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MCQ

Q.

What are the characteristics of Distributed Operating system?

A

Users are aware of multiplicity of machines

B

Access is done like local resources

C

Users are aware of multiplicity of machines

D

They have multiple zones to access files

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1.

Which of the following is an application layer service?

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Mail service

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File transfer

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Remote access

D

All of the mentioned

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2.

Which of the following disadvantages follows the single coordinator approach?

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Bottleneck

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One request per second

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3.

If a process is executing in its critical section ____________

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any other process can also execute in its critical section

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no other process can execute in its critical section

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one more process can execute in its critical section

D

none of the mentioned

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What is a valid network topology?

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A

i

B

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ii and iii

D

i, iii and iv

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