220-1101: CompTIA A+ Certification Exam: Core 1

Question #: 201
Topic #: 1
A technician is troubleshooting a classroom projector that shuts down after fifteen minutes of use. Which of the following should the technician do to resolve the issue?

A. Replace the video input cable.
B. Change the bulb.
C. Clean the air filter.
D. Swap the power cord.

Selected Answer: C

Question #: 202
Topic #: 1
A technician is working on a desktop PC and wants to verify its NIC is functional. Which of the following should the technician use?

A. Cable tester
B. Loopback plug
C. Toner probe
D. Network tap

Selected Answer: B

Question #: 203
Topic #: 1
A technician is troubleshooting a laptop that is unable to browse the internet when connected to the company’s wireless network. The technician has verified network connectivity is functional when using an Ethernet cable. Which of the following should the technician use to check if the laptop’s wireless NIC is functional?

A. Hotspot
B. Near-field communication
C. Ethernet tap
D. Spectrum analyzer

Selected Answer: A

Question #: 204
Topic #: 1
A user reports that a computer will not turn on. The technician verifies the power cord and the outlet the computer are plugged into are both working properly. Which of the following is the hardware component that has MOST likely failed?

A. PSU
B. CPU
C. RAM
D. GPU

Selected Answer: A

Question #: 205
Topic #: 1
Which of the following networking devices will MOST likely need to be installed in between the ISP and the LAN in a SOHO environment?

A. Switch
B. Firewall
C. Cable modem
D. Router
E. Access point

Selected Answer: D

Question #: 206
Topic #: 1
A technician is configuring a desktop computer and the hard drive must be encrypted. Which of the following will the technician need to verify is enabled to complete this configuration?

A. ATX
B. NIC
C. TPM
D. ARM

Selected Answer: C

Question #: 207
Topic #: 1
A storage server with three drives was reporting errors indicating the array was in degraded mode, but the stored files were still accessible. A technician went to the server room to troubleshoot the error message. Which of the following RAID configurations did the technician MOST likely find?

A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10

Selected Answer: C

Question #: 208
Topic #: 1
A technician is building a new computer for a customer. The computer must use an ITX-sized motherboard and have a RAID 5 array with all drives using the same interface. Which of the following drive types will the technician MOST likely utilize?

A. SCSI
B. PCIe
C. NVMe
D. SATA

Selected Answer: D

Question #: 209
Topic #: 1
Which of the following should a user do FIRST when upgrading the power supply on a gaming PC?

A. Update the BIOS
B. Disconnect the system memory
C. Check the wattage rating
D. Reseat the graphics card

Selected Answer: C

Question #: 210
Topic #: 1
A technician needs to increase the available RAM on a virtual workstation. Which of the following should the technician do?

A. Increase the ECC memory timings in the BIOS.
B. Upgrade to the latest DDR5 modules.
C. Clear the temporary files on the workstation’s boot drive.
D. Use a hypervisor to adjust the resource allocation.

Selected Answer: D

Question #: 211
Topic #: 1
A user reports a monitor, keyboard, mouse, and headset are no longer functioning. The user has restarted the laptop and tested an alternative headset and monitor, but the issue persists. The technician notices the user has a printer, USB-C hub, and AC adapter plugged into the laptop. Which of the following should the technician do to MOST likely resolve the issue?

A. Verify the AC adapter voltage.
B. Repair the operating system.
C. Replace the user’s USB-C hub.
D. Reinstall the drivers for affected devices.
E. Make sure the printer is not drawing too much power.

Selected Answer: C

Question #: 212
Topic #: 1
Which of the following virtualization technologies allows Linux and Windows operating systems to run concurrently?

A. Test environment
B. Sandbox
C. Legacy OS
D. Cross-platform

Selected Answer: D

Question #: 213
Topic #: 1
A service technician replaced the gateway, and a user is now unable to access the SOHO wireless network. Which of the following steps should the technician take to resolve the issue?

