Storage Management Questions

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51.

Which one of the following is not a secondary storage?

A

Magnetic disks

B

Magnetic tapes

C

RAM

D

None of the mentioned

Correct Answer: C

None.

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52.

Which private network uses storage protocol rather than networking protocol?

A

storage area network

B

local area network

C

wide area network

D

none of the mentioned

Correct Answer: A

None.

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53.

The time for the disk arm to move the heads to the cylinder containing the desired sector is called ___________

A

disk time

B

seek time

C

arm time

D

sector time

Correct Answer: B

None.

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54.

Which algorithm of disk scheduling selects the request with the least seek time from the current head positions?

A

SSTF scheduling

B

FCFS scheduling

C

SCAN scheduling

D

LOOK scheduling

Correct Answer: A

None.

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55.

The operating system is responsible for?

A

disk initialization

B

booting from disk

C

bad-block recovery

D

all of the mentioned

Correct Answer: D

None.

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56.

A swap space can reside in ___________

A

Separate disk partition

B

RAM

C

Cache

D

None of the mentioned

Correct Answer: A

None.

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57.

RAID level 1 refers to ___________

A

disk arrays with striping

B

disk mirroring

C

both disk arrays with striping and disk mirroring

D

none of the mentioned

Correct Answer: B

A variety of disk-organization techniques is called

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58.

When we write something on the disk, which one of the following can not happen?

A

successful completion

B

partial failure

C

total failure

D

none of the mentioned

Correct Answer: D

None.

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59.

What will happen during the recovery from a failure?

A

each pair of physical block is examined

B

specified pair of physical block is examined

C

first pair of physical block is examined

D

none of the mentioned

Correct Answer: A

None.

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60.

The replacement of a bad block generally is not totally automatic because ___________

A

data in bad block can not be replaced

B

data in bad block is usually lost

C

bad block does not contain any data

D

none of the mentioned

Correct Answer: B

None.

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