CompTIA A+ 220-801 (Practice Exam A)

A Compact Disc you use is rated at a speed of 48X. What does the X refer to? ❍ A. 150 KB/s ❍ B. 1.32 MB/s ❍ C. 133 MB/s ❍ D. 4.5 MB/s

A

How should you hold RAM when installing it? ❍ A. By the edges ❍ B. By the front and back ❍ C. With tweezers ❍ D. With an IC puller

A

If you have a flat-panel monitor, what type of technology is most likely being used? (Select the best answer.) ❍ A. LCD ❍ B. CRT ❍ C. RGB ❍ D. DVI

A

What device connects to the network and has the sole purpose of providing data to clients? ❍ A. NAS ❍ B. NAT ❍ C. NAC ❍ D. NaaS

A

What is the delay in the RAM's response to a request from the memory controller called? ❍ A. Latency ❍ B. Standard deviation ❍ C. Fetch interval ❍ D. Lag

A

What is the most commonly used battery type in laptops? ❍ A. Lithium-ion (Li-ion) ❍ B. Nickel-Cadmium (Ni-Cd) ❍ C. Nickel-metal hydride (NiMH) ❍ D. Fuel cell

A

What is the most commonly used network topology? ❍ A. Star ❍ B. Bus ❍ C. Ring ❍ D. Mesh

A

What is the name of a wireless network referred to as? ❍ A. SSID ❍ B. WPA ❍ C. DMZ ❍ D. DHCP

A

Which key on a laptop aids in switching to an external monitor? ❍ A. Fn ❍ B. Ctrl ❍ C. Alt ❍ D. Shift

A

Which of the following best describes printing in duplex? ❍ A. Printing on both sides of the paper ❍ B. Printer collation ❍ C. Full-duplex printer communication ❍ D. Printing to file

A

Which of the following connector types is used by fiber-optic cabling? ❍ A. LC ❍ B. RJ45 ❍ C. RG-6 ❍ D. RJ11

A

Which of the following ports would you most likely connect a printer to? ❍ A. USB ❍ B. LPT ❍ C. FireWire ❍ D. eSATA

A

Which of the following types of custom PCs requires an HDMI output? ❍ A. HTPC ❍ B. Gaming PC ❍ C. Virtualization workstation ❍ D. CAD/CAM workstation

A

What are two important factors when purchasing a replacement laptop AC adapter? (Select the two best answers.) ❍ A. Current and voltage ❍ B. Connector size and shape ❍ C. Battery type ❍ D. Inverter type

A, B

Which of the following are 64-bit CPUs? (Select all correct answers.) ❍ A. Core i5 ❍ B. Phenom II ❍ C. Pentium IV ❍ D. x64

A, B

You are configuring Bob's computer to access the Internet. Which of the following is required? (Select all that apply.) ❍ A. DNS server address ❍ B. Gateway address ❍ C. E-mail server name ❍ D. DHCP server address ❍ E. Domain name

A, B

Which of the following types of cable have a copper medium? (Select the three best answers.) ❍ A. Twisted pair ❍ B. Coaxial ❍ C. Fiber optic ❍ D. Cat 5e ❍ E. Multi-mode

A, B, C

Which of the following are components you might find inside a PC? (Select all correct answers.) ❍ A. CPU ❍ B. Motherboard ❍ C. Keyboard ❍ D. Printer ❍ E. RAM ❍ F. Cable modem

A, B, E

Which of the following are typical names for expansion busses on laptops? (Select the two best answers.) ❍ A. ExpressCard ❍ B. SODIMM ❍ C. PC Card ❍ D. AGP

A, C

What does a CAD/CAM workstation require? (Select the two best answers.) ❍ A. Powerful CPU ❍ B. HDMI output ❍ C. Surround sound ❍ D. High-end video

A, D

Which of the following could cause the POST to fail? (Select all correct answers.) ❍ A. CPU ❍ B. Power supply ❍ C. CD-ROM ❍ D. Memory ❍ E. Hard drive