A. Assess the network cables for damage.
B. Disable Bluetooth connections.
C. Update the firmware.
D. Check if the password and SSID are correct.

Selected Answer: D

Question #: 214
Topic #: 1
A customer’s cell phone screen is discolored in several areas. Which of the following components is the MOST likely cause of the issue?

A. Bulging battery
B. Wired connectors
C. Liquid crystal display
D. Phone case
E. Protective glass

Selected Answer: C

Question #: 215
Topic #: 1
A user reports that a printer is leaving streaks on printed pages. The paper type and the toner have been replaced. Which of the following should the technician check NEXT to resolve the issue?

A. System board
B. Paper tray
C. Memory
D. Fuser

Selected Answer: D

Question #: 216
Topic #: 1
A technician needs to recommend an internet connection for a customer who travels around the world and wants to have connectivity while visiting remote camping locations. Some of the locations the customer visits have limited or unreliable cellular service. Which of the following connection types should the technician recommend?

A. Satellite
B. DSL
C. Fiber
D. Hotspot

Selected Answer: A

Question #: 217
Topic #: 1
A technician logs on to a PC and inserts an encrypted USB drive. When opening File Explorer, the technician cannot see the USB drive. Which of the following tools should the technician use to see all drives?

A. DiskPart
B. Diskmgmt
C. Disk Cleanup
D. BitLocker

Selected Answer: B

Question #: 218
Topic #: 1
A desktop support technician is building a new desktop that features the fastest internal storage. Which of the following BEST suits this request?

A. SATA SSD
B. SATA HDD
C. M.2 PCIe NVMe SSD
D. PCIe SATA HDD

Selected Answer: C

Question #: 219
Topic #: 1
A user has decided to build a new computer with parts purchased from a popular online vendor. The user has referenced online resources to assemble the unit. However, when the user presses the power button, the new computer does not load the operating system’s installer. Instead, the onboard speaker beeps and immediately reports an issue on the screen. Which of the following is the MOST likely issue with the new build?

A. The user did not plug in the processor’s fan.
B. The user did not apply thermal paste to the CPU.
C. The user did not seat the GPU correctly.
D. The user did not install the power supply.

Selected Answer: A

Question #: 220
Topic #: 1
A technician set up a new access point and has noticed significant latency on the selected channel. Which of the following tools can assist with locating the BEST channel to use?

A. Wi-Fi analyzer
B. Netstat
C. Net use
D. Traceroute
E. Network tap

Selected Answer: A

Question #: 221
Topic #: 1
A technician is setting up a new desktop computer and will be installing the hard drive directly on the motherboard without using cables to connect it. Which of the following will the technician be installing?

A. Thunderbolt
B. eSATA
C. M.2
D. SCSI

Selected Answer: C

Question #: 222
Topic #: 1
An insurance company wants to implement cloud computing and would like a cloud solution in which the infrastructure is shared with businesses in the same industry. Which of the following cloud models BEST addresses the company’s need?

A. Community
B. Private
C. Public
D. Hybrid

Selected Answer: A

Question #: 223
Topic #: 1
A home user has purchased a subscription for a service that blocks malicious sites by preventing them from resolving correctly. Which of the following settings MOST likely needs to be changed on the user’s router to enable this functionality?

A. DNS server
B. Port forwarding
C. Perimeter network
D. Universal PnP
E. DHCP server

Selected Answer: A

Question #: 224
Topic #: 1
A technician wants to deploy a .msi package to a corporate network. The technician needs to verify the application deployment will not affect other legacy applications on the end users’ computers. Which of the following would the technician consider the MOST appropriate for this situation?

A. Virtual network
B. Application virtualization
C. Cross-platform virtualization
D. Virtual sandbox
E. Virtual desktop

Selected Answer: B

Question #: 225
Topic #: 1
A technician is troubleshooting a projector that will not display any images. The technician has verified the computer output and cable are providing a good video signal. Which of the following should the technician do NEXT?

