GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 252 - 256 of 2080

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Question 252

Question

MCQ▾

What is attached to a computer by a set of wires called an I/O bus?

Choices

Choice (4)Response

a.

Disk driver

b.

Disk system

c.

A disk drive

d.

Question does not provide sufficient data or is vague

Question 253

Question

MCQ▾

Fold the key 987654321 into a hash table of ten spaces (0 through 10) using three folds.

Choices

Choice (4)Response

a.

8

b.

4

c.

3

d.

Question does not provide sufficient data or is vague

Question 254

Question

MCQ▾

Deadlocks can be described more precisely in terms of a directed graph called a ________

Choices

Choice (4)Response

a.

system reallocation-allocation graph.

b.

System resource-allocation graph.

c.

System resource-algorithm graph.

d.

All of the above

Question 255

Question

MCQ▾

The ________ algorithm, in contrast, allows a process to move between queues.

Choices

Choice (4)Response

a.

Multiprocessor feedback-queue scheduling

b.

Multilevel feedback-queue scheduling

c.

Multilevel feedback-stack scheduling

d.

Question does not provide sufficient data or is vague

Question 256

Question

MCQ▾

What type of storage device is a special-purpose storage system that is accessed remotely over a data network?

Choices

Choice (4)Response

a.

Magnetic tape

b.

network-attached storage (NAS) device

c.

Magnetic disk

d.

None of the above

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