Protection and Security Questions

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81.

The protection domain of a process contains _____________

A

object name

B

rights-set

C

both object name and rights-set

D

none of the mentioned

Correct Answer: C

None.

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82.

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

Correct Answer: A

None.

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83.

Access matrix model for user authentication contains _____________

A

a list of objects

B

a list of domains

C

a function which returns an object's type

D

all of the mentioned

Correct Answer: D

None.

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84.

Global table implementation of the matrix table contains _____________

A

domain

B

object

C

right-set

D

all of the mentioned

Correct Answer: D

None.

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85.

For a domain _______ is a list of objects together with the operation allowed on these objects.

A

capability list

B

access list

C

both capability and access list

D

none of the mentioned

Correct Answer: A

None.

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86.

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

Correct Answer: C

None.

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87.

In UNIX, domain switch is accomplished via _____________

A

file system

B

user

C

superuser

D

none of the mentioned

Correct Answer: A

None.

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88.

When an attempt is to make a machine or network resource unavailable to its intended users, the attack is called _____________

A

denial-of-service attack

B

slow read attack

C

spoofed attack

D

starvation attack

Correct Answer: A

None.

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89.

The code segment that misuses its environment is called a _____________

A

internal thief

B

trojan horse

C

code stacker

D

none of the mentioned

Correct Answer: B

None.

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90.

The internal code of any software that will set of a malicious function when specified conditions are met, is called _____________

A

logic bomb

B

trap door

C

code stacker

D

none of the mentioned

Correct Answer: A

None.

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