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MCQ

Q.

If the block of free-space list is free then bit will ____________

A

1

C

any of 0 or 1

D

none of the mentioned

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MCQ

1.

Consider a disk queue with requests for I/O to blocks on cylinders. 98 183 37 122 14 124 65 67 Considering FCFS (first cum first served) scheduling, the total number of head movements is, if the disk head is initially at 53 is?

A

600

B

620

C

630

D

640

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2.

System wide table in UNIX contains process independent information such as ____________

A

location of file on disk

B

access dates

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file size

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all of the mentioned

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The three major methods of allocating disk space that are in wide use are _____________

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contiguous

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linked

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indexed

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all of the mentioned

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The scheme used in the above question is known as _______ or ________

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sector sparing & forwarding

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forwarding & sector utilization

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backwarding & forwarding

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sector utilization & backwarding

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5.

The data structure for a sector typically contains ____________

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header

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data area

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trailer

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all of the mentioned

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