CompTIA A+ Practice Exam Bm .

27 Questions | Total Attempts: 1090

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A Plus Practice Quizzes & Trivia

Comptia A+ exam


Questions and Answers
  • 1. 
    ………………………….occurs when circuit is created that allows electrons to rush from a statically charged body to another an unequal charge.
    • A. 

      Electrical Hazard

    • B. 

      ESD

    • C. 

      Physical hazard

    • D. 

      Chemical hazard

  • 2. 
    Which cooling system is used to cool the, power supply, adapter cards, and CPU?
    • A. 

      Liquid cooling system

    • B. 

      Fan

    • C. 

      Thermal compound

    • D. 

      Heat sink

  • 3. 
    The primary advantages of the FAT file system are its extremely low disk overhead, which is less than…………
    • A. 

      5 KB

    • B. 

      1 MB

    • C. 

      5 MB

    • D. 

      1 KB

  • 4. 
     A user complains that his hard disk is really running slow. As a PC Technician, what should be your first step to resolve the issues?
    • A. 

      Defragment the drive. Verify and replace the hard drive cable if necessary.

    • B. 

      Format the hard drive

    • C. 

      Replace the main board

    • D. 

      Replace the hard drive

  • 5. 
    While you were testing a resistance of a component on your motherboard, you damaged another component. Amongst the following what could be the possible cause?
    • A. 

      The resistance of the component was less than that of the component being tested

    • B. 

      The multimeter transmitted some current, thus damaging the component

    • C. 

      The resistance of the component was more than that of the component being tested

    • D. 

      The component was improperly aligned

  • 6. 
    What should be done if CMOS contains a password you don’t know?
    • A. 

      Keep typing different password combinations

    • B. 

      Install the COMS shorting jumper to erase the CMOS data

    • C. 

      Find a machine that does not use password protection

    • D. 

      Enter the CMOS program and reset or erase the password

  • 7. 
    Which of the following technique is used to troubleshoot if the adapter card and its slots are working fine, but services are unavailable?
    • A. 

      Replace adapter card that is electronically damaged

    • B. 

      Visually inspect cards and cables and reconnect if necessary

    • C. 

      Resolve hardware resource conficts

    • D. 

      Replace adapter card that is physically damaged

  • 8. 
    How will you grather information about the modems installed in the computer and the network configuration without checking in the control panel utility?
    • A. 

      By using the registry sub tree HKEY_CFLASSES_ROOT

    • B. 

      By using the registry sub tree HKEY_LOCAL_MACHINE

    • C. 

      By using the registry sub tree HKEY_CURRENT_USER

    • D. 

      By using the registry sub tree HKEY_USERS

  • 9. 
    .Which of the following is not a function of fully uninterruptible Power Supply system?
    • A. 

      Switch to output of battery power when a loss in power is detected

    • B. 

      Keeping the batteries online

    • C. 

      Long term data backup

    • D. 

      Monitor the power input line

  • 10. 
    John need to attache an external CD-Rom drive. Which option needs to be verified when installing an external drive that in not checked normally on installing a internal drive on a notebook?
    • A. 

      Close the screen of the notebook PC

    • B. 

      Verify that the power switch, or power supply, is turned off.

    • C. 

      Verify that proper device drives are installed

    • D. 

      Verify that Hard drive is disconnected

  • 11. 
    Which divice does the processor uses to interact with rest of the hardware?
    • A. 

      Memory slot

    • B. 

      BIOS chip

    • C. 

      Expansion slot

    • D. 

      CMOS Battery

  • 12. 
    .---------------------------lasera are capable of creating eye damage through chronic, continous exposure; this classs include barcode readers
    • A. 

      Class 3

    • B. 

      Class 2

    • C. 

      Class 4

    • D. 

      Class 1

  • 13. 
    Port COM1 is type of---------------------------------------.
    • A. 

      Parallel Port

    • B. 

      PS/2 Port

    • C. 

      USB port

    • D. 

      Serial Port

  • 14. 
    What is the full form of ATAPI?
    • A. 

      Advanced Technology Attachment Packing Interface

    • B. 

      Advanced Technology Attachment Packet Interface

    • C. 

      Advanced Technology Attachment Packing Interrelate

    • D. 

