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MCQ

Q.

In distributed systems, what will the transaction coordinator do?

A

starts the execution of transaction

B

breaks the transaction into number of sub transactions

C

coordinates the termination of the transaction

D

all of the mentioned

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MCQ

1.

If a process is executing in its critical section ____________

A

any other process can also execute in its critical section

B

no other process can execute in its critical section

C

one more process can execute in its critical section

D

none of the mentioned

Discussion

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2.

What are the characteristics of computation migration?

A

transfer data by entire file or immediate portion required

B

transfer the computation rather than the data

C

execute an entire process or parts of it at different sites

D

none of the mentioned

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3.

According to the ring algorithm, links between processes are ____________

A

bidirectional

B

unidirectional

C

both bidirectional and unidirectional

D

none of the mentioned

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4.

What are routing strategies which is not used in distributed systems?

A

Fixed routing

B

Token routing

C

Virtual circuit

D

Dynamic routing

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5.

What are the characteristics of tightly coupled system? i) Same clock, usually shared memory ii) Communication is via this shared memory iii) Multiprocessors iv) Different clock

A

i

B

i, ii and ii

C

ii and iii

D

i, iii and iv

Discussion

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