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Computer Hardware and Software

41.

What is the i/o address for com3?

Answer: A

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42.

How many IRQs does a chain of USB devices require?

Answer: A

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43.

In addition to I/O port addresses, SCSI adapters also use a range of ROM addresses for their onboard BIOS.

Answer: A

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44.

Devices which are used to receive data from central processing unit are classified as

Answer: D

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45.

COM1 is typically represented by which of the following?

Answer: B

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46.

What product is used to clean smudged keys on a keyboard?

Answer: D

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47.

Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.

Answer: B

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48.

Which provides the fastest access to large video files?

Answer: C

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Answer: C

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50.

In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?

Answer: C

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