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CompTIA 220-901 Exam Dumps

CompTIA 220-901 Exam Dumps

CompTIA A+ Certification Exam: Core 1

Total Questions : 758
Update Date : May 20, 2024
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220-901 Exam Dumps


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CompTIA 220-901 Sample Questions

Question # 1

A technician is called to work on a file server with two hard drives in a hardware RAID1 configuration. One of the drives fails and, after being tested, is not recoverable. It is important that the server continues to function at high availability and is not taken offline. Which of the following steps should the technician take? (Select TWO.)

A. Rebuild the array
B. Disable the logical drive
C. Upgrade to RAID 5.
D. Replace the drive
E. Break the mirror



Question # 2

A technician is visiting a client site in a high-traffic area that often contains external visitors and contractors. The technician would like to ensure the laptop is protected from theft. Which of the following is the BEST tool the technician can use?

A. The laptop’s webcam as an internet security camera
B. Asset location tracking software
C. Physical laptop lock and cable
D. Locked screen whenever not in use



Question # 3

A customer recently had a power outage that affected a PC. When the PC is powered on, the front panel LEDs illuminate and the fans engage, but there is no video output or drive activity. The technician replaces the PSU, but the symptoms remain. Which of the following MOST likely occurred?

A. The PSU is not large enough to adequately power the system.
B. The motherboard was damaged by power loss or spike.
C. The hard drive was erased by the power loss.
D. The wall outlet was damaged, and the PC should be plugged in elsewhere.



Question # 4

Which of the following connector types requires an adapter cable on thin form factor laptops?

A. Thunderbolt
B. Analog 
C. eSATA
D. VGA



Question # 5

Which of the following wireless connections requires pin-enabled pairing before it can be used?

A. IR
B. NFC 
C. RF
D. Bluetooth



Question # 6

Which of the following transmission technologies has the SHORTEST range?

A. IR
B. WiFi 
C. NFC
D. Bluetooth



Question # 7

A customer has called to report that text and images are faint when printed. Which of the following should the technician perform to fix this issue?

A. Adjust the pickup rollers.
B. Clean the heating element.
C. Replace the toner.
D. Recalibrate the printer.



Question # 8

A customer has built a new computer. However, the computer will not POST. The customer calls the help desk to dispatch a technician, who examines the build and tests the power supply. The power supply tests as good. Which of the following should the technician do NEXT?

A. Check the 12V 4-pin connector
B. Flash the BIOS
C. Reseat the RAM.
D. Replace the motherboard



Question # 9

A user reports that a laptop display is too dim. Which of the following would be the BEST troubleshooting step for the technician to perform?

A. Turn up the screen’s refresh rate.
B. Update the video driver to the latest version.
C. Use the hot key to adjust illumination levels.
D. Uninstall and reinstall the video driver.



Question # 10

Which of the following are the two connection types required for full functionality of tethered VR headsets when they are connected to a PC?

A. USB and audio
B. HDMI and USB 
C. HDMI and audio
D. HDMI and DisplayPort



Question # 11

Which of the following monitor types is considered the MOST environmentally friendly to recycle?

A. CRT
B. Plasma 
C. OLED
D. LCD



Question # 12

A technician is installing new hard disks to begin a new Windows 8 installation and has successfully attached all cables. However, the installation wizard does not detect any hard drives. Which of the following is MOST likely to resolve the issue? 

A. Format the drives to FAT32
B. Enable S.M.A.R.T. in the BIOS
C. Format the drives to NTFS
D. Change the SATA control mode to AHCI



Question # 13

A user reports that a desktop laser printer produces pages that smudge when handled. A technician the toner has been replaced, but the issue still persists. Which of the following components should the technician check NEXT?

A. Ink cartridge
B. Drum 
C. Fuser
D. Spooler



Question # 14

After installing a new monitor, a user notices that some colors are incorrectly displayed. The technician reboots the PC to see if this resolves the issue. After reboot, the problem persists. Which of the following should the technician perform NEXT?

A. Reseat the video card
B. Check the monitor connection
C. Verify the drivers are up to date
D. Replace the monitor



Question # 15

A technician needs to connect two buildings that are 500ft (150m) apart via Cat 6 cable. Which of the following devices could the technician use to enable connectivity?

A. WAP
B. Repeater 
C. Firewall
D. Modern



Question # 16

A marketing firm is upgrading its desktop computers so employees can send out discs with presentations on them. Which of the following media will provide the employees with the MOST capacity? 

A. DVD-DL
B. DVD-R 
C. BD-E
D. CD-RW



Question # 17

Given the above information, which of the following is the root cause of the problem?

A. The network adapter is disabled
B. The DHCP server is not available
C. The DNS server is not responding
D. The network cable is not connected



Question # 18

A technician assists a user with a local printer issue on a domain workstation. While working in a word processing program, the user clicks the printer icon. The software appears as if the job was sent to the printer, but nothing prints. The technician confirms the printer queue is empty. Which of the following troubleshooting steps should the technician perform FIRST?

A. Disconnect and reconnect the USB cable.
B. Reboot the computer
C. Check the default printer setting
D. Cycle power on the printer



Question # 19

A technician replaces a PCle graphics card with a newer model. After installation, the technician connects a VGA cable to the video card and boots the computer into the OS. When the desktop finally loads, all the icons and menus are much larger than before. The technician attempts to change the resolution but cannot raise it any higher. Which of the following is the MOST likely reason for this behavior?

