CompTIA A+ Certification Exam: Core 1
Which of the following connectors is commonly known as serial?
RS-232
A workstation has RAID 1 and RAID 5 arrays. Although performance is not degraded, management software is reporting a hard disk failure. Which of the following should a technician do NEXT?
. Check one of the RAID 5 disks for failure
A technician receives a laptop from an end user who reports that some aspects of the image are left behind when applications are closed and persist until reboot. The technician also notices black dots throughout the screen. The technician recalibrates the display settings and updates the drivers for the display adapter, but the issue persists. Which of the following is the laptop MOST likely experiencing? (Choose two.)
1) Burn in 2) Dead pixels
A technician is troubleshooting a network that is experiencing inconsistent connections through one of the network drops in the board room. The technician wants to verify the integrity of the network run but needs to identify which cable comes from the board room. However, none of the network connections in the network room are labeled. Which of the following are the BEST tools for the technician to use to identify the correct network run to troubleshoot? (Choose two.)
1) Cable tester or probe 2) Tone generator
A technician is setting up a server to provide access to the LAN and Internet. Which of the following server roles would accomplish this task? (Choose three.)
1) DNS server 2) DHCP server 3) Proxy server
A SOHO user wants a multifunction device to be set up for the office printer. Additionally, scanning and fax capability must be set up for office employees only. Guest WiFi access will open. Which of the following configuration changes will BEST meet the user's request? (Choose two.)
1) Enable user authentication. 2) Configure the print server.
A technician would like to install an internal storage drive for a computer. Which of the following cable connectors would MOST likely be used to transfer data?(Choose two.)
1) IDE 2) SATA
A user received the following error message while trying to access a shared drive: Network Path was Not Found. Which of the following should be performed to resolve the issue? (Select TWO).
1) Reset the TCP/IP stack. [command: netsh int ip reset --- then reboot] 2) Flush the DNS cache.
Which of the following connector types can be used to connect a laptop to a docking station or port replicator? (Choose two.)
1) Thunderbolt port 2) USB-C
A user purchased a processor to upgrade a computer. After the installation, the computer no longer boots, but everything appears to be installed correctly. Which of the following should the user have done prior to installing the new processor? (Choose two.)
1) Verify the power requirements of the new CPU 2) Disable Secure Boot
Which of the following speeds would a wireless network perform at when the network is built in bridge mode containing 802.11g, 802.11n, and 802.11ac access points?
1300Mbs
Which of the following ports are used for secure sessions? (Select two.)
22 443
Which of the following features will save the battery life of a laptop significantly if they are disabled? (Choose two.)
Cellular Bluetooth
Which of the following requires less current to provide the same amount of power to devices inside a PC?
220V "Requires less current to provide the same amount of power" -- Watts = Volts x Amps] [suppose we have a constant "A" (amps, "current") = 10, then see below] 5.5v * 10 = 50.5 watts of power 12v * 10 = 120 watts of power 120v + 10 = 1200 watts of power 220V -- 220 * 10 = 2200 watts of power
A technician wants to block remote logins to a server. Which of the following ports should be blocked?
23
An end user reports a printer error that states "Replace filament". With which of the following types of printer is the end user MOST likely having problems?
3-D
A customer wants to upgrade a PC's internal storage to have more room to store backups, photos, and videos. The new storage should be large enough to avoid expanding again next year. Which of the following BEST meets these needs?
3TB HDD
Which of the following channels would commonly be used on an 802.11 wireless network?
6
Which of the following wireless standards is only capable of 5GHz frequencies?
802.11A Frequency Ranges of the 802.11 network-types: 802.11a: 5GHz band 802.11ac: has channel offerings in both the 2.4GHz and 5.8GHz ISM radio bands 802.11b Operates only in the 2.4GHz frequency band. 802.11g: Operates only in the 2.4GHz frequency band 802.11n: 2.4GHz & 5GHz bands
Which of the following wireless networking protocols operates on the 5GHz band and provides data rates in excess of 750Mbps?
802.11ac
Which of the following IEEE 802.11 standards includes the use of MIMO technology?
802.11n is the first of these standards to use multiple input, multiple output over more than one antenna for wireless connectivity. All other standards listed here do not employ MIMO.
A company is terminating Cat 6 wiring at a 110 block. Which of the following should be used?
A punch down tool The tool is used to wire twisted-pair cabling to a keystone jack.
A technician is ordering a new motherboard and processors for a company email server. When reviewing the vendor licensing agreement, the technician sees that there is a flat per-socket licensing fee. Which of the following motherboard/processor combinations should the technician order get the BEST performance while minimizing licensing fees?
A single-processor motherboard with ten overclocked cores.
A customer contacts the help disk stating a laptop does not remain charged for more than 30 minutes and will not charge more than 15%. Which of the following components are the MOST likely causes the issue? (Select three.)
AC adapter Battery Motherboard
An end-user is building a small home media server. The user wants to be able to add and remove hard drives without powering down the server. Which of the following should be enabled to allow for this?
AHCI (Advanced Host Controller Interface)
A technician is troubleshooting a networking issue for a client. After running ipconfig/all the technician discovers the IP address assigned to the computer is 169.254.100.58. Which of the following network configurations does this describe?
APIPA (Automatic Private IP Addressing)
Which of the following IP addressing types is MOST likely to use an IP address starting with 169.254?
APIPA (Automatic Private IP Addressing)
A technician configures a new printer to be accessible via a print server. After setting up the printer on a Windows client machine, the printer prints normally. However, after setting up the printer on a macOS client machine, the printer only prints garbled text. Which of the following should the technician do to resolve this issue?
Add a macOS-compatible print driver to the printer object on the print server.
An end user wants to have a second monitor installed on a laptop. Which of the following would allow a technician to configure the laptop to show both screens once the cable is connected?
Adjust the monitor display settings.
A user brings in a smartphone for repair. The device is unable to send/receive calls or connect to WiFi. All applications on the device are working unless they require connectivity.Which of the following is MOST likely causing the problem?
Airplane mode
Which of the following must a technician configure to access the console of multiple servers physically by using one keyboard, mouse, and monitor?
Rack-mounted IP KVM
Which of the following peripherals would a company use to take inventory quickly and update price tags for products? (Choose two.)
Barcode scanner Magnetic reader
A developer has configured a new web application on a workstation using client-side virtualization. Despite working locally on the developer's PC, other users on the network are not able to access the application. Which of the following network configurations should the virtual machine be configured to allow other users to access the application?
Bridged Networking
Which of the following Ethernet cables would BEST support an application that requires a 600 Mbp/s throughput at the lowest price point?
