Computer Hardware MCQ Questions & Answers

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Each section contains 100 MCQs on Computer Hardware .

Which of the following statements is true?

A) Two SCSI devices connected to a computer can have the same ID if they are both hard drives. B) Each SCSI device must have its own ID C) All SCSI devices must have the same ID D) SCSI ID's are irrelevant E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What is the recommended way to fix the registry description for the printer driver

A) Delete the spool file B) Run regedit.exe and remove any reference to the printers C) Run sysedit.exe and remove any reference to the printers D) Remove the printer driver and re¬install it E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

An important first step in troubleshooting which component in a laser printer is causing a jam is to:

A) note where in the paper path the paper stops B) check all voltages C) look up error codes D) turn the printer off, then on again E) remove the jammed paper

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following items would require you t.o comply with EPA disposal guidelines?

A) Keyboard B) System board C) Power supply D) Battery E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?

A) fuse B) led display C) adjustment switch D) led display cable E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

A) The device that sends the monitor signals telling it what to display B) The area that regulates all of the system power usage C) The area where all the of the Basic input/output routines are stored D) The area where all of the processing takes place E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?

A) In the modem B) In the phone line C) In the computer D) In the DTC equipment E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What IRQ is used for COM 2?

A) 4 B) 3 C) 2 D) 1 E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What is the size of the reserved memory area?

A) 64 kb B) 384 kb C) 640 kb D) 1024 kb E) None of the above

Discuss

Answer & Solution

Answer: Option B

Solution:

In DOS memory management, the upper memory area (UMA) refers to memory between the addresses of 640 KB and 1024 KB (0xA0000–0xFFFFF) in an IBM PC or compatible. IBM reserved the uppermost 384 KB of the 8088 CPU's 1024 KB address space for ROM, RAM on peripherals, and memory-mapped input/output.

Which would you have to upgrade to install an EIDE drive?

A) RAM BIOS B) A 286 CPU C) Controller board D) ISA motherboard E) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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Computer Hardware MCQ Questions & Answers | Computer Science