CompTIA 220-901 Exam Dumps

CompTIA 220-901 Sample Question Answers

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

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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

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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.

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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

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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

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Question # 6

Which of the following transmission technologies has the SHORTEST range?

A. IR
B. WiFi 
C. NFC
D. Bluetooth

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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.

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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

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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.

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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

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Question # 11

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

A. CRT
B. Plasma 
C. OLED
D. LCD

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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.

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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

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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

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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.

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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

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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

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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

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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

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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

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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

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Question # 39

A multimedia workstation has an existing SATA hard drive that is approaching full capacity. A technician wants to add additional hard drives into this workstation to store additional data.These drives will be used purely for file storage, and hardware redundancy is required to be in place to prevent data loss. The technician plans to add a PCle storage adapter to help fulfill these requirements. Which of the following actions should the technician take when installing this new hardware? (Select TWO).

A. The driver for the storage adapter must be installed into the OS.
B. The storage adapter should be places highest in the boot order.
C. The storage adapter should use RAID 0.
D. The additional hard drives must also use the SATA interface.
E. The storage adapter should be configured for mirroring.

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Question # 40

Which of the following encryption types does WPA use?

A. TKIP
B. SSL 
C. AES
D. IPSec

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Question # 41

A user has a backup file that is 8.6GB and wants to save the entire file on one disc. Which of the following types of discs is the MINIMUM required to save the entire file?

A. Dual-layer DVD
B. BD-R 
C. DVD-R
D. Single-layer DVD

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Question # 42

A user reports the F1-F2 keys on a laptop do not perform as expected. Another application opens when pressing F1, and the screen dims when pressing F5. Which of the following would remedy the situation?

A. Disabling sticky keys 
B. Scroll lock
C. Function key
D. Firmware update

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Question # 43

A technician is investigating reporting issues with a computer. The technician logs into the computer, checks the Event Viewer and notices messages about unexpected shutdowns. The technician checks the Device Manager, but there are no errors or warnings. The computer shuts down unexpectedly during troubleshooting. The technician pushes the power button, but the computer does not power on. The technician opens the computer case, checks all cables and connectors, and verifies they are connected properly. The technician closes the case and pushes the power button again, and the computer boots. After working for a few minutes, the computer shuts down unexpectedly once again. Which of the following is the MOST likely reason for the unexpected shutdowns? 

A. Case fan failure
B. Overheating 
C. BIOS corruption
D. Intermittent drive failure

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Question # 44

A user experiences a sudden power loss, causing the computer to unexpectedly shut down. Upon rebooting, the user finds the computer cannot connect to certain network services. Additionally, when signing into the company’s web portal, an error states that the website is using an invalid TLS/SSL  certificate.  A  technician  examines  the  issue  and  finds  that  no  other users report similar problems. Which of the following is MOST likely the cause of these issues?

A. A power surge has damaged the system’s RAM.
B. The dirty shutdown has caused data corruption.
C. The system’s time has been reset.
D. The system’s NIC was damaged by the power loss.

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Question # 45

A technician has recently replaced a dead bulb in a conference room projector. The following day, it is reported that the projector shows a message that the bulb needs to be replaced again. Which of the following should the technician do to BEST resolve the issue?

A. Disable on-screen errors in the projector settings
B. Power cycle the projector until the error message disappears
C. Replace the bulb with one from the correct manufacturer
D. Reset the bulb life duration in the projector settings

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Question # 46

A user has reported to a technician that a workstation can no longer connect to the network file share. Upon inspection, the technician notices that the customer is experiencing the following symptoms:No other workstations are experiencing this issue. Which of the following hardware tools should the technician use to isolate the problem? (Select TWO.)

A. Loopback plug
B. USB Ethernet adapter 
C. Wire strippers
D. Crimpers
E. Cable tester

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Question # 47

Which of the following should be used for wiring a home cable Internet connection?

A. RG-6
B. Plenum 
C. PVC
D. BNC

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Question # 48

Users report that a network printer has stopped working and the shared print queue has grown throughout the day. Several users have attempted to print the same job numerous times. If possible, the technician would like to preserve only the original print jobs on the print server. Which of the following should the technician attempt FIRST?

A. Restart the printer hardware
B. Remove duplicate jobs from the queue
C. Restart the print spooler service
D. Update the server’s printer drivers

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Question # 49

Which of the following ports must be open for an email client to receive email?

A. 21
B. 22 
C. 25
D. 53 
E. 110

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Question # 50

A technician upgraded a laptop’s storage by replacing the magnetic disk with an SSD. Which of the following should the technician configure to optimize the SSD’s lifespan?

A. Disable scheduled defragmentation
B. Enable power-saving features
C. Enable OS paging file
D. Disable cache write-through

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Question # 51

A customer wants to upgrade a computer with two additional hard drives, a more powerful GPU, a Blu-ray drive, and additional case fans to keep the system cool. Which of the following is MOST important to consider when adding these components to the system?

A. The total number of pins on the 12V connector
B. That the power supply has a single rail
C. The total wattage capacity of the power supply
D. That the power supply is compatible with microATX

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Question # 52

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?

A. Residual energy on the motherboard
B. System overheating 
C. Distended capacitors
D.Loose battery connection 
E. CMOS battery failure

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Question # 53

A client asks a technician to upgrade the Intel i5 processor in a laptop. The client wants to improve performance without replacing other core components. Which of the following steps are MOST appropriate when completing the upgrade? (Choose two.)

A. Replace the thermal compound on the heat sink.
B. Use a socket AM2 CPU for the upgrade.
C. Update the HAL on the OS.
D. Use a socket 1155 CPU for the upgrade.
E. Use a socket FM1 CPU for the upgrade.
F. Download and install the drivers for the new CPU before the upgrade.