A, D

Which of the following are output devices? (Select the three best answers.) ❍ A. Speakers ❍ B. Keyboard ❍ C. Mouse ❍ D. Printer ❍ E. Display ❍ F. Stylus

A, D, E

How many pins are inside a SATA data connector? ❍ A. 15 ❍ B. 7 ❍ C. 24 ❍ D. 127

B

What type of adapter card is normally plugged into a PCIe x16 adapter card slot? ❍ A. Modem ❍ B. Video ❍ C. NIC ❍ D. Sound

B

Which device should you use to protect against power outages? ❍ A. Multimeter ❍ B. UPS ❍ C. FedEx ❍ D. Surge protector

B

Which of the following CPU cooling methods is the most common? ❍ A. Heat sink ❍ B. Heat sink and fan ❍ C. Liquid cooling ❍ D. Liquid nitrogen

B

Which of the following terms best describes two or more LANs connected together over a large geographic distance? ❍ A. PAN ❍ B. WAN ❍ C. WLAN ❍ D. MAN

B

Which type of printer uses a toner cartridge? ❍ A. Ink jet ❍ B. Laser ❍ C. Dot matrix ❍ D. Thermal

B

Which kind of current does a typical desktop PC draw from a wall outlet? ❍ A. Direct current ❍ B. Neutral current ❍ C. Alternating current ❍ D. Draw current

C

Which kind of form factor is commonly found in HTPCs? ❍ A. ATX ❍ B. Pico-ITX ❍ C. microATX ❍ D. Nano-ITX

C

Which kind of socket incorporates "lands" to ensure connectivity to a CPU? ❍ A. PGA ❍ B. Chipset ❍ C. LGA ❍ D. Copper

C

Roger informs you that none of the three SCSI drives can be seen on his SCSI chain. What should you check? ❍ A. Whether the host adapter is terminated and that the disks have consecutive IDs of 1, 2, and 3 ❍ B. Whether the SCSI adapter has an ID of 7 or 15, and whether all the disks are terminated and have consecutive IDs of 0, 1, and 2 ❍ C. Whether the host adapter has an ID of 0, and whether the disks are terminated with the same ID ❍ D. Whether the SCSI adapter has an ID of 7, and whether both ends of the chain are terminated, and that each disk has a unique ID

D

To prevent damage to a computer, the computer should be connected to what? ❍ A. A power strip ❍ B. A power inverter ❍ C. An AC to DC converter ❍ D. A UPS

D

What happens last in the laser printing process? ❍ A. Charging ❍ B. Exposing ❍ C. Developing ❍ D. Fusing

D

What is the maximum data transfer rate of SATA revision 3.0? ❍ A. 1.5 Gb/s ❍ B. 150 MB/s ❍ C. 3.0 Gb/s ❍ D. 6.0 Gb/s

D

When running cable through drop ceilings, what type of cable do you need? ❍ A. PVC ❍ B. Category 5 ❍ C. Strong cable ❍ D. Plenum

D

Which environmental issue affects a thermal printer the most? ❍ A. Moisture ❍ B. ESD ❍ C. Dirt ❍ D. Heat

D

Which of the following components could cause the POST to beep several times and fail during boot? ❍ A. Sound card ❍ B. Power supply ❍ C. Hard drive ❍ D. RAM

D

Which of the following is the proper boot sequence of a PC? ❍ A. CPU, POST, boot loader, operating system ❍ B. Boot loader, operating system, CPU, RAM ❍ C. POST, CPU, boot loader, operating system ❍ D. CPU, RAM, boot loader, operating system

A

While you are working at a customer site, a friend calls you on your cell phone. What should you do? ❍ A. Ignore the call for now. ❍ B. Go outside and take the call. ❍ C. Answer the phone as quietly as possible. ❍ D. Text your friend.