      Advanced Technology Attachment Packet interrupt

  • 15. 
    John is planning to create a data processing-intensive crossword generator software. He had recently purched a good quality processor with L1 and L2 caches but want to increase its speed to allow his software to be tested well. Which of the following methods can he use to increase the speed of his processor at minimal cost?
    • A. 

      Purchase another processor with L3 cache also.

    • B. 

      Buy a new processor that supports MMX

    • C. 

      Use Throttling

    • D. 

      Use overclocking

  • 16. 
    An unknown hardware device is buffering its data in the memory, while the CPU is busy runing some other application. Which technique would that device be use?
    • A. 

      Memory Address

    • B. 

      DMA

    • C. 

      IRQ

    • D. 

      I/O Address

  • 17. 
    How can you enable your system to recognize a SCSI devices?
    • A. 

      By restalling the operating system

    • B. 

      Sysetm automatically recognizes SCSI devices

    • C. 

      By configuring CMOS

    • D. 

      By setting SCSI card to be BIOS enable

  • 18. 
    Which of the following reasons holds true when the mouse works sometimes?
    • A. 

      Mouse setting are incrroct

    • B. 

      Mouse ball or rollers are dirty

    • C. 

      Mouse is plugged in to the keyboard port

    • D. 

      IRQ confict between the mouse and any other divices

  • 19. 
    You have not used your Ink jet printer for last two days. Which of the following cycle your printer needs to go through in order to come into the ready state?
    • A. 

      Cleaning

    • B. 

      Ready

    • C. 

      Heat up

    • D. 

      Charging

  • 20. 
    An unwanted software loaded in ti system for the purpose of presenting commercial advertisement to the user is called___________________.
    • A. 

      Spyware

    • B. 

      Spam

    • C. 

      Worms

    • D. 

      Adware

  • 21. 
    GlobeSurf Inc. is planning to expand its ISP operations by implementing the new wireless network. The network team had implemented a 802.11 wireless network for the corporates last year. They now want to use a cost-effective and compatible wireless network which can also connect with their 802.11 wireless network. Which wireless standard they should implement?
    • A. 

      802.11d

    • B. 

      802.11b

    • C. 

      802.11b

    • D. 

      802.11f

  • 22. 
    Which statrment is TRUE about DNS Services?
    • A. 

      DNS is Microsoft’s NetBIOS name resolution service which as develop to reduce the number of NetBIOS name resolution broadcast on networks that use NetBIOS naming.

    • B. 

      DNS is a terminal emulation protocol that enables a user at one site to simulate a session on a remote host.

    • C. 

      DNS is a network service that provides automatic assignment of IP addresses and other TCP\IP configuration information on network systems that are configured as DHCP client.

    • D. 

      DNS is the primary name resolution service in the internet as well as private IP networks.

  • 23. 
    A network in which some nodes act as servers to provide special service on behalf of other nodes is called------------------------------------------------------……..
    • A. 

      Client/server network

    • B. 

      Peer to peer network

    • C. 

      Mixed node network

    • D. 

      Centralized network

  • 24. 
    Which of the following statement is NOT true about My Computer in Windows XP?
    • A. 

      It is available as a shortcut icon on the windows destop

    • B. 

      It is a graphical tool to manage files and folders on a computer

    • C. 

      It is a single-pane view

    • D. 

      It is two-pane view

  • 25. 
    Mr. Dylan owned a laptop computer, which he used extensively in his office. Now his son, Wally, is insisting him to buy a desktop for he wants to play his favorite MP3 music on the system. Suggest him analternative such that he can avail the functionality of a desktop system
    • A. 

      Buy a MP3 player.

    • B. 

      Upgrade his laptop

    • C. 

      Connect the laptop with the internet

    • D. 

      Buy a docking station.

  • 26. 
    You have signed up for oneline banking at your financial institution. Just after signing up you receive a email requesting that you reconfirm your name, address, taxpayer identification information, and account number. What should you do?
    • A. 

      Assume that your information was lost, and resubmit using different email address.

    • B. 

      Assume that your information was lost, and resubmit it by replying to the eamil.

    • C. 

      Assume it is fraud email and report to the company

    • D. 

      Cancel the online account, and don’t create a new one.

  • 27. 
    What is the main disadvantage of dot-matrix printer?
    • A. 

      Very messy

    • B. 

      Poor image quality

    • C. 

      Very noisy

    • D. 

      Slow speed