Storage Management Questions

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141.

If each access to a file is controlled by a password, then what is the disadvantage?

A

user will need to remember a lot of passwords

B

it is not reliable

C

it is not efficient

D

all of the mentioned

Correct Answer: A

None.

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142.

What will happen in a multi level directory structure?

A

the same previous techniques will be used as in the other structures

B

a mechanism for directory protection will have to applied

C

the subdirectories do not need protection once the directory is protected

D

none of the mentioned

Correct Answer: B

None.

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143.

In UNIX, the directory protection is handled _________ to the file protection.

A

different

B

similar

C

it is not handled at all

D

none of the mentioned

Correct Answer: B

None.

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144.

Disks are segmented into one or more partitions, each containing a file system or ______

A

left

B

made into swap space

C

made into backup space

D

left

Correct Answer: A

None.

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145.

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

A

contiguous

B

linked

C

indexed

D

all of the mentioned

Correct Answer: D

None.

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146.

In contiguous allocation _____________

A

each file must occupy a set of contiguous blocks on the disk

B

each file is a linked list of disk blocks

C

all the pointers to scattered blocks are placed together in one location

D

none of the mentioned

Correct Answer: A

None.

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147.

In linked allocation _____________

A

each file must occupy a set of contiguous blocks on the disk

B

each file is a linked list of disk blocks

C

all the pointers to scattered blocks are placed together in one location

D

none of the mentioned

Correct Answer: B

None.

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148.

In indexed allocation _____________

A

each file must occupy a set of contiguous blocks on the disk

B

each file is a linked list of disk blocks

C

all the pointers to scattered blocks are placed together in one location

D

none of the mentioned

Correct Answer: C

None.

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149.

On systems where there are multiple operating system, the decision to load a particular one is done by _____________

A

boot loader

B

bootstrap

C

process control block

D

file control block

Correct Answer: A

None.

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150.

The VFS (virtual file system) activates file system specific operations to handle local requests according to their _______

A

size

B

commands

C

timings

D

file system types

Correct Answer: D

None.

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