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MCQ

Q.

What is the role of base/bound registers?

A

They give starting address to a program

B

Program

C

They provide encrypted environment

D

This technique doesn

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MCQ

1.

How does an antivirus of today identify viruses?

A

Previously known patterns

B

It can detect unknown patterns

C

It can take high priority to increase scanning speed

D

None of the mentioned

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MCQ

2.

What are the various roles of protection?

A

It is used to detect errors which can prevent contamination of system

B

It is used used to accelerate a process

C

It is used to optimize system downtime

D

None of the mentioned

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3.

How is disadvantage of all-or-nothing approach overcome?

A

Base/Bound

B

Relocation technique

C

Fence method

D

Tagged architecture

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4.

If the set of resources available to the process is fixed throughout the process

A

static

B

dynamic

C

neither static nor dynamic

D

none of the mentioned

Discussion

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5.

Which of the following is not a characteristic of a virus?

A

Virus destroy and modify user data

B

Virus is a standalone program

C

Virus is a code embedded in a legitimate program

D

Virus cannot be detected

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