CompTIA A+ Essentials Practice Test (100 Questions)
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CompTIA A+ is an extremely important qualifying credential for roles in technical support and Information Technology operation. Some look at it as the first step in a successful career in computing. Do you have what it takes to acquire this credential? Take this quiz to find out!
- 1.
- A.
BCM User
- B.
Network Configuration Operator
- C.
Power User
- D.
Administrator
- 2.
- A.
Replace the Fan
- B.
Oil the Fan
- C.
Replace the Entire Power Supply
- D.
Open Up the Power Supply
- 3.
- A.
Disconnect the floppy drive’s cable
- B.
Change to SDRAM from RAM
- C.
Change the Boot Order in CMOS
- D.
Pull the Battery
- 4.How many pins does a SCSI-2 cable have?
- A.
24
- B.
40
- C.
50
- D.
72
- 5.
- A.
Try burning at a slower speed.
- B.
Replace a broken CD burner.
- C.
Shut down all open applications.
- D.
Make sure that there are no scratches or dirt on the CD-ROM surface.
- 6.
- A.
RAID Card
- B.
NIC Card
- C.
Sound Card
- D.
Video Card
- 7.
- A.
Adding a USB device requires you to turn your computer off.
- B.
Your computer does not need to be restarted in order to add a USB device.
- C.
USB is a disappearing technology.
- D.
USB devices can only be connected in large networks.
- 8.Which of the following arrows is pointing at a PCI slot?
- A.
1
- B.
2
- C.
3
- D.
4
- 9.
- A.
Hyperdrive
- B.
Turbo
- C.
Overdrive
- D.
Overclocking
- 10.Which type of connector is being shown in the image?
- A.
SATA
- B.
P1
- C.
Molex
- D.
Berg
- 11.The track location which cuts across all platters within a hard drive is known as a:
- A.
Cylinder
- B.
Sector
- C.
Track
- D.
Head
- 12.If you have a system with 2 IDE controllers, how many hard drives can you have?
- A.
4
- B.
2
- 13.
- A.
Your RAM is bad
- B.
Your motherboard needs replacing
- C.
Your hard drive needs reformatting
- D.
Your CMOS battery is low
- 14.
- A.
IDE hard drive
- B.
RAM
- 15.Which of the following problems may occur if your CPU's fan fails?
- A.
Overheat
- B.
Destroy
- 16.What two types of partitions can be found on basic disks?
- A.
Primary and Extended
- B.
Primary and Expanded
- C.
First and Second
- D.
Primary and Secondary
- 17.If you install an ATA/66 hard drive on a computer that is ATA/100 capable, what will happen?
- A.
The computer will crash!
- B.
The hard drive will function at the ATA/100 speed
- C.
The hard drive will function at the ATA/66 speed
- D.
The hard drive will not be recognized by the computer system.
- 18.Which of the following will allow you to access your CompactFlash card directly from your PC?
- A.
USB Port
- B.
Thumb Drive
- C.
Scanner
- D.
Card Reader
- 19.
- A.
Processor
- B.
Video Adapter
- C.
CMOS battery
- D.
Memory
- 20.What do you have when two processors are combined into a single CPU together?
- A.
A Dual Core Processor
- B.
A 2-processor supporting motherboard
- C.
A processor which can use 2 L2 caches
- D.
A processor which can use 2 L1 caches
- 21.When cooling a CPU, which is the most effective method?
- A.
Liquid Cooling System
- B.
CPU Fan
- C.
Case Fan
- D.
Leaving the Case Open
- 22.What does PCMCIA stand for?
- A.
Personal Card Memory Computing Internet Association
- B.
Personal Computer Memory Card International Association
- C.
Private Computing Memory Card International America
- D.
People Can't Memorize Computer Industry Acronyms
- 23.Which of the following is the range for blue tooth headsets?
- A.
20 meters
- B.
50 meters
- C.
100 meters
- D.
10 meters
- 24.
- A.
II PCMCIA
- B.
I PCMCIA
- 25.
- A.
Shutdown
- B.
Hibernate
- C.
Standby
- D.
Restart
- 26.Which is the correct display resolution for the WUXGA standard?
- A.
1280 x 1024
- B.
1024 x 768
- C.
1600 x 1200
- D.
1920 x 1200
- 27.Which of the following devices would be used in a PCMCIA slot?
- A.
Modem
- B.
Sound Card
- C.
Hard Drive
- D.
All of the Above
- 28.What does the acronym TFT stand for?
- A.
Transcribing Foreign Text
- B.
Thin Film Transistor
- C.
True Focal Tone
- D.
Trans-axial Filament Technology
- 29.Which of the following of these expansion interfaces can be used in order for you to plug a wireless adapter in for providing wireless network access to a laptop computer?
- A.
