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

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| By Taco666hate
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Quizzes Created: 9 | Total Attempts: 7,946
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1. To fix a bad power supply in a desktop PC, you should __________.

Explanation

You should never attempt to disassemble a power supply, because of the risk of electrocution and the relatively low cost of a new power supply.

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

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

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

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 _____________.

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.)

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?

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?

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?

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?

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 ____________.

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?

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?

Explanation

Active termination uses voltage regulators. Passive termination uses resistors.

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12. Which AT command resets the modem?

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 _________.

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.

Submit
14. What do UltraDMA/66 and higher require?

Explanation

UltraDMA/66 requires a special ribbon cable with extra wires to cut down on crosstalk.

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

Explanation

SCSI internal cabling uses a 50-wire ribbon cable with several keyed connectors.

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

Explanation

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

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

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.)

Explanation

SCSI-2 uses a 25-, 50-, or 68-pin female DB-style connector.

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To fix a bad power supply in a desktop PC, you should __________.
What utility can be used with Windows XP to format drives?
Display devices can be connected to a PC using DB-15 connectors or...
What two devices are commonly used to cool components within a PC?...
What does the red stripe on a ribbon cable indicate?
Which of the following steps is not necessary when replacing a floppy...
While inspecting a motherboard, you notice a discolored area. What is...
When attaching a ribbon cable to a drive, if there is no marking for...
Every computer has a diagnostic program built into its BIOS called the...
Which of the following could not be connected to an IDE interface on a...
What type of SCSI termination uses voltage regulators inside the...
Which AT command resets the modem?
On the primary IDE channel, if a single hard disk is attached, its...
What do UltraDMA/66 and higher require?
Internally, what type of wire ribbon cable does SCSI use?
When changing display devices or upgrading to a newer one, what is one...
How many bits of data does a high-speed serial cable carry...
What type of the female DB-style connector does SCSI-2 use? (Choose...
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