A. The old video and card needs to be removed from the Device Manager
B. Drivers are not installed for the new graphics card.
C. An HDMI cable is required for higher resolutions.
D. The DPI settings in the OS are set improperly
E. The monitor does not support higher resolutions



Question # 20

Which of the following components is a thin transparent layer that reads the signal from a touch- screen laptop and sends it to the processing unit?

A. LCD
B. Digitizer 
C. Inverter
D. OLED



Question # 21

A company’s Chief Executive Officer (CEO) has asked a consultant to order a new external monitor to be used in the CEO’s office. Picture quality and contrast ratio are the most important factors, but cost is not a factor. Which of the following types would BEST meet these requirements? 

A. Plasma
B. LCD 
C. OLED
D. IPS



Question # 22

A user is building a custom workstation that will be used to multiboot various OSs, including Linux,Windows 7, Windows 8.1, and Windows Vista.When purchasing RAM for this system, the user should consider the MINIMUM amount of RAM required for:

A. Linux
B. Windows 7
C. Windows Vista
D. Windows 8.1



Question # 23

Which of the following settings allow users to access the Internet and external networks?

A. Subnet mask
B. FTP 
C. Gateway
D. UDP



Question # 24

A traveling employee has returned from a trip. The employee’s laptop was working before the trip but is now unable to connect to any wireless devices. Which of the following should be checked FIRST?

A. Outdated drivers
B. Defective inverter 
C. Disabled GPS
D. Airplane mode



Question # 25

A computer is being built with multiple gaming video cards to ensure a smooth gaming experience. Which of the following specifications is the MOST imnportant?

A. ATX connector type
B. Dual rail 
C. Wattage
D. Dual voltage



Question # 26

A home has a modem that connects to the ISP via RG-59 cable. Which of the following WAN connections is MOST likely in use?

A. Dial-up
B. DSL 
C. Cable
D. Fiber optic



Question # 27

A technician is installing several new network lines. The technician has a spool of Cat 6 cable and a bag of RJ45 connectors. Which of the following tools does the technician need to complete the job?(Select TWO) 

A. Multimeter
B. Wire stripper 
C. Crimper
D. Tone generator
E. Loopback plug



Question # 28

Which of the following is used to terminate coaxial cabling to deliver Internet?

A. RG-6
B. RJ45
C. F-connector
D. BNC 
E. RG-59



Question # 29

For SDRAM to operate in dual-channel mode, which of the following must be done? (Select TWO.)

A. CAS latency must be 1 or better.
B. ECC must be supported.
C. DIMM installation must be in pairs.
D. Proper banks must be used. E.200-pin memory must be used.



Question # 30

Which of the following display connector types can transmit either a digital-to-digital signal or an analog-to-analog signal?

A. DVHD
B. DVI-A 
C. DVI-I
D. RCA



Question # 31

A developer wants an external hard drive connected to the laptop that supports the FASTEST possible transfer speed. Which of the following technologies should a technician recommend?

A. Thunderbolt
B. Bluetooth 
C. FireWire
D. USB 2.0 
E. minHDMI



Question # 32

A user reports that saving files to a file server seems slower than normal. A technician confirms the server shows no errors in the event log, but notices one of the three drives in the server has an amber light. Which of the following is the MOST likely cause of the issue?

A. One drive in the server’s RAID 0 array has failed.
B. One drive in the server’s RAID 1 array has failed.
C. One drive in the server’s RAID 5 array has failed.
D. One drive in the server’s RAID 10 array has failed.



Question # 33

A technician is tasked with troubleshooting hard disk performance issues. The technician launches Performance Monitor and notices the counter split IO/sec is high for the primary hard disk. Which of the following tools should the technician use to address this issue?

A. Check disk
B. Disk defragmenter 
C. Format
D. DiskPart



Question # 34

A technician installed a new CPU and heat sink on the motherboard. After installation, the technician notices the computer shuts down after a few minutes of operation. Which of the following steps did the technician MOST likely omit?

A. Application of thermal paste
B. Closure of ZIF socket
C. Case fan installation
D. ECC RAM installation



Question # 35

A technician is installing a new office workgroup printer and wants to network it across all computers. Which of the following methods would accomplish this with the MOST reliable results?

A. Enable Bluetooth on the printer and allow users to print wirelessly
B. Connect a network cable to the printer and establish IP-based printing
C. Connect it over parallel cable to a PC and share the printer with users
D. Connect it over USB to a PC and share the printer with users



Question # 36

Which of the following connectors can be used for removable devices and has a bandwidth of 10Gbps?

A. USB 3.0
B. eSATA 
C. SATA 3
D. USB 2.0 
E. Thunderbolt



Question # 37

A support technician troubleshoots a workstation with intermittent network connectivity to the company’s domain. The network uses 802.1X certificate authentication, and the workstation had full connectivity last week. Which of the following tools or utilities should be used to troubleshoot this issue?

A. Tone generator and probe
B. IPConfig
C. Cable tester
D. Certutil



Question # 38

While in flight, a user enabled airplane mode on a tablet. Which of the following functions are disabled when airplane mode is on? (Select TWO.)

A. WiFi connectivity
B. Web browser
C. Speaker volume
D. Email sync settings 
E. Bluetooth
F. Wireless charging