A. Calibrate the image.
B. Replace the bulb.
C. Test the output resolution.
D. Clean the fans.

Selected Answer: B

Question #: 226
Topic #: 1
A user’s Windows computer started running slowly after the installation of a CAD program. The computer has intermittent timeouts and often has to be rebooted to restore functionality. The computer seems to work correctly if the application is not running. Which of the following should the technician do NEXT to help troubleshoot the issue? (Choose two.)

A. Replace the video card.
B. Research the requirements of the application.
C. Install a new case fan.
D. Run chkdsk on the HDD.
E. Check the Event Viewer logs.
F. Reinstall the application.

Selected Answer: BE

Question #: 227
Topic #: 1
A user’s device needs more memory, so a technician installs extra RAM with the following specifications:

2 x 8Gb DDR3-1066 (PC3-8500)
1 x 16Gb DDR3-1333 (PC3-10600)

Which of the following speeds would maximize reliability?

A. 1,066
B. 1,333
C. 8,500
D. 10,600

Selected Answer: A

Question #: 228
Topic #: 1
A user reports that a computer has a virus on it. Which of the following is the FIRST step the technician should take?

A. Determine a plan of action to resolve the problem.
B. Run antivirus software to remove the virus from the computer.
C. Ask the user about the symptoms the computer is experiencing.
D. Make a backup of the user’s data on an external drive.

Selected Answer: C

Question #: 229
Topic #: 1
A user lost a wallet containing credit and debit cards and is unable to purchase merchandise. Which of the following mobile phone technologies would allow the user to complete transactions?

A. GSM
B. MFA
C. PRL
D. NFC

Selected Answer: D

Question #: 230
Topic #: 1
A company uses legacy accounting software, and no replacement is available Which of the following virtualization solutions will the company MOST likely select?

A. Network
B. Storage
C. Desktop
D. Sandbox

Selected Answer: C

Question #: 231
Topic #: 1
The owner of a restaurant reports that wireless network connections are lost intermittently throughout the day. Which of the following steps should a technician take to troubleshoot the issue? (Choose two.)

A. Identify the location of devices that utilize 2.4GHz.
B. Check to see if the phones are UTP or STP lines.
C. Test to see if the copper electrical wires are causing interference.
D. Map all of the wireless signals in the restaurant.
E. Verify T568B is being used in the wiring closet patch panel.
F. Schedule timed router reboots throughout the day.

Selected Answer: CD

Question #: 232
Topic #: 1
A client wants to connect an external keyboard to an Android tablet. Which of the following connection types are appropriate for this task? (Choose two.)

A. DVI
B. Infrared
C. Lightning
D. USB-C
E. PS/2
F. Bluetooth

Selected Answer: DF

Question #: 233
Topic #: 1
A web developer needs to test the compatibility of web functions across multiple different browsers and versions of those browsers. The web developer only has one machine and cannot install multiple browser versions. Which of the following should the developer do to BEST resolve the issue?

A. Purchase more machines.
B. Deploy application virtualization.
C. Test using a virtual desktop.
D. Set up a multiboot configuration.

Selected Answer: C

Question #: 234
Topic #: 1
A network administrator is troubleshooting a connectivity issue. The administrator performs a port scan, and the following information is generated:

Which of the following standard ports should be open to allow a successful RDP connection?

A. 53
B. 443
C. 445
D. 3389

Selected Answer: D

Question #: 235
Topic #: 1
A technician is replacing all RJ45 cables in a customer environment. Which of the following are the BEST tools to execute the task? (Choose two.)

A. Optical fiber tester
B. Scissors
C. Cable tester
D. Crimper
E. Coaxial cable
F. Screwdriver

Selected Answer: CD

Question #: 236
Topic #: 1
A technician needs to configure a printer for network communications. Which of the following must the technician configure? (Choose three.)

A. PCL
B. Dots per inch
C. Gateway
D. Subnet mask
E. MAC address
F. IMEI
G. IP address
H. Drivers

Selected Answer: CDG

Question #: 237
Topic #: 1
Which of the following allows a switch to be divided into separate logical networks?