CAT 5e
An end-user is unable to connect to the network, and a technician has visually verified the lights on the back of the PC are active and there is no physical damage to the Ethernet jack. Which of the following tools should the technician use to continue troubleshooting the connection?
Cable tester A cable tester can quickly create a wire map from an RJ45 connection. A wire map details the pin connections on each side of the cable
Which of the following is the minimum category cable that supports 1000Mbps speed?
Cat 5e (Enhanced Category 5)
A technician is setting up a laptop and projector for a presentation. When plugging in the projector, it mirrors the desktop screen from the laptop, but everything appears distorted and compressed.Which of the following should the technician do to correct the appearance of the image on the projector?
Change the desktop resolution.
A user is experiencing email problems and explains to a technician that all emails with graphics or images do not display the graphics. Which of the following configurations would correct this behavior?
Change the security settings of the email client.
Ann, a user, reports that after setting up a new WAP in her kitchen she is experiencing intermittent connectivity issues. Which of the following should a technician check FIRST?
Channels
A company has very strict rules regarding proprietary information leaving the premises. All computers host proprietary information. A technician is called to repair a computer on-site at the company's corporate office. The technician identifies the troubleshooting steps to create a plan of action. The technician determines the computer needs to be taken off-site for repair. Which of the following should the technician do NEXT?
Check corporate policies for guidance.
A user calls the help desk stating a laptop is performing slowly and the hard drive activity lights are blinking continuously. A technician checks for enough hard drive space, disables antivirus and indexing services, and runs a full-system diagnostics check, which returns no failure. Which of the following should the technician do NEXT?
Check for hard-drive firmware updates
Several computers are having network connectivity issues. Two of the computers are wired and are not having any issues. The technician verifies that none of the computers having issues have been assigned a static IP. Which of the following should the technician check NEXT?
Check the DHCP server.
A projector's image begins to flicker during a presentation. The laptop display does not produce this issue. When a technician changes the resolution on the laptop, the issue persists. Which of the following is the NEXT step the technician should take?
Check the connectivity of the VGA cable.
A technician is troubleshooting a Windows CAD workstation that is running slow. The computer uses RAID 10 and has dual GPU cards. The user states that the same application runs faster on an identical workstation. Which of the following should the technician perform FIRST to troubleshoot the problem?
Check the event log any cache issues.
A user states the department laser printer continues to display a paper jam error message despite the jam being cleared. Which of the following should a technician do to troubleshoot this problem?
Check the paper path for blocked sensors.
A workstation was just moved to a new work location without a surge protector. It was working the day before, but now the PC will not power on, the fans will not spin, and there are no signs of activity. Which of the following should the technician do FIRST?
Check the power cable connection
An instructor had been lecturing for 20 minutes and utilizing the overhead projection system, when the projector suddenly went blank. A technician was dispatched and was able to start the projector after several minutes; however, the screen went blank after briefly displaying the slideshow. Which of the following would be the technician's NEXT best option?
Check the projector cooling fan
A technician is dispatched to troubleshoot a slow performance issue on a PC. Upon arrival, the technician immediately opens Task Manager and sees that CPU and RAM performance are within normal ranges. The technician then checks and verifies the speed and duplex settings and performance on the network card. The technician then temporarily disables the antivirus to see if performance is affected, and it is not. After re-enabling the antivirus, which of the following is the NEXT best stop for the technician to take?
Check to see if insufficient hard drive space is causing the issue
An employee's mobile device no longer charges, and the employee believes the battery is bad. A technician tests the mobile device and finds it will charge on a wireless charging pad but not when it is connected to a charging cable. Other devices charge without issue when the cable is used. Which of the following should the technician perform FIRST to resolve the issue?
Clean out the charging port on the device
Multiple users report that the network printer, which is connected through the print server, is not printing. Which of the following should a technician do FIRST to remedy this situation?
Clear the print queue.
Which of the following resource types would be BEST suited to saving photographs from a mobile device with limited on-board storage?
Cloud file services
After a new laser printer was installed, users began reporting issues. Duplicate copies of print jobs were not delivering fully separated copies; instead, similar pages were being stacked. Which of the following settings MOST likely needed to be checked to correct this issue?
Collation
A business owner is concerned about excessive paper usage but is not concerned about the wear to the printer of the use of toner. The business owner asks a technician to find a low-cost solution. Which of the following is the BEST action for the technician to perform?
Configure duplexing
A user connects a laptop to a docking station but is unable to see an image on the external monitor. The user tests the docking station USB ports, and they are working fine. Which of the following should be done NEXT?
Configure extended display mode
Joe, a user, sets up an IMAP connection on his smartphone to connect to webmail. Joe is able to view email, but he receives an error message when trying to send a message. When viewing the mail client's configuration, Joe sees a valid SMTP server and port. Which of the following should Joe check NEXT to resolve the issue?
Configure the email account as a POP3 connection POP3 and IMAP only retrieve emails. The difference between the two being that POP3 retrieves and removes the email from the server (which is why it isn't as common with it handling multi device syncing so poorly. You are thinking of IMAP which is the only protocol to both send an retrieve. Otherwise SMTP needs to be configured in conjunction with POP3 or IMAP to send emails.
A user reports that a laptop is not connecting to the corporate wireless network. A technician confirms a with a smartphone that the corporate wireless network is available and can be accessed. the technician observes that the Ethernet connection to the corporate network is working. The technician disconnects the Ethernet cable. Which of the following should the technician do NEXT to troubleshoot this problem?
Confirm that the laptop wireless card is turned on.
A technician has built a custom workstation for an end user. The end user reports that the workstation ran for a few minutes and then crashed. When the user subsequently boots the workstation, it crashes much more quickly. Which of the following did the technician forget to do when building the workstation?
Connect the case fans.
A server administrator set up a VM to be used in a lab setting. A technician is setting up thin-client computers to access this VM. Which of the following tasks are required to complete the project? (Choose three.)
Connect the device to the network. Install the latest system updates. Install the necessary applications.
A user purchases a wireless printer and sets it up in an office. The user installs all necessary software for the printer on the computer and connects the printer to the guest wireless network. However, when the user attempts to print to the printer, nothing happens. Which of the following will resolve the issue?
Connect the printer to the company wireless network.
A technician is troubleshooting what appears to be a RAM issue on a PC. Which of the following symptoms would indicate if this is a RAM issue?
Continuous reboots
A technician sets up a new printer on the network, allowing it to obtain an IP address. The technician records the IP address and sets up users to print using the information. The following Monday after powering on the printer, users report they can no longer print. After verifying users can access other network shares, the technician prints a configuration page and sees the IP address has changed. Which of the following is the BEST method for the technician to ensure this will not happen again?