A

You use your laptop often. What is a simple, free way to keep your laptop running cool? ❍ A. Keep the laptop on a flat surface ❍ B. Put the laptop in the freezer when not in use ❍ C. Direct a fan at the laptop ❍ D. Keep the laptop turned off whenever possible

A

A color laser printer is producing images that seem to be tinted blue. What should you do? ❍ A. Clean the toner cartridge ❍ B. Calibrate the printer ❍ C. Change the fusing assembly ❍ D. Clean the primary corona

B

A computer has 1024 MB of RAM. It has 128 MB of shared video memory. How much RAM is available to the operating system? ❍ A. 512 MB ❍ B. 896 MB ❍ C. 448 MB ❍ D. 1024 MB

B

A customer complains that he gets a headache when he's viewing his display for more than an hour. What should you do? ❍ A. Raise the resolution to a higher setting ❍ B. Install an antiglare filter ❍ C. Dim the lights near the customer's desk ❍ D. Upgrade the video connector from DVI to VGA

B

Eric uses an external monitor with his laptop. He tells you that his laptop will boot but the system won't display anything on the external screen. Which of the following enables the display? ❍ A. Connect the laptop to another external monitor ❍ B. Press the Fn and Screen keys one or more times until the screen appears ❍ C. Press the Enter and Esc keys while the laptop is booting ❍ D. Press the Fn key while the laptop is booting

B

One of your customers wants to access the Internet from many different locations in the United States. What is the best technology to enable her to do so? ❍ A. Infrared ❍ B. Cellular WAN ❍ C. Bluetooth ❍ D. 802.11n

B

Special paper is needed to print on what kind of printer? ❍ A. Dot matrix ❍ B. Thermal ❍ C. Laser ❍ D. Inkjet

B

Terri finishes installing a printer for a customer. What should she do next? ❍ A. Verify that the printer prints in Microsoft Word ❍ B. Print a test page ❍ C. Restart the spooler ❍ D. Set up a separator page

B

The IP address 192.168.1.1 should have what default subnet mask? ❍ A. 255.255.0.0 ❍ B. 255.255.255.0 ❍ C. 255.0.0.0 ❍ D. 255.255.255.255

B

The IP address 192.168.1.1 uses what addressing scheme? ❍ A. 64-bit ❍ B. 32-bit ❍ C. 128-bit ❍ D. 40-bit

B

The wireless protocol 802.11n has a maximum data transfer rate of what? ❍ A. 11 Mbps ❍ B. 600 Mbps ❍ C. 480 Mbps ❍ D. 54 Mbps

B

To which type of expansion slot would you install an x16 card? ❍ A. PCI ❍ B. PCIe ❍ C. AGP ❍ D. PCI-X

B

What could be described as the chronological paper trail of evidence? ❍ A. First response ❍ B. Chain of custody ❍ C. Setting and meeting expectations ❍ D. Data preservation

B

What does the b in 1000 Mbps stand for? ❍ A. Megabytes ❍ B. Bits ❍ C. Bytes ❍ D. Bandwidth

B

What is the meaning of full duplex? ❍ A. Transmitting and receiving data ❍ B. Transmitting and receiving data simultaneously ❍ C. Transmitting data only ❍ D. Receiving data only

B

What part of the computer checks all your components during boot? ❍ A. CMOS ❍ B. POST ❍ C. BIOS ❍ D. EEPROM

B

What port do you connect a network patch cable to on the PC? ❍ A. USB ❍ B. RJ45 ❍ C. RJ11 ❍ D. Parallel

B

What should you not do when moving servers and server racks? ❍ A. Remove jewelry ❍ B. Move a 70-pound wire rack by yourself ❍ C. Disconnect power to the servers before moving them ❍ D. Bend at the knees and lift with your legs

B

You need to install the fastest hard drive possible. Which port should you connect it to? ❍ A. USB ❍ B. SATA ❍ C. IDE ❍ D. eSATA

B

What would you normally install into a Type II PCMCIA slot on a laptop? (Select all that apply.) ❍ A. Hard drive ❍ B. Modem ❍ C. NIC ❍ D. RAM

