Computer Hardware MCQ Questions & Answers

71

What is the highest binary number that can be referred to on a three position jumper block?

A) 4 B) 6 C) F D) 1 E) None of the above

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Answer & Solution

Answer: Option D

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72

During boot-up, the memory test:

A) Is a superfluous step that should be ignored B) Checks and verifies that contiguous memory is installed C) Is an operational error D) Displays what memory is installed, but nothing else E) None of the above

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Answer & Solution

Answer: Option B

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73

IRQ6 is typically reserved for:

A) The floppy B) The keyboard controller C) LPT2 D) The modem E) None of the above

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Answer & Solution

Answer: Option A

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74

Which would you do first when troubleshooting a faulty monitor?

A) Check its connections to the computer and power source B) Use a meter to check the CRT and internal circuitry for continuity C) Power down the monitor, then turn it on again to see if that corrects the problem D) Power down the computer, then turn it on again to see if that corrects the problem E) None of the above

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Answer & Solution

Answer: Option A

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75

To install a second IDE drive into a computer, you must:

A) Set the master-slave jumper to slave on the second drive B) Use the IDE configuration software to set the new drive as slave C) Verify that you define the new drive as D: in the CMOS setup D) Verify that you attach the drive to the connector at the end of the ribbon cable E) None of the above

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Answer: Option A

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76

Why does a successfully mapped network drive disappear every time you boot the computer?

A) The computer you are connected to has moved B) You didn't click reconnect on log on C) The map statement is not in the autoexec.bat file D) The last drive was not set correctly E) None of the above

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Answer & Solution

Answer: Option C

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77

What do you need to check serial and parallel port?

A) Port adapter B) Logic probe C) Loopback plug D) All of the above E) None of the above

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Answer & Solution

Answer: Option C

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78

You have a PC with no video* Which of the following is LEAST likely to be causing the problem?

A) defective RAM (bank zero) B) defective microprocessor C) crashed hard drive D) loose video card E) low AC outlet power

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Answer & Solution

Answer: Option C

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79

To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:

A) DC voltage scale B) AC voltage C) OHM scale D) Farad scale E) None of the above

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Answer: Option B

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80

You get a CMOS checksum error during bootup. What is most likely the cause?

A) power supply is bad B) BIOS needs updating C) CMOS battery is nearing end of life D) hard drive types are incorrectly defined E) None of the above

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Answer & Solution

Answer: Option C

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Computer Hardware MCQ Questions & Answers | Computer Science