Create an IP reservation for the printer on the DHCP server.
A customer accidentally drops a laptop while it is charging. The next day, the customer notices the laptop will not turn on and calls a technician to investigate. The technician confirms the laptop will not turn on and calls a technician to investigate. The technician confirms the laptop will not turn on even though it is connected to the power adapter. Which of the following components is the MOST likely cause of this behavior?
DC jack
A server needs a RAM upgrade, and a technician has been tasked with retrieving the RAM from storage and then installing it. Which of the following is the BEST RAM type for the technician to retrieve?
DDR4
A technician has been informed that multiple users are receiving duplicate IP address warnings on their workstations, and they are unable to browse the Internet. Which of the following server types should the technician log in to in order to resolve the problem?
DHCP Server
The ability for new computers to be automatically connected to the network is provided by the
DHCP Server
Which of the following is the MOST likely cause for a network PC to have an APIPA (Automatic Private IP Addressing) address?
DHCP failure
Which of the following services provides the ability to resolve UNC to appropriate IP addresses?
DNS (Domain Name System or Domain Name Service) (Universal Naming Convention) A standard for identifying servers, printers and other resources in a network, which originated in the Unix community. A UNC path uses double slashes or backslashes to precede the name of the computer
A small office wants to install a server that can provide name resolution for internal clients. Which of the following server types would BEST accomplish this?
DNS server
Which of the following network servers would be MOST useful in translating a URL into an IP address?
DNS server
A client needs to upgrade the hard drive on a laptop and would like one that is fast and has drop protection. Which of the following is the BEST option for the client?
NVMe SSD
Which of the following Internet connection types often terminates at a switching center and then requires the use of a different media for the last mile to the customer?
DSL From Wikipedia: the last mile describes the portion of the telecommunications network chain that physically reaches the end-users premises. Examples are the copper wire subscriber lines connecting landline telephones to the local telephone exchange; coaxial cable service drops carrying cable television signals from utility poles to subscribers' homes, and cell towers linking local cell phones to the cellular network. So perhaps the example here: "... connecting landline telephones to the local telephone exchange...." is the definition needed to understand why DSL is the correct answer. Since the cable option doesn't use a switching center per the question.
A small office in a remote area is considering a new ISP. Which of the following broadband types is based on the distance to the nearest central office?
DSL (digital subscriber line)
An employee's laptop will not power on. When the power button is pressed, the power light goes on and then suddenly off. A technician replaces the battery, and the laptop powers on. The employee works without issues until the end of the day, but the laptop presents the same problem the next morning. Which of the following is the MOST probable cause of the issue?
Damaged AC adapter
A technician is replacing the LCD panel in a laptop. Which of the following components is MOST likely to be damaged accidentally during the repair?
Digitizer
The touch-screen feature on a Windows device has stopped working. Which of the following should the technician check FIRST?
Digitizer settings
A user's personal laptop has been behaving erratically for the past month. Today, however, the user cannot perform any work on the laptop, as the device locks up immediately after logging on. Believing the issue to be a malware infection, a technician takes the laptop back to the workbench for additional tests and diagnostics. A full-system malware scan returns inconclusive results. The user reports only new software installations have been made to the laptop. Following best practice methodologies, which of the following should the technician perform NEXT to resolve the problem?
Do a full backup of the system data
Joe, a user, needs to have a notebook connected to a monitor, a mouse, and a keyboard when he is working at his desk. His notebook is not business class, yet is meets company policy for personal computers. Which of the following should a technician install for Joe?
Docking station
A company wants to purchase new equipment for its help desk team. Team members work in a 24/7 environment and share desks with coworkers from other shifts. The company already has dual monitors set up on each desk but decides replacing the existing desktops with laptops would be the best business decision to support the mobility needs. Which of the following laptop features or accessories would be BEST suited for this business environment?
Docking stations
A technician is replacing a broken screen on a new company laptop but does not have repair information from the vendor. Which of the following is the BEST way to proceed?
Document and label the cable and screw locations.
A user is unable to access websites and has reported connectivity issues with pop-ups on the screen. A technician removes malware, and then is able to ping the router and access the websites. Which of the following NEXT steps should the technician perform in troubleshooting this issue? (Choose two.)
Documents findings, actions, and outcomes. Run a virus scan.
Joe, a user, recently purchased a new multifunction printer and attempted to install it himself. He informed a technician that the printer is on his list of printers, but he is unable to print. The technician sees that the printer is listed as a generic printer under Devices and Printers. Which of the following should the technician do NEXT?
Download the correct drivers from the manufacturer's website and install them Generic printer means that the OS is recognizing the device but because the actual device driver is missing, the device shows as generic with only very basic functionality. Once you download and install the device driver you gain full functionality and the OS is going to display the name and details....etc.
A user wants to print a large job on both the front and back sides of the paper. Which of the following settings should the technician advise the user to change in the printer settings?
Duplex
Which of the following is the type of address a DHCP server assigns on a network?
Dynamic
A corporation maintains an active social media presence by constantly uploading audio and video. The corporation also regularly hosts video conferences, but attendees are reporting buffering during their telecast. Which of the following should the IT department do to improve the ability to attend video conferences without interruption?
Enable QoS on network traffic, prioritizing telecast traffic over uploads.
A corporation maintains an active social media presence by constantly uploading audio and video. The corporation also regularly hosts video conferences, but attendees are reporting buffering during their telecast.Which of the following should the IT department do to improve the ability to attend video conferences without interruption?
Enable QoS on network traffic, prioritizing telecast traffic over uploads.
After replacing a failed mother board in a user's computer, the technician receives a report that the computer is behaving erratically. The user states the computer shuts down randomly throughout the day and freezes frequently. The technician performs a memory diagnostic, and it reports no issues. Which of the following should the technician check NEXT in troubleshooting this issue?
Ensure all case fans are plugged in and working
A technician is setting up a new wireless network at a branch office that previously had only wired connectivity with statically assigned IP addresses. After setting up the network, the technician configures a server to provide IP addresses to wireless clients. During testing, the technician is unable to access the Internet or named network resources. The technician receives a valid IP address from the DHCP server and can ping the default gateway. Which of the following should be technician check NEXT to resolve this issue?
Ensure the options are configured to provide a DNS server.
SIMULATION -You need to configure your mobile device to send and receive electronic messages from your company. You must use the company's WLAN as all e-mail services are on default non-secure ports. The company's WLAN is broadcasting across the company for easier access. Both incoming and outgoing servers require login credentials. Use the following parameters: "¢ Email address [email protected] "¢ Password P@SSwOrd" ¢ Pop techies com Port 110 Security. None "¢ IMAP techies com Port 993 Security SSL"¢ smtp.techies.com Port 465 Security: TLS "¢ Company SSID Techies "¢ Security WPA2 "¢ Passphrase P@SSwOrd "¢ SSID is not broadcasted INSTRUCTIONS: Update the mobile device's parameters to fit the criteria.