B, C

Which types of cable can protect from electromagnetic interference (EMI)? (Select the two best answers.) ❍ A. UTP ❍ B. STP ❍ C. Fiber Optic ❍ D. Cat 6

B, C

Which of the following Internet services are wireless? (Select the three best answers.) ❍ A. Cable Internet ❍ B. WiMAX ❍ C. Satellite ❍ D. DSL ❍ E. Cellular ❍ F. FIOS

B, C, E

You need to store 4 GB of data to an optical disc (without using compression). Which of the following will meet your requirements? (Select the two best answers.) ❍ A. CD-ROM ❍ B. DVD-RW ❍ C. CD-RW ❍ D. BD-R

B, D

A customer can barely hear sound from the speakers on her laptop. What should you do first? ❍ A. Install a new sound driver ❍ B. Tap the speakers ❍ C. Search for a volume wheel/key ❍ D. Reinstall Windows

C

A customer has a malfunctioning PC, and as you are about to begin repairing it, the customer proceeds to tell you about the problems with the server. What should you say to the customer? ❍ A. Wait until I finish with the PC. ❍ B. I'm sorry, but I don't know how to fix servers! ❍ C. Is the server problem related to the PC problem? ❍ D. I have to call my supervisor.

C

Active communication includes which of the following? ❍ A. Filtering out unnecessary information ❍ B. Declaring that the customer doesn't know what he or she is doing ❍ C. Clarifying the customer's statements ❍ D. Mouthing off

C

How can you take control of a network printer from a remote computer? ❍ A. Install the printer locally and access the Sharing tab ❍ B. Install the printer locally and access the spool settings ❍ C. Install the printer locally and access the Ports tab ❍ D. Connect to the printer via FTP

C

This type of printer uses impact to transfer ink from a ribbon to the paper. ❍ A. Laser ❍ B. Inkjet ❍ C. Dot matrix ❍ D. Thermal

C

Tim installs a new CPU in a computer. After a few hours, the processor starts to overheat. Which of the following might be the cause? ❍ A. The CPU is not locked down. ❍ B. The CPU is not properly seated. ❍ C. Thermal compound was not applied. ❍ D. The CPU is not compatible with the motherboard.

C

What device connects multiple computers together in a LAN? ❍ A. Modem ❍ B. Router ❍ C. Switch ❍ D. Firewall

C

What does adding more RAM to a laptop that uses shared video memory do for that laptop? ❍ A. Nothing ❍ B. Improve video performance ❍ C. Improve system performance ❍ D. Increase RAM speed

C

What is the minimum category cable needed for a 1000BASE-T network? ❍ A. Category 3 ❍ B. Category 5 ❍ C. Category 5e ❍ D. Category 6

C

What is the minimum number of hard drives necessary to implement RAID 5? ❍ A. 2 ❍ B. 5 ❍ C. 3 ❍ D. 4

C

What should be done with a lithium-ion battery that won't hold a charge any longer? ❍ A. Throw it in the trash. ❍ B. Return it to the battery manufacturer. ❍ C. Contact the local municipality and inquire as to their disposal methods. ❍ D. Open the battery and remove the deposits.

C

What tool should you use to protect a computer from electrostatic discharge (ESD) while you are working inside it? ❍ A. Multimeter ❍ B. Crimper ❍ C. Antistatic wrist strap ❍ D. PSU tester

C

What type of power connector is used for an x16 video card? ❍ A. Molex 4-pin ❍ B. Mini 4-pin ❍ C. PCIe 6-pin ❍ D. P1 24-pin

C

Which device stores data over the long term? ❍ A. CPU ❍ B. RAM ❍ C. Hard drive ❍ D. Video card

C

Which expansion bus uses lanes to transfer data? ❍ A. PCI ❍ B. PCI-X ❍ C. PCIe ❍ D. IDE

C

Which is the most common type of RAM architecture used by laptops? ❍ A. DIMM ❍ B. RIMM ❍ C. SODIMM ❍ D. SDRAM

C

Which of the following devices allows wireless computers to connect to the wireless network? ❍ A. WPA ❍ B. WAN ❍ C. WAP ❍ D. VoIP