Serial
- B.
PCMCIA
- C.
PCI
- D.
LAN
- 30.
- A.
The laptop will boot up in safe mode.
- B.
The laptop will start but the battery will not be charged.
- C.
Components of the laptop will be damaged.
- D.
The laptop's processor will overclock.
- 31.Which of the following components are major components for LCD?
- A.
Video Card
- B.
Screen
- C.
Brightness
- D.
Inverter
- 32.While booting up, a laptop computer shows an error message with a code of 201. What is the most likely cause for this error?
- A.
The CPU is bad
- B.
The CMOS battery is bad
- C.
The Hard disk is Bad
- D.
The Memory test failed
- 33.
- A.
Type 'version/info' under Start > Run
- B.
Type 'version info/detail' under Start > Run
- C.
Right Click 'Manage' under My Computer
- D.
Right click 'Properties' under My Computer.
- 34.A hard disk drive's multiple disks are known as:
- A.
Sectors
- B.
Spindles
- C.
Platters
- D.
Cartridges
- 35.
- A.
The Keyboard, the SVGA Driver, The Mouse
- B.
The Keyboard, the VGA Driver, the Sound Card
- C.
The Keyboard, the Mouse, the VGA Driver
- D.
Everything BUT the Video Drivers
- 36.
- A.
TREE
- B.
CHKDSK
- C.
RMDIR
- D.
CD
- 37.Let us say that you have a computer which is running Windows XP with three primary partitions, and a single extended partition. When creating an additional partition, which of the following types of partitions may be added using Disk Management Tools?
- A.
Primary
- B.
Enhanced
- C.
Extended
- D.
Logical
- 38.When trying to write a new boot sector to your system partition while using Windows XP Recovery Console, which of the following commands would be used?
- A.
FIXMRB
- B.
BOOTCFG
- C.
FORMAT
- D.
FIXBOOT
- 39.Which of the following utilities is used when partitioning a disk in Windows XP?
- A.
System Configuration Utility
- B.
Device Manager
- C.
Disk Management
- D.
Registry Editor
- 40.Which are the minimum files required when putting together a boot disk?
- A.
IOS.SYS, MSDOS.SYS. COMMAND.COM
- B.
IOS.SYS, MSDOS.SYS, COMMAND.COM, FDISK
- C.
IOS.SYS, MSDOS.SYS, COMMAND.COM, CONFIG.SYS
- D.
IOS.SYS, MSDOS.SYS, COMMAND.COM, SHARE.EXE
- 41.Which of the following protocols is used for file downloading on the internet?
- A.
DNS
- B.
X400
- C.
HTTP
- D.
FTP
- 42.
- A.
F3
- B.
F4
- C.
F5
- D.
F8
- 43.Which of the following files, if missing, would not allow you to boot into DOS?
- A.
Autoexec.bat
- B.
Config.sys
- C.
Command.com
- D.
Command.exe
- 44.Which of the following arrows is pointing at the CMOS battery?
- A.
1
- B.
2
- C.
3
- D.
4
- 45.Where does your computer get its first set of instructions while first booting up?
- A.
RAM BIOS
- B.
RAM
- C.
Microprocessor
- D.
BIOS
- 46.If you are rebooting a computer which was recently upgraded, and each time you reboot you hear a single short beep, what is the computer trying to tell you?
- A.
BAD CPU
- B.
Bad Hard Drive
- C.
Bad RAM
- D.
Nothing is Wrong
- 47.The first physical sector for any bootable hard disk contains which of the following things?
- A.
The File Structure
- B.
The Data Structure
- C.
The MBR
- D.
The LBR
- 48.Which is the fastest of the following types of DRAM?
- A.
Conventional DRAM
- B.
EDO DRAM
- C.
BEDO DRAM
- D.
FPM DRAM
- 49.Two back up files are created in the Registry when Windows 95/98 is successfully booted. What are those two back up Registry files?
- A.
REG0.DAT and REG1.DAT
- B.
USER.DAT and SYSTEM.DAT
- C.
USER.DA0 and SYSTEM.DA0
- D.
REG_BACK.DAT and REG_SYS.DAT
- 50.
- A.
NTFS
- B.
VFAT
- C.
FAT16
- D.
FAT32
- 51.Which processor was the first to combine the L2 system cache within the processor CPU package?
- A.
Pentium
- B.
Pentium III
- C.
Pentium Pro
- D.
80486
- 52.What are the names of the two files which the Windows 95 Registry is composed of?
- A.
SYSTEM.COM and USER.DAT
- B.
USER.DAT and SYSTEM.DAT
- C.
IOSYS.COM and USER.DA0
- D.
USER.DA0 and SYSTEM.COM
- 53.
- A.
F5
- B.