Enter text as the steps to configure 1) Username: [email protected] 2) Password: P@SSwOrd Incoming Server 3) Protocol: IMAP 4) Security: SSL 5) IMAP techies com 6) Port: 993 Outcoming Server: 7) Protocol: SMTP 8) Security: SSL 9) smtp.techies.com 10) Port: 465 Checked box " Outcoming Server requires login" for " Both incoming and outgoing servers require login credentials" required.
A technician is building a SOHO server that will be used to run a business-critical application for a small business. Which of the following RAM types should the technician install?
Error Correcting Code (ECC) Memory
Which of the following cable types should be used to connect a cable modem to a SOHO router?
Ethernet Cable
An end-user reports a Windows-based PC just had a BSOD. The PC rebooted, and the user is now logged back in and working without any issues. Which of the following should a technician check FIRST to begin troubleshooting?
Event Viewer (Eventvwr.msc)
A network administrator would like to increase network bandwidth to 1Gbps between two office buildings that are 0.5mi(805m) apart. Which of the following would be the BEST solution?
Fiber
Which of the following devices is used to implement network security policies for an environment?
Firewall devices
A customer wants to purchase a new home computer. The machine will mainly be used for internal browsing and streaming video, except on weekends when the customers' son will use it to play games with friends. Which of the following should the technician focus on to meet these requirements?
Four-core processor
After restoring a laptop to factory settings, a client can no longer use the touchpad on it. A technician verifies the system state was fully restored from the most recent, fully working backup. Which of the following should the technician check for NEXT using the fewest number of steps?
Function key toggle
Ann, a user, reports the 20GB hard drive on her VM is full. She frequently has to delete files so the machine is usable again. Ann would like access to a machine with a larger hard drive. Aside from the drive being too small, the machine works perfectly for Ann. A technician checks the virtual host and sees it has about 400GB of available disk space. Which of the following should the technician do to resolve the problem quickly?
Go into the hypervisor and increase the size of the hard drive.
A technician is building a CAD workstation for a user who will be saving files remotely.Which of the following components are MOST important to include when configuring the system? (Choose two.)
Graphics Card RAM
A user reports being unable to print to a network-based all-in-one printer. The issue consistently appears after power outages. Which of the following should a technician perform to resolve the issue?
Set a static IP address on the printer
A technician receives a cellular from a manager. The technician is instructed to download a service manual directly from the Internet to a laptop. However, there is no WiFi signal or wired Ethernet. Which of the following would be the MOST appropriate connections for the technician to use?
Hotspot
A systems administrator wants to take advantage of the benefits of the major cloud providers while retaining some data and services in the local datacenter. Which of the following types of cloud models should the administrator consider?
Hybrid
The cloud model that represents a company maintaining some data in on-premise storage and some data in cloud-based storage is known as:
Hybrid
Which of the following BEST describes an email infrastructure that uses a local archive server cluster and publicly hosted email servers?
Hybrid
A systems administrator is configuring a server to host several virtual machines. The administrator configures the server and is ready to begin provisioning the virtual machines. Which of the following features should the administrator utilize to complete the task?
Hypervisor
Which of the following resources in the MOST critical when using cloud file-storage synchronization applications?
I/O bandwidth
A user needs access to a shared mailbox inside the mobile mail application through the company's cloud-based email service. Which of the following protocols is required to make this possible?
IMAP
A network administrator must install a device that will proactively stop outside attacks from reaching the LAN. Which of the following devices would BEST meet the organization's needs?
IPS (Intrusion Prevention System)
A technician needs to give users the ability to transfer files between mobile devices. The technician teaches the staff how to use a file transfer method in which the devices need to be in close proximity with line-of-sight access to each other. Which of the following technologies is the technician teaching to the staff?
IR
A technician wants to set up a virtual machine in a public cloud environment.Which of the following cloud models should the technician use?
IaaS
A technician wants to set up a virtual machine in a public cloud environment. Which of the following cloud models should the technician use?
IaaS (Infrastructure as a Service)
An administrator connects to the company's cloud account and builds a server that is hosted in the cloud. The server will be used as a confidential database server for one of the company's core applications. The administrator is responsible for patching and updating the server OS. Which of the following cloud models is this an example of?
IaaS (Infrastructure as a Service)
Which of the following cloud computing concepts facilities automated server deployment?
IaaS (Infrastructure as a Service)
An ISP has notified a SOHO user of a usage increase on the user's network. The user is concerned the WiFi network is being utilized by unauthorized users. Which of the following would minimize the unauthorized use of the WiFi network?
Implement MAC filtering
Several company users are frequently forgetting passwords for their mobile devices and applications. Which of the following should the systems administrator do to reduce the number of help desk tickets submitted?
Implement single sign-on.
A user reports that printing on heavy cardstock paper results in the image smearing if touched. When printing on plain paper, the problem does not occur. Which of the following would be the NEXT troubleshooting step to perform?
Increase the fuser temperature.
A developer wants to add a Windows 10 64-bit VM with the minimum system requirements to a virtual host workstation. The virtual host is running WindowsServer 2008 R2 and has 24GB of RAM, a 1TB hard drive, and a Gigabit Ethernet NIC with Cat 5e cabling. The current configuration of VMs is as follows: ✑ Windows 7 VM with 4GB RAM and 200GB HDD ✑ Linux VM with 16GB RAM and 200GB HDD ✑ Linux VM with 2GB RAM and 100GB HDD Which of the following should the technician recommend to the developer FIRST?
Increase the memory in the virtual host
A technician is troubleshooting a laptop/projector combination that is displaying artifacts on the screen. When a different laptop is connected to the projector, the image appears to be correct but is very dim. Which of the following steps should the technician take to address these issues? (Choose two.)
Increase the projector contrast. Change the aspect ratio on the projector.
A customer's laptop display has suddenly become very dim. The image of the display can only be seen with a bright, external light, as adjusting the brightness/ contracts controls does not cause much change. Which of the following components MOST likely needs to be replaced?
Inverter
Which of the following is the main purpose of the +5VSB output of a power supply?
It allows peripherals to draw power when the machine is off
A network administrator is attempting to access the firewall while inside the datacenter. Which of the following peripherals must be connected to do so?
KVM switch (keyboard, video, mouse switch) The keyword is "datacenter". Most datacenter has rack. Most rack has KVM to physically access servers.
An office has a network that has all computers connected to two switches. The switches are connected with a fiber cable. The computers and switches are all located in the same building. Which of the following network types does this describe?