C

Which of the following has the fastest data throughput? ❍ A. CD-ROM ❍ B. Hard drive ❍ C. RAM ❍ D. USB

C

Which of the following is not a connector you might find on a printer? ❍ A. RJ45 ❍ B. USB ❍ C. PCIe ❍ D. Centronics

C

Which of the following should not be connected to a UPS? ❍ A. PCs ❍ B. Monitors ❍ C. Laser printers ❍ D. Speakers

C

Which of the following statements is not assertive communication? ❍ A. "I certainly know how you feel—losing data is a terrible thing." ❍ B. "Could you explain again exactly what you would like done?" ❍ C. "Do your employees always cause issues on computers like these?" ❍ D. "What can I do to help you?"

C

Which of the following translates a computer name into an IP address? ❍ A. TCP ❍ B. UDP ❍ C. DNS ❍ D. FTP

C

Which of the following uses a 24-pin main motherboard power connector? ❍ A. ATX ❍ B. ATX 12V 1.3 ❍ C. ATX 12V 2.0 ❍ D. ATX 5V 2.0

C

Which of these IP addresses can be routed across the Internet? ❍ A. 127.0.0.1 ❍ B. 192.168.1.1 ❍ C. 129.52.50.13 ❍ D. 10.52.50.13

C

Which port number does HTTP use? ❍ A. 21 ❍ B. 25 ❍ C. 80 ❍ D. 110

C

Which protocol uses port 53? ❍ A. FTP ❍ B. SMTP ❍ C. DNS ❍ D. HTTP

C

While you are upgrading a customer's server hard drives, you notice looped network cables lying all over the server room floor. What should you do? ❍ A. Ignore the problem. ❍ B. Call the building supervisor. ❍ C. Tell the customer about safer alternatives. ❍ D. Notify the administrator.

C

You are making your own networking patch cable. You need to attach an RJ45 plug to the end of a twisted-pair cable. Which tool should you use? ❍ A. Tone and probe kit ❍ B. Cable tester ❍ C. Crimper ❍ D. Multimeter

C

You are running some cable from an office to a computer located in a warehouse. As you are working in the warehouse, a 55-gallon drum falls from a pallet and spills what smells like ammonia. What should you do first? ❍ A. Call 911. ❍ B. Call the building supervisor. ❍ C. Get out of the area. ❍ D. Save the computer.

C

You spill an unknown chemical on your hands. What should you do? ❍ A. Call 911. ❍ B. Call the building supervisor. ❍ C. Consult the MSDS for the chemical. ❍ D. Ignore it.

C

You would most likely find this type of display on a laptop. ❍ A. CRT ❍ B. LCD ❍ C. OLED ❍ D. VGA

C

You would normally plug speakers into what type of port? ❍ A. Parallel ❍ B. DVI ❍ C. 1/8-inch TRS ❍ D. 1/4-inch TRS

C

A user's time and date keeps resetting to January 1, 2000. What is the most likely cause? ❍ A. The BIOS needs to be updated. ❍ B. Windows needs to be updated. ❍ C. The Windows Date and Time Properties window needs to be modified. ❍ D. The lithium battery needs to be replaced.

D

Which of the following is not a video port? ❍ A. DVI ❍ B. HDMI ❍ C. DisplayPort ❍ D. CNR

D

Which port is used by RDP? ❍ A. 80 ❍ B. 110 ❍ C. 443 ❍ D. 3389

D

Which type of adapter card accepts broadcast programming? ❍ A. FireWire card ❍ B. Video capture card ❍ C. Network interface card ❍ D. TV tuner

D

You just configured the IP address 192.168.0.105 in Windows 7. When you press the tab key, Windows automatically configures the default subnet mask of 255.255.255.0. Which of the following IP addresses is a suitable gateway address? ❍ A. 192.168.1.100 ❍ B. 192.168.1.1 ❍ C. 192.168.10.1 ❍ D. 192.168.0.1

D