A. VLAN
B. SSL VPN
C. NAT
D. RADIUS

Selected Answer: A

Question #: 238
Topic #: 1
An administrator chose a shared-tenant model for a cloud deployment. Which of the following is the MOST likely reason the administrator chose this model?

A. Cost savings
B. Highly available
C. Dedicated hardware
D. Increased security

Selected Answer: A

Question #: 239
Topic #: 1
A user is having an issue with the touch screen on a mobile device. When the user touches the screen, the intended target is not selected. Which of the following would be the BEST action for a technician to take to resolve the issue?

A. Calibrate the touch screen
B. Reset the mobile device
C. Replace the LED screen.
D. Update the mobile device.

Selected Answer: A

Question #: 240
Topic #: 1
A user submitted a help desk ticket to report that the Wi-Fi connection drops every time the microwave is used. A technician suspects the issue is related to interference. Which of the following should the technician do to provide the BEST long-term solution for the issue?

A. Change the Wi-Fi operation channel.
B. Configure the Wi-Fi AP to 5GHz.
C. Increase the power output of the AP.
D. Change the SSID to hidden.

Selected Answer: B

Question #: 241
Topic #: 1
To which of the following should a technician connect individual pairs of a Cat 6 cable in order to provide a connection to a switch?

A. Access point
B. Patch panel
C. Hub
D. Firewall
E. Wall jack

Selected Answer: B

Question #: 242
Topic #: 1
Which of the following describes traffic used to resolve the FQDN of a site into an IP address to help locate and browse websites appropriately?

A. DNS
B. AAA
C. SCADA
D. IoT
E. SQL

Selected Answer: A

Question #: 243
Topic #: 1
A business purchased a new multifunction printer that will be used to photocopy documents with hundreds of pages. A technician is configuring the printer. Which of the following features should the technician ensure is set up?

A. SMB
B. PCL
C. ADF
D. SSH

Selected Answer: C

Question #: 244
Topic #: 1
A user is traveling to another country and will be unable to get personal cell phone service after the plane lands. Which of the following should the user update to resolve the issue?

A. CDMA
B. PRL
C. MDM
D. GPS

Selected Answer: B

Question #: 245
Topic #: 1
Which of the following network devices operates as a bridge function?

A. Hub
B. Wireless access point
C. Transceiver
D. Media converter

Selected Answer: B

Question #: 246
Topic #: 1
A user’s touch-screen tablet is having an issue with the screen orientation. Which of the following is MOST likely causing this issue?

A. The screen rotation is locked.
B. The screen protector on the tablet is damaged.
C. The touch-screen digitizer is malfunctioning.
D. The inverter is misconfigured.

Selected Answer: C

Question #: 247
Topic #: 1
The GPS on a user’s phone has been unreliable. Which of the following will MOST likely resolve the issue?

A. Enabling high-accuracy mode
B. Replacing the battery
C. Disabling Wi-Fi connections
D. Utilizing a third-party map application

Selected Answer: A

Question #: 248
Topic #: 1
A technician is working with a user to set up scanning. The user requires the scans to be viewable on the network for the entire department. Which of the following settings on the MFP should the technician edit to BEST address the user’s request?

A. Scan to email
B. Server message block
C. Secured prints
D. Web services
E. Printer share

Selected Answer: B

Question #: 249
Topic #: 1
A customer reports that, after a technician replaced a laptop screen, the laptop is only able to connect to a Wi-Fi network if it is positioned very close to a wireless access point. Which of the following should the technician verify FIRST?

A. The internal antennas are connected.
B. The device has the latest OS updates.
C. The wireless device drivers are the latest version.
D. Airplane mode is disabled.
E. The battery is charging.

Selected Answer: A

Question #: 250
Topic #: 1
After dropping a mobile device, a user reports that it no longer responds to touch/tap commands. The user has already rebooted the device, but the issue persists. Which of the following components is MOST likely causing this issue?

A. SIM card
B. Charging port
C. Digitizer
D. Battery

Selected Answer: A