LAN
A technician is upgrading the RAM in a server-grade laptop for a company's Chief Executive Officer (CEO). The CEO cannot afford any downtime. Which of the following is the BEST type of memory module to purchase?
LRDIMM
Joe, a user, has purchased a new mobile device that uses a different OS than his previous one. Joe wants to copy his contacts and appointments from his corporate account without entering them manually. Which of the following would be the BEST way for a technician to assist Joe?
Log into the same email provider on the new device, and restore the contacts and dates.
A technician needs to call a user's cellular provider to troubleshoot a network speed issue with the user's mobile device. Which of the following technologies is the technician troubleshooting?
Long Term Evolution (LTE) LTE(Long-Term Evolution); is a 4G telecommunications standard used for transferring data over cellular networks.
A user's laptop is shutting down unexpectedly. The technician discovers the shutdowns only happen when the laptop is moved from one room to another. The technician reseated the hard drive, memory, battery, and LCD cable, but the laptop continues to shut down. Which of the following is the MOST probable cause of the issue?
Loose battery connection
A client has three locations within city limits that need to be networked. Vendor network requirements for all three locations are a minimum of 1GB.Which of the following are the types of networks that will MOST likely be used for internal office and office-to-office networking? (Choose two.)
MAN LAN
Which of the following has a P4 connector to provide a 12V output?
Molex connector A Molex connector supplies +3.3V, +5V, and -12V voltages.
Which of the following peripheral types is MOST likely to be used to input actions into a PC?
Mouse
During an inspection, it was found that data racks were not properly grounded. To pass the inspection and address a growing concern to protect data cabling and equipment, a technician must make sure all racks are properly grounded. Which of the following tools should the technician use to verify this has been completed?
Multimeter
A technician is upgrading a user's smartphone and wants to move all of the applications and contact information quickly to the new device. Which of the following connection types would work BEST to do this?
NFC (Near Field Communication)
Which of the following technologies can be used for wireless payments?
NFC (Near Field Communication)
A technician is configuring a high-performance workstation. The technician needs to choose storage for the boot drive with the highest performance possible. Which of the following drive types does BEST meet this requirement?
NVMe (Non-Volatile Memory Express)
A technician is building a Windows server to meet the specific needs of a user. The user needs to house a replica of a very large SQL database to be able to query the database locally. Which of the following drive configurations would BEST meet the requirements while providing the maximum amount of performance and storage?
OS disk: 128GB M2 Data disk: 4TB 7200rpm HDD
The network administrator has changed the IP address of Computer A from 192.168.1.20 to 10.10.10.20 and now Jane, a user, is unable to connect to file shares on Computer A from Computer B using the computer name. INSTRUCTIONS -Using the available tools, resolve the connectivity issues. After troubleshooting the issue, verify a successful connection.
On Computer B, 1) ipconfig /release 2) ipconfig /renew 3) ipconfig /flushdns then, ping to Computer A
A user wants to build a computer with a high-end CPU, plenty of RAM, and a high-end graphics card for online gaming. The user wants to verify that the graphics card is compatible with the motherboard. Which of the following connection types would the user MOST likely utilize to connect the video card to the motherboard?
PCle
Which of the following would provide power to an access point?
POE injector
Virtual machines hosted in the cloud that are used by developers to code applications are an example of:
PaaS (Platform as a Service)
Joe, a user, reports that his new smart wearable device is not synchronizing to his mobile device. Both devices are powered on, but the mobile device fails to read the data from the wearable. Which of the following will MOST likely fix this issue?
Pair the devices
A technician was called to check an unexpected clicking noise on a desktop that has become more frequent every time a video editing application is loaded. The system fans have been replaced, but the clicking noise remains. Diagnostics have been run on the video card. Which of the following should me the technician do FIRST?
Perform a full data backup.
A technician is troubleshooting an issue with a printer that is directly attached to a user's workstation. The printer is powered on but will not print. The user claims nothing has changed on the computer, and the printer was working earlier in the day. Which of the following should the technician do NEXT to determine the cause of the issue?
Physically examine the workstation and printer for any obvious issues
A technician is hired to install network cable in a crawl space running the length of a hallway. To do so without a fire code violation, which of the following types of cable should the technician run?
Plenum
A technician is setting up a new SOHO router for a home user. The user has a media server to be accessible from the Internet while the user is traveling. Which of the following should the technician configure to allow access to the server from the Internet?
Port Forwarding
A technician is setting up a new SOHO router for a home user. The user has a media server to be accessible from the Internet while the user is traveling.Which of the following should the technician configure to allow access to the server from the Internet?
Port forwarding
A customer recently moved a high-end graphics card from a known-working computer to a different computer. The computer works without issue when viewing email and web pages or when using certain applications. However, when a game with high-end graphics requirements is opened, the program will run for a few minutes before the computer shuts down. Which of the following is MOST likely causing the problem?
Power supply wattage
A company wants to protect its users from malicious websites but also provide the ability to log traffic in and out of the network. Which of the following should the company place within its network to BEST protect its users?
Proxy server
Which of the following server types caches previously visited web pages for faster access in the future?
Proxy server
Which of the following connector types is used to terminate household telephone cabling?
RJ-11 (registered jack 11) RJ-11 is commonly used for telephone lines . RG-6 and RG-59 are coaxial cable standards. RJ-45 is used to terminate Ethernet cables.
An analyst asks a technician to recommend a solution for a customer in the software development industry, where the customer can test a variety of OS's running the various applications that the customer produces. The customer wants to minimize the investment in hardware. Which of the following solutions should the technician recommended to BEST meet the customer's requirement?
Purchase a high-end system meeting the hardware requirements for all of the individual Oss and applications. Configure a VM for each testing environment.
A printer stops working in the billing department and cannot be repaired. A new printer has been ordered and a technician is tasked with allowing other users to print to the billing manager's printer until the new printer arrives. The manager's printer is currently used via USB connection, and there are no network jacks available for use. Which of the following is the BEST way for the technician to allow access to the printer?
Purchase a wireless printer so the users can access the printer via network.
A customer is using a cloud storage program that maintains a copy of local files on the cloud storage servers. The WiFi network is not very fast, and the customer uses bandwidth-intensive video streaming all day. Which of the following parameters should be adjusted to keep the cloud storage program from using too much bandwidth?
