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MCQ

Q.

For processes to request access to file contents, they need _____________

A

to run a seperate program

B

special interrupts

C

to implement the open and close system calls

D

none of the mentioned

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MCQ

1.

In the ______ algorithm, the disk arm goes as far as the final request in each direction, then reverses direction immediately without going to the end of the disk.

A

LOOK

B

SCAN

C

C-SCAN

D

C-LOOK

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MCQ

2.

What is the full form of MPEG?

A

Motion Pictures Engineering Group

B

Motion Picture Engineers Group

C

Motion Picture Experts Group

D

None of the mentioned

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3.

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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4.

The major difference between a multimedia file and a regular file is ___________

A

the size

B

the attributes

C

the ownership

D

the rate at which the file must be accessed

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5.

The ability to move around within a media stream is known as ___________

A

buffering

B

random access

C

access

D

sequential access

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