problem. Which component do you most likely need to replace? LCD panel Video adapter Digitizer Inverter
Inverter
A small development group meets offsite. Group member laptops are configured with WIFI and Bluetooth support. The WIFI at the meeting site does not provide Internet access. Members can access the Internet on their cellular phones. You need to configure Internet access for group member laptops. You need to optimize performance. What should you configure? Bluetooth partnering Ad hoc networking Bluetooth network Mobile tethering
Mobile tethering
You need to select the backbone cable for a university campus network. There are 7 buildings, each separated by 200 meters. Which cable type would you choose to connect the seven buildings on a university campus? RG-58 Multimode Fiber Optic STP RG-8
Multimide fiber optic
You are selecting a display for use by a digital artist. The display needs to have the best possible images and support the ability to turn off individual pixels. What type of display should you select? OLED LCD Plasma LED
OLED
You want to improve WIFI throughput for a laptop. You plan to replace the current internal WIFI adapter with an 802.11ac WIFI 2x2 adapter. You need to identify the appropriate adapter type. What should you use? NVMe SATA USB 3.0 PCIe
PCIe
Which protocol uses port 110? FTP SMTP POP3 HTTPS over SSL/TLS
POP3
A mobile device customer frequently travels outside of provider service areas. The customer often has problems making roaming connections and often incurs high roaming charges. The customer needs to ensure that connections are made through preferred roaming partners. What should the customer update? PRL IMSI PRI IMEI
PRL (preferred roaming list)
You are advising a company that is planning to install IP cameras to enhance security around their building. The cameras will be located 30 meters to 60 meters from the wiring closet. Most locations do not have AC power available, and the company does not want to go through the expense of running additional power lines. What technology would you recommend for deploying the cameras? USB PoE Ethernet over Power FireWire
PoE
Your customer wants to deploy a new IP phone. He finds a label on the device that says PoE-enabled. What device should you install in the local area network to support this phone? PoE computer PoE battery PoE firewall PoE switch
PoE switch
You need to allow a remote user to access Windows Server 2012 directly using RDP. What is the first feature you should enable on the router? Quality of service Port triggering Dynamic Host Configuration Protocol Port forwarding
Port forwarding
A business customer called to ask for your advice. The customer wants to be able to distribute draft copies of documents for review and comment. The review copies should include the document formatting. Employees will be using iOS, Windows, and mobile devices to review the documents. What technology should the customer use? Print to XPS Print to text Print to image Print to PDF
Print to PDF
For each of the mobile device descriptions, select the most appropriate device type. Each device type will be used once, or not at all. Provides 3D visual display suitable for virtual reality applications - Tracks and records heart rate, activity, and sleep - Reports and tracks location information - Wearable technology that supports phone features and mobile apps -
Provides 3D visual display suitable for virtual reality applications - smart glasses Tracks and records heart rate, activity, and sleep - Fitness monitor Reports and tracks location information - GPS Wearable technology that supports phone features and mobile apps - Smart Watch
You need to connect several Ethernet cables to wall jacks so new employees can access your company's network. What should you use to insert the cable wires into the keystone jacks that go into the wall plates Multimeter Punchdown tool Crimping tool Cable tester
Punchdown tool
What type of connector is most commonly used on a UTP CAT 5e cable? FC RJ-45 BNC ST RJ-11
RJ-45
A company is considering using DDR4 RAM memory with a critical database server. The computer is currently configured for quad-channel DDR3 memory with 4 ECC modules installed. The motherboard has four processor sockets with two physical processors currently installed. You need to determine the minimum effort necessary to use DDR4. What is needed to support DDR4? Replace the motherboard. Install two additional processors. Update the UEFI. Replace all memory modules.
Replace the motherboard
Your company uses Exchange Online for email. You need to improve email security for your company. You need to configure: * Authentication * Non-repudiation * Encryption What should you configure? POP3 IMAP S/MIME SMTP
S/MIME
Which network type is most vulnerable to weather-related interference? Fiber Cable modem Satellite DSL
Satellite
Which type of network connection has the highest latency? DSL Satellite Cable modem Dial-up
Satellite
When connecting to a management page of a Bluetooth-enabled speaker-phone, a user receives a pop-up window that recommends configuring a unique pin code. What is the pin code used for? Enabling cloud access Encrypting traffic Enhancing QoS Securing the pairing process
Securing the pairing process
What are two advantages of using a cloud-managed WIFI solution over an autonomous WAP network? (Choose two.) Simplified setup of additional WAPS Support for more frequencies MAC filtering Centralized management No on-site WAPS required
Simplified setup of additional WAPs Centralizied management
Which types of these mobile devices have a built-in camera? (Choose two.) E-reader Smart phone Glasses Fitness monitor GPS
Smart phone Glasses
You manually configure static IP addresses on network computers. Which parameter, if set incorrectly, will prevent a computer from communicating with any other computer within the same subnet? MAC address Subnet mask Primary DNS server address Default gateway
Subnet mask
A company wants to configure VLANS to improve performance. It needs to determine if the infrastructure can support VLANS. What device should the company use to configure VLANS? Router Bridge Repeater Switch
Switch
For auditing purposes, a customer wants to receive a list of active physical addresses in the local network. What device should the customer use to generate the report? Hub Switch IPS Firewall
Switch
A user plans to purchase a new iPhone at an Apple Store. What should the user do with his current iPhone to ensure a seamless transition prior to entering the store? Synchronize the iPhone to iCloud. Purchase a USB data transfer cable. Send the configuration details of the iPhone to the Apple Store. Back up the iPhone to his computer.