QoS settings QoS or Quality of Service in networking is the process of managing network resources to reduce packet loss as well as lower network jitter and latency. QoS is usually applied on networks that cater to traffic that carry resource-intensive data like: • Video-on-demand • Voice over IP (VoIP) • Internet Protocol television (IPTV), • Streamed media • Video conferencing Online gaming
A technician is talking to end users about the specifications for an upgraded application server. The users of the application report that there cannot be any unscheduled downtime or data loss. Additionally, they would like the performance of the application to improve over the previous server in any way possible. The previous server running RAID 5.Which of the following RAID solutions should be implemented in this scenario?
RAID 10 (stripe of mirrors)
A customer's workstation will not boot. A technician runs diagnostics on the system and discovers it is set up in a RAID 0 configuration, and a single SATA hard drive has failed. The system was set up for performance. Once repaired, the customer requests redundancy be built into the system and an increase in performance. Which of the following describes how the technician should set up the new RAID configuration?
RAID 10 configuration utilizing new HDD
A technician is configuring a new web server and must have over 10TB of fault-tolerant storage, while minimizing the number of failure points. The applications on the server also require the highest performance available. Which of the following configurations would the technician MOST likely select?
RAID 10 with 5400rpm 6TB drives Raid 1+0 has high fault tolerance because it will function with at least 2 of the 4 drive minimum(one from each pair of mirrors) secondly the total amount of usable drive space is 12TB...1 drive in each pair of mirrors will be an exact duplicate of the other drive in the pair...so you lose 6 TB on each side.
About one week ago, access to files on a network server became significantly slower. Today, network files are completely unavailable. A technician is able to make a remote connection to the server. Which of the following should the technician check NEXT?
RAID 5 array The RAID 5 array is likely down and needs to be repaired.
Joe, a user, wants his desktop RAID configured to allow the fastest speed and the most storage capacity. His desktop has three hard drives. Which of the following RAID types should a technician configure to achieve this?
RAID-0 (Disk Striping)
A technician is installing virtualization software on the company developer's desktop. The developer will need to run several VMs simultaneously. The system is loaded with the Windows 10 OS and has the following specifications :✑ i5 quad-core processor ✑ 4GB of RAM ✑ 256GB SSD Which of the following should the technician upgrade on the system FIRST to meet the developer's requirements?
RAM
Which of the following connector types is MOST appropriate to use to connect a SOHO cable modem to the ISP?
RG-59
Which of the following terminates a coaxial cable?
RG-59
A technician wants the number of virtual machines hosting a web application in the public cloud environment to scale based on real-time traffic on the website. Which of the following should the technician configure?
Rapid Elasticity
Which of the following cloud computing concepts allows scalable services to be provided to the client?
Rapid Elasticity
After upgrading a smartphone's OS, Joe, a user, reports the smartphone no longer connects to his automobile automatically when near it, Joe, restarts the smartphone, but the problem persists. Which of the following should a technician do NEXT to restore the previous functionality?
Reenable the smartphone's Bluetooth radio
A client brings in a smartphone with a cracked screen to be repaired. During the repair process, the technician places the screws in a small container to prevent losing them. The technician tests the replacement screen to ensure it works property before closing the device. Once the device is back together, however it does not power on.
Refer to manufacturer resources.
Users report they have to select the output tray at the printer, even though the correct tray is selected in the print dialog. Which of the following should a technician perform FIRST to attempt to solve the problem?
Reinstall the driver on the print server.
Users report they have to select the output tray at the printer, even though the correct tray is selected in the print dialog.Which of the following should a technician perform FIRST to attempt to solve the problem?
Reinstall the driver on the print server.
A user reports being unable to browse the Internet. A technician believes the cause of the issue is related to DNS. Which of the following should the technician perform NEXT?
Test the theory by attempting to browse to a website's known IP address.
Whenever a user's machine is turned on, a black screen appears prompting the user for an administrative password. The technician has no such password on file for this machine. Which of the following steps should the technician take to resolve this issue?
Remove the CMOS battery and reinsert it after ten seconds.
A user accidentally spills liquid on a laptop. The user wants the device to be fixed and would like to know how much it will cost. Which of the following steps should the technician take NEXT to verify if the device is repairable before committing to a price? (Choose two.)
Remove the case and organize the parts. Document the screw locations.
A technician needs to routinely run scripting commands in Linux but does not want to walk over the server room every time to perform the task. The technician also travels between buildings and has a Windows 10 laptop with 4GB of memory and a fully partitioned 500GB hard drive. Which of the following steps should the technician take to resolve this issue? (Choose two.)
Repartition the hard drive Install Linux on a new ext3 partition.
The documents from a workgroup laser printer are not printing correctly. Some of the print is missing, and the pages come out dusty. Which of the following should a technician do to fix this issue?
Replace the fuser assembly
An end user brings in a laptop that no longer charges. A technician troubleshoots the laptop and notices it works while the power adaptor is plugged in but shuts down as soon as it is unplugged. Which of the following is the NEXT best step to resolve this issue?
Replace the laptop's battery.
A user printed several documents to a shared network copier and noticed that they have very faint color density. A technician investigates the issue and verifies that the printer had a maintenance kit installed recently. Which of the following next steps will MOST likely resolve the issue? (Select two.)
Replace the toner cartridges Clean the paper tray rollers
Which of the following is an IP address that is assigned to a network device based on its MAC address?
Reservation
A technician has been asked to fix a problem with a projector. The projector lamp turns off for brief periods during a demonstration. After the technician replaced the lamp, the problem continued with an added message that appears just before the lamp turns off. Which of the following MOST likely need to be performed?(Choose two.)
Reset the lamp life counter Replace the cooling fan
In a virtual environment, which of the following allows all the VMs to have RAM allocated for use?
Resource pooling
A user is accessing webmail and needs to encrypt the contents of the email message and attachments prior to sending. Which of the following should be configured to accomplish this task?
S/MIME settings
A technician is buying a PC that will host three VMs running at the same time with the current configuration. The technician believes there might be a need to run several additional VMs in the near future. Which of the following resources would be the MOST important to upgrade to allow for the additional VMs?
SSD Storage is critical for running additional VM. Your computer will use virtual memory if it doesn't have enough ram and you'll be pulling your hair out without enough processing power but you won't even begin without enough storage.
A customer asks a technician to help set up a specialized computing system for video editing. Which of the following should the technician install on the workstation to BEST meet the customer's specifications? (Choose two.)
SSD Dual monitors
A user is experiencing issues synchronizing a smartphone. The user is able to connect to individual services, but each requires a different password. Which of the following needs to be configured to allow the user to access web services securely with a unique password?
SSO (Single Sign-On)
A company wants to use thin clients to run all the common business applications it uses. The users need to share files and have a common email domain. Which of the following cloud concepts should a technician recommend?
SaaS (Software as a Service)
An end-user has signed up to use a web-based calendar application. Which of the following solutions has the user purchased?