F8
- 54.Which part of a laser printer absolutely cannot stand to be exposed to light for any period of time?
- A.
Drum
- B.
Fuser assembly
- C.
Light scanner
- D.
Cleaner blade
- 55."What is happening during the transfer phase for a laser printer? "
- A.
The Charge is transfered to the drum
- B.
The charge is transfered from the paper
- C.
The image is written to the drum
- D.
The image is transfered to the paper
- 56.
- A.
The Nozzle Zone
- B.
The Safe Zone
- C.
The Tune Area
- D.
The Maintenance Area
- 57.If an older printer is currently connected using a parallel port, which of the following connectors is most likely to be used on the computer’s parallel port?
- A.
DB-25 pin connector
- B.
DB-9 pin connector
- C.
DB-37 connector
- D.
DB-50 connector
- 58.During the Printer's fusing process, the toner is:
- A.
Glued onto the paper
- B.
Dry pressed into the paper
- C.
Bonded electrically to the paper
- D.
Melted into the paper
- 59.How do you go about connecting to a shared printer?
- A.
Select 'Add new Hardware' and 'Network Printer' from the Control Panel
- B.
Choose 'Connect to Network Printer' from the Control Panel
- C.
Choose 'Connect to Network Printer' from Explorer
- D.
Choose 'Add Printer' and 'Network Printer' from the Printer Folder
- 60.If your laser printer is on, and you hear the fan operating but the printer will not print, what is the first thing that you should check out?
- A.
Make sure that the printer is online.
- B.
Make sure that the printer is not jammed.
- C.
Make sure that the correct drivers are installed.
- D.
Make sure that all cables are securely connected.
- 61.The fusing unit for a laser printer uses which of the following processes in order to bond the image to paper?
- A.
Heat and Pressure
- B.
Heat and Positive Charge
- C.
Heat and Negative Charge
- D.
Pressure and Glue
- 62.If your laser printer's static elimminator strip is either absent or broken, what will happen?
- A.
The printer will probably function normally.
- B.
The Printer will refuse to print at all.
- C.
The paper may jam, because the paper can curl around the photosensitive drum.
- D.
The printer may run out of toner more quickly.
- 63.The IP address 200.168.212.226 is an example of which IP class?
- A.
A
- B.
B
- C.
C
- D.
D
- 64.Which is the best network cable for high speeds and long distances?
- A.
Shielded Twisted Pair Cable
- B.
Fiber Optic Cable
- C.
Unshielded Twisted Pair Cable
- D.
None of the Above
- 65.
- A.
Thicknet
- B.
Thinnet
- C.
Fiber Optic
- D.
Any of the Above
- 66.
- A.
Hard Drive
- B.
In built system drive
- 67.Which of the following protocols is NOT used on the internet?
- A.
IPX
- B.
DNS
- C.
POP3
- D.
TCP
- 68.Which modem command is responsible for answering?
- A.
ATH
- B.
ATA
- C.
ATD
- D.
ATM
- 69.The standard connector that is used for UTP Ethernet connections is which of the following connectors?
- A.
DB-9
- B.
RJ-45
- C.
BNC
- D.
RJ-11
- 70.What term is used when two modems are establishing communication between one another?
- A.
Interconnecting
- B.
Pinging
- C.
Connecting
- D.
Handshaking
- 71.Which of these is used in order to boost a digital signal?
- A.
Booster
- B.
Repeater
- C.
Amplifier
- D.
Multiplexer
- 72.Which of the following is used in order to boost an analog signal?
- A.
Amplifier
- B.
Multiplexer
- C.
Booster
- D.
Demodulator
- 73.A sending modem is responsible for converting data from what to what?
- A.
Analog to Digital
- B.
Analog to Parallel
- C.
Digital to Analog
- D.
Serial to Parallel
- 74.Which is not an example of a type of network?
- A.
LAN
- B.
WAN
- C.
MAN
- D.
NAN
- 75.WEP is used both as the data link, and as what layers of the OSI model?
- A.
Application Layers
- B.
Presentation Layers
- C.
Network Layers
- D.
Physical Layers
- 76.Which of the following things is not a type of malware, or malicious software?
- A.
Trojan Horse
- B.
Worm
- C.
Virus
- D.
Hotfix
- 77.Proxy servers act as an intermediary between what and what?
- A.
Print Servers and Computers
- B.
Local Area Network Clients and The Internet
- C.
The Internet and Different Domains
- D.
Local Area Network Clients and Print Servers
- 78.NTFS or NT File System access permissions are assigned at which level?
- A.
File level
- B.
Folder level
- 79.Because WEP can have such a great risk to security, which of the following should you implement so that the WEP key is changed after every 10,000 packets?
- A.
TKIP
- B.
Temporary Key Integrity Protocol
- 80.
- A.