Synchronize the iPhone to iCloud
You replace a laptop's cracked LCD panel with a new panel of the same type. You restart the laptop. The new panel works properly, but you are unable to detect or connect to your office WIFI signal. You need to determine the cause and correct the problem. What is most likely wrong? The WIFI antenna cable is disconnected The WIFI modem is not properly seated The LCD panel is interfering with the wireless signal The WIFI modem is incompatible with the LCD panel
The WIFI antenna cable is disconnected
A computer motherboard is designed to support triple-channel memory. The motherboard has three memory slots. You install 8 GB RAM modules in the first two memory slots and restart the computer. What will happen when the computer restarts? The memory will be implemented as dual-channel memory. The memory will be implemented as single-channel memory. The POST will report a memory error. The memory will be implemented as triple-channel memory.
The memory will be implemented as dual-channel memory.
You are setting up a computer as a multimedia editing station. You need to support high-speed multimedia devices and large data files. Which standard interface supports the highest data transfer rate? IEEE 1394 (FireWire 400) Thunderbolt USB 1.1 IEEE 1394b (FireWire 800) USB 2.0 USB 3.0 ESATA
Thunderbolt
What is the role of a DHCP server? To act as an intermediary device that can filter and cache information To provide centralized support for network authentication To map FQDNS to IP addresses To automatically assign client IP addresses and configuration settings
To automatically assign client IP addresses and configuration settings
A customer wants to automatically synchronize calendar and contact information from an iOS phone so that it is readily available to both the iOS phone and a laptop running Windows 10. The customer also has a desktop computer running Windows 10 in a home office. The customer wants to keep the setup requirements on the iOS phone to a minimum. The customer needs to be able to synchronize when traveling. What synchronization method should you suggest? To a USB drive To desktop To Google drive To iCloud
To iCloud
A support agent receives a call from a customer. The customer has bought a new high-end Windows 10 laptop and is concerned about an unknown port that looks similar to a micro USB connector. What is the MOST likely port described by the customer? ESATA Lightning Port USB Type C Mini USB
USB Type C
You need to deploy a device that supports the following consolidated security services through a single platform: * Incoming and outgoing traffic filtering *Detecting and responding to traffic anomalies * Virus detection *Web content filtering * Spam detection What type of device should you use? Firewall IPS IDS UTM
UTM (unified threat management)
A user is told that the company's policy requires L2TP IPSEC to be activated on a corporate Android mobile phone. What should the user configure? SSO VPN Tethering S/MIME
VPN
A customer purchases a pair of wireless headphones for use with his smartphone. What connection type do you need to configure on the smartphone? Bluetooth Cellular data IR WIFI
Bluetooth
A customer wants to set up a set of speakers and needs to be able to stream sound to them from a smart phone from anywhere in the room. What connection type should the customer use? Audio cable Wi-Fi Bluetooth NFC
Bluetooth
A customer is purchasing a new iPhone and wants to buy a docking station to go with it. What type of connector should you recommend on the docking station? Lightning Micro USB Mini USB 30-pin docking port
Lightning
You are connected to a router. To provide access to the Internet, you need to create a rule that would hide private IP addresses behind one public IP address. Which technology should you use? WPA NAT Port forwarding DHCP
NAT
A customer has questions about connection technologies. The customer is considering installing a contactless payment point-of-sale (POS) terminal in his business. He is worried about interference with Wi-Fi and Bluetooth peripherals currently in use in his business. He wants to know the type of connection required for POS transactions. What type of connection is used? NFC Bluetooth Wi-Fi Lightning
NFC
What communication technology is used with the mobile pay technology used during point of sale (POS) checkouts? Bluetooth Cellular NFC Wi-Fi
NFC
You need to install a new mass storage device in a laptop. You want to optimize disk read and write performance. The device should support standard disk configuration utilities. Which type of device should you install? SATA HDD NVMe SSD USB 3.0 HDD SAS SDD
NVMe SSD
What allows the 5G network to be 10 times faster than the 4G network? Integration of RFID MAC filtering Introduction of MIMO New frequencies with shorter wavelengths
New frequencies with shorter wavelengths