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Question # 54

A user reports that documents from a laser printer have vertical lines covering the length of the page where nothing is printed. The user replaces the toner cartridge, but the problem persists. Which of the following is MOST likely to cause?

A. Outdated print driver
B. Overheated fuser 
C. Defective toner cartridge
D. Dirty corona wire

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Question # 55

A technician is configuring a new web server and must have over 10TB 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?

A. RAID 0 with 15000 RPM 15TB drives
B. RAID 1 with 10000 RPM 8TB drives 
C. RAID 5 with 7200 RPM 5TB drives
D. RAID 10 with 5400 RPM 6TB drives

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Question # 56

A network consultant is configuring an existing server with five customer-purchased hard drives. The customer’s requirements include redundancy and double fault tolerance. Which of the following would BEST utilize the existing drives and meet the customer’s expectations?

A. RAID 1
B. RAID 3 
C. RAID 5
D. RAID 10

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Question # 57

A customer’s laptop display has suddenly become very dim. The image on the display can only be seen with a bright, external light, as adjusting the brightness/contrast does not cause much change. Which of the following components MOST likely needs to be replaced?

A. LCD panel
B. Inverter
C. Video card
D. Digitizer

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Question # 58

Which of the following connection types can be used simultaneously for video, storage, and audio?

A. Thunderbolt
B. DVI 
C. DisplayPort
D. HDMI

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Question # 59

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 hot-spot. 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?

A. The connection is throttled
B. There is a low RFID signal 
C. SSID is not found
D. It is out of range

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Question # 60

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?

A. Touch-screen kiosk
B. Thick client 
C. CAD workstation
D. Virtualized host computer

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Question # 61

Which of the following is the main purpose of the +5VSB output of a power supply?

A. It allows peripherals to draw power when the machine is off
B. It provides power to the audio and sound boards of the machine
C. It acts as the main voltage supply to the motherboard and processor
D. It powers all expansion cards and external device hubs

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Question # 62

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?

A. Change the email settings in antivirus.
B. Change the security settings of the email client.
C. Change the firewall security settings.
D. Change the email proxy settings.
E. Change the trusted sites in the browser settings

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Question # 63

A technician is installing a new wireless router in a customer’s home. Which of the following settings should the technician enable to BEST increase network security?

A. Encryption
B. IP Addressing 
C. MAC filtering
D. Hidden SSID
E. Port forwarding

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Question # 64

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 BEST to resolve this issue?

A. Clean out the charging port on the device
B. Replace the mobile device’s battery
C. Issue a new charging cable to the employee
D. Send the device for service and give the employee a loaner

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Question # 65

During an inspection, it was found that data racks were not properly grounded. To pass the inspection and address a growing concern to project 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?

A. Multimeter
B. Cable tester
C. Tone generator
D. Voltmeter

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Question # 66

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?

A. Channels
B. Frequency
C. Antenna power level
D. SSID

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Question # 67

The user reboots the PC, and the mapped drive is no longer present. Which of the following can be determined by these results, and ….following should the technician do to correct it? (Select TWO.)

A. The technician should add the /Delete switch to the net use command.
B. The technician should add the /Delete switch, and the USB drive is not available.
C. The network drive is no longer accessible by the user.
D. The technician should add the /P NO switch to the net use command.
E. The technician should add the IP Yes switch to the net use command.
F. The network drive was not mapped with persistence.

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Question # 68

Friends wants to share pictures with each other that are located on their smartphone. Which of the following content wirelessly?

A. USB-C
B. Lightning
C. NSC
D. Fireware

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Question # 69

Which of the following items would BEST assist in determinig the health status of a STATA device?

A. Disk management utility
B. BSOD error message 
C. NIC LED lights
D. HDD actively lights

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Question # 70

A windows desktop is displaying upside down. Which of the following key....

A. Ctrl-Alt-Up arrow
B. Ctrl-Alt_Left arrow 
C. Ctrl-Alt-D
D. Ctrl-Alt-S

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Question # 71

Which of the following devices would MOST likely requires changing the input on a flat?

A. MIDI-enabled device
B. External 5.1 speakers
C. VHS player
D. Streaming media player

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Question # 72

A technician has received a PC with a faulty motherboard, and has been asked to recover data from the 128GB SSD hard drive. Which of the following would be the EASIEST method to gain access to the data?

A. Reinstall windows and use the File Recovery Tool
B. Send the drive the a data recovery specialist.
C. Attach the drive to SAN device.
D. Attach the drive to an external enclosure.

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Question # 73

After installing a SOHO wireless router, none of the computers on the wireless network can access the internal Upon investigation one..... computers, the technical finds that it is receiving an APIPA address. Which of the following should the technician perform?

A. Enable DHCP
B. nbtstste
C. Configur MAC filtering
D. ipconfig / fiushdsns
E. Change WiFi password

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Question # 74

A user reports that when powering up a computer, only a blank screen appears. However, the computer functioned properly look at the computer and verified the power light is and the fans are working properly when powering on the computer.

A. CPU
B. PSU 
C. FDD
D. SSD

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Question # 75

A technician observes a single light on the front of a case that flashes intermittently during normal computer operations. Which of the following does the light MOST likely represent?

A. CPU temperatures
B. RAM optimization
C. power light
D. Hard drive activity

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Question # 76

Which of the following components would be the MOST important to include when configuring a graphic designer’s PC? (Select TWO.)

A. Liquid cooling
B. TV tuner
C. Large hard drive
D. Maximum RAM 
E. High-end video

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