SaaS (Software as a Service)
Which of the following cloud models would MOST likely be described as a service in which the customer has no responsibility for application patching?
SaaS (Software as a Service)
A systems administrator receives a notification from the RAID controller that the RAID 5 array is degraded. Upon logging into the server, the administrator sees that on local disk 0, physical disk 2 has failed. Which of the following is the BEST course of action to take to resolve the problem?
Schedule system downtime and replace physical disk 2. Wait until the array is rebuilt and confirm in the RAID controller that the system is no longer degraded. When a single disk in a RAID 5 disk array fails, the disk array status changes to Degraded. ... If a hot spare disk is available, the controller can rebuild the data on the disk automatically. If a hot spare disk is not available, you must replace the failed disk and then initiate a rebuild. Can we assume that the array is configured with hot-swappable drives?
A user notices a laser printer is picking up multiple sheets of paper from one of its paper trays. The problem started last week and has gotten worse. Which of the following is MOST likely the cause of this problem?
Separation pad
An user reports that after turning on her new laptop, she received a message stating her IP address is already in use on the system. She tried going back to her old desktop, which she now only uses for email, but received the same message. The technician checks the account and sees a comment that Ann requires a special network setup to connect to the banking software. Which of the following should the technician do to resolve the issue?
Set the laptop configuration to DHCP to prevent conflicts.
A technician manually configured the wireless connection on the Chief Information Officer's (CIO's) new laptop so it can communicate with the network at the office. The CIO now is having trouble connecting to a guest WiFi hotspot. While the device has a gateway address and says it is connected, the CIO cannot access company email. Which of the following would BEST resolve the issue?
Set the network connection to use DHCP instead of a static address.
A technician is setting up a printer for a small office that does not have an RJ-45 jack. The users' computers are all in the same workgroup and are connected physically to the same network switch. The technician needs to make sure all users can print to the new printer through the switch. Which of the following should the technician configure?
Shared Printer
A bank employee contacts the help desk for assistance with setting up a new computer. Which of the following peripherals will the technician MOST likely install alongside the device? (Choose two.)
Signature Pads Web camera
An associate is seeking advice on which device to purchase for a friend who is a business owner. The friend needs the ability to chat activity while keeping in contact with the home office. Which of the following would be the BEST recommendation?
Smart watch
A user is participating in a weight-loss challenge and needs to keep track of fitness activities, locations, distances, and calories burned during a specific time period. The user wants to be able to listen to music while participating in the challenge. Which of the following would the user MOST likely need to purchase to meet these requirements?
Smartphone
An engineer is working at a remote site that does not have Internet access. Which of the following features should the engineer use to connect a laptop to the Internet if hotspot functionality is unavailable?
Tethering Tethering, or phone-as-modem (PAM), is the sharing of a mobile device's Internet connection with other connected computers. Connection of a mobile device with other devices can be done over wireless LAN (Wi-Fi), over Bluetooth, or by physical connection using a cable, for example through USB.
A user notices the system clock is changed every morning. The computer is shut down daily. A technician checks the time zone and finds it is correct, and then checks the BIOS settings and finds the time to be incorrect .Which of the following is MOST likely the problem?
The CMOS battery does not have a charge.
A network administrator is troubleshooting a notebook that is not loading the local Windows 10 operating system. All the computers inside the company are installed using UEFI mode selected. The message on the screen shows a failed attempt to connect to a PXE server. When requested, the end user reported trying to improve the computer's speed by changing some BIOS configurations randomly. Which of the following should the network administrator check FIRST inside BIOS?
The PXE server address should be set
A customer has two 8GB sticks of 2400-speed DDR4 installed in slots 1 and 2 of a computer and wants to add more RAM. The customer purchases two additional4GB sticks of 3200-speed DDR4 and installs then in slots 3 and 4. While installing the RAM into the board, the user notices the board has "quad channel" etched near the RAM slots. Which of the following can be said about the user's channel configuration after upgrading the RAM?
The computer is utilizing four channels.
A technician has noticed that when at company headquarters the laptop connection to the Internet is more responsive than when using the company-provided phone as a hotspot. The technician updated the drivers on the WiFi NIC without resolution and then verified the configuration on the WiFi was correct. Which of the following configurations could cause the decreased performance?
The connection if throttled.
A user is connected to a docking station with an optical drive and is trying to back up personal files to removable media, but is encountering write errors. Which of the following is the MOST likely cause of the errors?
The disk has already been finalized
A technician replaced a broken LED screen on a mobile computer. The operating system can be seen perfectly on screen, but the touch screen is non-responsive. Which of the following are the MOST probable root causes for the given failure? (Choose three.)
The hardware replacement used is a non-touch-screen. The digitizer cable is not seated properly on the motherboard. The new touch-screen drivers must be installed.
A technician is replacing an older video card with a new high-end video card in a workstation. The installation was successful, the new card seated properly, and power is connected. However, upon booting, the computer now emits several beeps and will not boot, but shows no error messages. Which of the following is MOST likely the cause of this issue?
The is not enough PSU output Explain: When upgrading any workstation, be it a server, PC or laptop, make sure that the Power Supply Unit can output enough power for the new parts. It can't deliver enough power to the new part, thus the computer won't boot.
A technician is troubleshooting a WiFi issues with a laptop user in a corporate office. The user can connect to web pages without trouble; however, the user cannot connect to the email server or print a locally stored document to the network printer. The technician cannot ping the mail server or the network printer. No other users are experiencing this issue. Which of the following is MOST likely causing the issue?
The laptop is connected to the guest WiFi
A customer has the LCD display in a laptop replaced. After the repair, the customer notices the laptop is showing a weaker WiFi signal than before the display was replaced. Which of the following BEST explains the lower WiFi signal?
The new LCD panel is causing interference.
A technician upgraded the memory on a server from two 8GB sticks to eight 32GB. The server memory is now at full capacity per the user guide. When the technician powers on the system, only 128 GB of memory is recognized by the OS and the BIOS. The technician decides to upgrade to the latest version of the firmware on the system, which does not help. Next, the technician installs the memory in sets of 64GB at a time. Each individual set of 64GB is fully recognized by the server. Which of the following will not allow the server to recognize all of the memory installed at the same time?
The power supply is not supplying enough power for the memory.
The graphics has an issue with printing certain files. The printer does not print the complete image on larger files. A technician verifies the network speed of the printer is set to 1GB and that regular text files print without issue. Which of the following is the MOST likely cause of this problem?
The printer needs more RAM
A user logs on a PC and receives a message stating there is a duplicate IP address on the network. After a system restart, the user notices the same error. Which of the following is the MOST probable cause of the error?
The user has set a static IP address.
