A+ Certification : 2.0 Working With PC Components (Essentials)

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| By Taco666hate
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Taco666hate
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Quizzes Created: 9 | Total Attempts: 7,936
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  • 1/18 Questions

    To fix a bad power supply in a desktop PC, you should __________.

    • Remove and replace the entire power supply box.
    • Disassemble the power supply and replace the coils.
    • Disassemble the power supply and replace the capacitors.
    • Disassemble the power supply and replace the resistors.
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About This Quiz

This quiz covers essential knowledge for handling PC components, focusing on practical skills such as replacing drives, connecting cables, and troubleshooting power supplies.

A+ Certification : 2.0 Working With PC Components (Essentials) - Quiz

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  • 2. 

    What utility can be used with Windows XP to format drives?

    • Disk Design

    • Disk Plan

    • Disk Management

    • Disk Prep

    Correct Answer
    A. Disk Management
    Explanation
    The Disk Management utility can be used in Windows XP to format drives.

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  • 3. 

    Display devices can be connected to a PC using DB-15 connectors or _____________.

    • HDT

    • DVI

    • VBA

    • VBP

    Correct Answer
    A. DVI
    Explanation
    Digital Visual Interface (DVI) connectors can be used to connect display devices to PC's.

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  • 4. 

    What two devices are commonly used to cool components within a PC? (Choose two.)

    • Fans

    • Compressed air

    • Freon

    • Heat sinks

    Correct Answer(s)
    A. Fans
    A. Heat sinks
    Explanation
    Heat sinks and fans are commonly used to cool components within a PC.

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  • 5. 

    What does the red stripe on a ribbon cable indicate?

    • Pin 16

    • Pin 1

    • The manufacturer's trademark

    • Parity

    Correct Answer
    A. Pin 1
    Explanation
    The red stripe on the cable indicated pin 1

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  • 6. 

    Which of the following steps is not necessary when replacing a floppy drive?

    • Turn off the PC.

    • Disconnect the power supply from the drive.

    • Disconnect the ribbon cable from the drive.

    • Disconnect the audio cable from the drive.

    Correct Answer
    A. Disconnect the audio cable from the drive.
    Explanation
    There is no audio cable associated with a floppy drive; that's only for CD drives. All the other listed actions are necessary when replacing a floppy drive.

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  • 7. 

    While inspecting a motherboard, you notice a discolored area. What is usually a cause of this?

    • Spilled liquid

    • Improper manufacture

    • Power surge

    • Underclocking

    Correct Answer
    A. Power surge
    Explanation
    Discolored areas on the board are often caused by overheating. This can be the result of power surges or overclocking.

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  • 8. 

    When attaching a ribbon cable to a drive, if there is no marking for pin 1, which way should you orient the red stripe?

    • Closest to the power supply connector

    • Farthest away from the power supply connector.

    • Facing the top of the drive

    • Facing the bottom of the drive

    Correct Answer
    A. Closest to the power supply connector
    Explanation
    Closest to the power supply connector is a general rule for stripe orientation. Because the cable attaches horizontally to the drive, there is no "facing the top" or "facing the bottom" orientation.

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  • 9. 

    Every computer has a diagnostic program built into its BIOS called the ____________.

    • CMOS

    • BIOS

    • POST

    • DNS

    Correct Answer
    A. POST
    Explanation
    Every computer has a diagnostic program built into its BIOS called the power-on self-test (POST).

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  • 10. 

    Which of the following could not be connected to an IDE interface on a typical motherboard?

    • ATA-2

    • EIDE

    • ATAPI

    • All of these could be connected.

    Correct Answer
    A. All of these could be connected.
    Explanation
    All of these types of IDE. ATA-2 and EIDE are the same thing. ATAPI is a non-hard-disk type of the IDE device.

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  • 11. 

    What type of SCSI termination uses voltage regulators inside the terminator?

    • Active

    • Passive

    • High-Byte

    • All of the above

    Correct Answer
    A. Active
    Explanation
    Active termination uses voltage regulators. Passive termination uses resistors.

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  • 12. 

    Which AT command resets the modem?

    • ATH0

    • ATM0

    • ATZ

    • ATDT

    Correct Answer
    A. ATZ
    Explanation
    ATZ is a reset command. ATH0 hangs up. ATM0 turns off the speaker. ATDT dials whatever number follows it.

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  • 13. 

    On the primary IDE channel, if a single hard disk is attached, its jumper should be set to _________.

    • Slave

    • Single if available; otherwise Master

    • Master

    • Boot

    Correct Answer
    A. Single if available; otherwise Master
    Explanation
    If there is a Single setting, it should be used. Otherwise use Master. Slave is never appropriate for a single drive. There is no such jumper setting as Boot.

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  • 14. 

    What do UltraDMA/66 and higher require?

    • Cable Select configuration

    • An 80-wire cable

    • Operating system support

    • All the above

    Correct Answer
    A. An 80-wire cable
    Explanation
    UltraDMA/66 requires a special ribbon cable with extra wires to cut down on crosstalk.

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  • 15. 

    Internally, what type of wire ribbon cable does SCSI use?

    • 25-pin

    • 50-pin

    • 68-pin

    • 72-pin

    Correct Answer
    A. 50-pin
    Explanation
    SCSI internal cabling uses a 50-wire ribbon cable with several keyed connectors.

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  • 16. 

    When changing display devices or upgrading to a newer one, what is one of the most crucial components to have?

    • Manufacturer's resolution recommendations

    • Antistatic mat

    • Ribbon cable

    • Correct driver

    Correct Answer
    A. Correct driver
    Explanation
    The correct driver is needed in order to assure the new display device works as it should.

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  • 17. 

    How many bits of data does a high-speed serial cable carry simultaneously in a single direction?

    • 1

    • 8

    • 32

    • Depends on the cable.

    Correct Answer
    A. 1
    Explanation
    By definition, a serial cable carries only one bit of data at a time.

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  • 18. 

    What type of the female DB-style connector does SCSI-2 use? (Choose all that apply.)

    • 25-pin

    • 50-pin

    • 68-pin

    • 72-pin

    Correct Answer(s)
    A. 25-pin
    A. 50-pin
    A. 68-pin
    Explanation
    SCSI-2 uses a 25-, 50-, or 68-pin female DB-style connector.

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Quiz Review Timeline (Updated): Jan 18, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jan 18, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jan 23, 2009
    Quiz Created by
    Taco666hate

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