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MCQ

Q.

What does the access matrix represent?

A

Rows-Domains, Columns-Objects

B

Rows-Objects, Columns-Domains

C

Rows-Access List, Columns-Domains

D

Rows-Domains, Columns-Access list

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MCQ

1.

What is a Hash Function?

A

It creates a small flexible block of data

B

It creates a small,fixed block of data

C

It creates a encrypted block of data

D

None of the mentioned

Discussion

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2.

What is known as a sandbox?

A

It is a program which can be molded to do the desired task

B

It is a program that is controlled or emulated section of OS

C

It is a special mode of antivirus

D

None of the mentioned

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3.

What is a major feature of segmentation?

A

Program is divided in data memory and program memory

B

Program is executed in segments

C

Program is divided into pieces having different access rights

D

It has effect of an unbounded architecture

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4.

Which one of the following is capability based protection system?

A

hydra

B

cambridge CAP system

C

both hydra and cambridge CAP system

D

none of the mentioned

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5.

. Which of the following statements are correct?
i) Physical separation

A

i

B

i and iii

C

ii and iii

D

iii and iv

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