Verifies Data Integrity
- B.
Encrypts Content
- C.
Makes Communication Faster
- D.
Provides Authentication
- 81.Which of the following viruses is capable of avoiding detection because it can change its own code?
- A.
Stealth
- B.
Trojan Horse
- C.
Polymorphic Virus
- D.
Retrovirus
- 82.If you use a dial up connection in order to connect to the internet, which of these services should be disabled because of security reasons?
- A.
Your workstation service.
- B.
Your automatic updates.
- C.
Your telnet service.
- D.
File and printer sharing.
- 83.
- A.
Hashing
- B.
Encryption
- C.
Cryptography
- D.
Digital Signing
- 84.Which UTP category supports data rates up to 15 Mbps, and is extensively used in Token Ring networking?
- A.
CAT 1
- B.
CAT 2
- C.
CAT 3
- D.
CAT 4
- 85.
- A.
Honey pots
- B.
Google pots
- 86.What does the acronym MSDS stand for?
- A.
Material Safety Design Sheets
- B.
Material Security Design Sheets
- C.
Material Safety Data Sheets
- D.
Material Sensitivity Data Sheets
- 87.What type of information will you find listed FIRST on a Material Safety Data Sheet?
- A.
Toxicological Information
- B.
Substance Identity and Contact Information
- C.
Transport Information
- D.
Requirements for Handling and Storage
- 88.
- A.
Ground all conductors, including personnel
- B.
Insulators are high charging and cannot be grounded. Remove all non-essential insulators. Keep all process essential insulators at least 12" from ESDS or neutralize charges with ionizers
- C.
Outside an EPA, ESDS are to be packaged in closed ESD shielding bags or covered containers having shielding properties
- D.
None of these
- 89.Which of the following components should be recycled rather than simply thrown away, due to highly toxic components?
- A.
Laptop batteries
- B.
Toner cartridges
- C.
Ink jet cartridges
- D.
Computer monitors
- E.
All of these.
- 90.What is the first and most important step in the process of avoiding accidents by identifying potential hazards?
- A.
Read all available MSDS information.
- B.
Read warning labels on software boxes.
- C.
Wear protective googles when servicing computers.
- D.
Avoid handling inkjet cartridges with bare hands.
- 91.If your work place is about to undergo an inspection by OSHA, which of these documents should be reviewed in preparation for the inspection?
- A.
MSDS sheets
- B.
Procedures for incident Reporting
- C.
Grievance Procedures for Employees
- D.
Equal Opportunity Employment Guidelines
- 92.Which information will you generally NOT find on a MSDS sheet?
- A.
Toxicity Information
- B.
Health Effects
- C.
Disposal Information
- D.
Spill/Leak Procedures
- E.
None of these.
- 93.What effect does ESD or Electrostatic Discharge have on electronic components?
- A.
It can cause them to shock you.
- B.
It can cause them to fail.
- C.
It can cause them to run faster.
- D.
None of these.
- 94.
- A.
Inform them that the tech who is performing the work is out of the office.
- B.
Ask the customer if they will hold while you check for the status of the repair ticket.
- C.
"Offer to e-mail the repair status to the customer. "
- D.
Offer to have the technician phone them back when they return.
- 95.While dealing with a customer and acting as a service technician, what should you avoid?
- A.
Using a pen to write down customer feedback
- B.
Using simple words which can be understood
- C.
Using jargon
- D.
Using a paper to write down customer feedback
- 96.When talking to a customer while acting as a service technician, what should you avoid?
- A.
Listening to the customers.
- B.
Giving respect to the customers.
- C.
Interruptions of all kinds.
- D.
Being polite.
- 97.If a user reports that their computer continues to freeze, what piece of information should the technician first obtain from the user?
- A.
The model number for the computer in question.
- B.
The Windows Error Reporting Log.
- C.
What type of machine is being used.
- D.
What the user was doing when the problem presented itself.
- 98.If a technician is working to diagnose a customer's computer issue, and they observe that the computer is behaving in a sluggish and unresponsive way, which of the following actions should be taken by the technician?
- A.
Explain that the computer is outdated and needs to be taken in to the shop in order to be repaired.
- B.
Explain the problem to the customer and show them how to defragment the computer.
- C.
Explain the problem to the customer in the most basic terms, and recommend a solution.
- D.
Perform a system restore on the computer.
- 99.
- A.
Ask a series of questions to the user which will narrow down the scope of the problem.
- B.
Inform the user that the problem will be solved quickly.
- C.
Inform the user that the problem is probably related to their training.
- D.
Ask the user which websites have recently been visited.
- 100.
- A.
Do you have a sample of the characters?
- B.
What applications are in use?
- C.
Where is your printer located?
- D.
How often and when is the problem occurring?
- E.
All of the above.
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