A user brings a Windows laptop into the office and connects it to a wireless network. Upon connecting to the network, the user is prompted to select whether the network is a home, work, or public network. The user selects the work profile and is able to access the Internet but cannot access office network resources. Which of the following is the MOST likely cause of the problem?
The user is connected to the wrong wireless network.
A technician is troubleshooting network connectivity issues after a new wireless router was installed in an office. Users who connect to the new router are unable to access LAN resources. Which of the following is the MOST likely cause of the issue?
There are conflicting DHCP servers on the network
Some users are unable to access the Internet form their workstations. A technician runs the ipconfig command on one of the workstations and sees the following: The technician pings 8.8.8.8 and gets no response. Next, the technician pings 192.168.1.1 and gets no response. The technician is able to successfully ping an adjacent workstation but cannot ping the print server on the floor below. Which of the following is the MOST likely cause of the Internet connectivity issue in the office?
There is a problem with a router in the office
The IT department recently updated client computers for the graphics department. A user reports the new computer has not worked since it was set up; it makes unusual sounds when pressing the power button. A technician verifies the power cable works and the computer is connected properly to both data and power. The monitor powers on but only displays the message: No source. Which of the following BEST explains the cause of this issue?
There is insufficient power to the computer
A company offers several out-of-the-box computer configurations to its clients. A client requests several new computers for its newest location, which will be used by guests to check in upon arrival and fill out contact information. Which of the following configurations would BEST fit this customer's needs?
Touch-screen kiosk
A company is concerned about the security of sensitive data on a laptop a user frequently takes off-site. Which of the following enables hardware encryption to secure user data?
Trusted Platform Module (TPM)
Which of the following is considered a connectionless protocol?
UDP (User Datagram Protocol)
A user wants to add static storage to a laptop and is unable to physically take it apart. Which of the following would be the BEST solution?
USB drive
Which of the following is used to connect a headset to a laptop?
USB port
Which of the following charging and data ports has a non-directional connector?
USB-C
Which of the following connector types can be plugged into a device both right-side up and upside down?
USB-C connector
Which of the following devices can be used to connect multiple devices within broadcasting to every network port?
Unmanaged Switch
A user is given a new tablet. When using the touch screen, the user reports the cursor highlights and selects items unintentionally. The issue does not happen when using an external mouse. Which of the following should the technician do FIRST to resolve this issue?
Update the touch-screen driver
A technician is setting up a WiFi-enabled thermostat for a customer, but the customer is concerned about IoT devices getting hacked. Which of the following BEST address the customer's concerns? (Choose two.)
Use the latest encryption standard on the wireless network and set a strong password. Separate the IoT thermostat by segregating it in a DMZ network.
A technician is setting up a Windows mobile device for a user who had trouble reading text on a previous device, especially at night. Which of the following adjustments would be MOST appropriate?
Use the magnifier.
Company management wants to be able to give users the ability to work remotely during periods of bad weather. Which of the following should be enabled to allow the workforce to do this?
VPN (Virtual Private Network)
A user has reported application connectivity problems to the network administrator. The network administrator knows there have been firewall configuration changes recently by a security vendor and believes the issue could be related to a port being closed on the firewall. Which of the following should the network administrator do NEXT?
Verify system functionality on the user's workstation
A shipping department is having problems with its thermal label printer. Two columns on the left are not appearing on all labels. Which of the following should a technician do FIRST?
Verify the ribbon is correctly aligned to the label
A user is having a problem with printing a specific document type. The network printer OCP shows that the printer is online with no errors. Other users are not having the same issue. The user sends the document to another printer and the document prints. Which of the following should a technician do FIRST in troubleshooting the problem?
Verify the user is sending the document to the correct printer queue.
A laptop is connected to a conference room projector in extended display mode. The desktop icons appear normal on the laptop, but are disproportionate and illegible on the projector screen. Which of the following should the technician check?
Video resolution Right-click on your desktop and select "Display". At the top of the resulting dialogue box, your available monitors appear as blue, numbered boxes. Each box represents a monitor (e.g. box "1" corresponds with the left monitor and box "2" corresponds with the right monitor). From the display, select the monitor you wish to adjust. Click the "Advanced display settings" link (located at the bottom of the dialogue box). Click the "Resolution" drop-down menu and select your desired resolution. When finished, click [Apply].
A technician is setting up a VM for use in testing software deployments. The VM is offline, but the hypervisor is not. Which of the following settings should the technician change to resolve this issue?
Virtual CPU (vCPU)
A technician is setting up a workstation for a new user. The computer's OS has most features disabled. The computer has graphics, networks, and human input devices configured. When a user logs onto the computer, it loads a virtual desktop with all the necessary programs. Which of the following BEST describes this type of workstation?
Virtual Machine
A user sets up a cable modem at home and connects the modem to the ISP at the cable company. Which of the following network types does this connection describe?
WAN
Ann, a user, needs to attend several day-long conferences and wants to ensure her mobile device will have enough power for these events. She is concerned about wall outlet availability at the conferences and needs to continuously use her device for important updates. Which of the following should a technician recommend to BEST accommodate Ann's needs?
Wireless charging pad
The feature that allows users to store files in cloud-based when necessary, but can be removed when space is freed up, is known as:
demand
Which of the following is designed to function BEST in harsh lighting conditions?
e-reader or vr headset
A user reports a laserjet printer is not printing properly. A technician prints a test page and notices the toner is smeared on the page. The technician confirms the toner cartridge is installed correctly and the paper in the tray is the right size. Which of the following printer components is the MOST likely cause of the problem?
fuser assembly
A technician is determining the specifications for a desktop computer that will be used at trade shows all over the world. The computer will have the maximum amount of RAM. The CPU, GPU, and storage will be typical of a business workstation. Which of the following system parameters is the MOST important for the technician to consider when choosing a power supply?
input voltage
A user is no longer able to browse the Internet after returning from vacation. The user is able to log in and navigate to the local intranet, but not to any outside sites. A technician pings a well-known website by name but gets no reply. The technician then pings its IP address and gets a reply. Which of the following commands will MOST likely resolve the issue?
ipconfig /flushdns
Which of the following cloud-based services gives customers the ability to scale resources as needed?
rapid elasticity (cloud computing)
Which of the following devices performs forwarding decisions based on MAC addresses?
switch
Which of the following devices can utilize VLANs to secure networks?
switch Create VLAN on switch
Which of the following connects a PC to its default gateway?
switch What CONNECTS THE PC to the GATEWAY(Router)" A switch CONNECTS the PC to the GATEWAY(Router)
When configuring a VM, which of the following devices MOST likely needs to be configured to allow the VM access to other client VMs on the same host?
virtual switch
