Threads Questions

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1.

A single thread of control allows the process to perform __________

A

only one task at a time

B

multiple tasks at a time

C

only two tasks at a time

D

all of the mentioned

Correct Answer: A

None.

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2.

What is the objective of multiprogramming?

A

Have some process running at all times

B

Have multiple programs waiting in a queue ready to run

C

To minimize CPU utilization

D

None of the mentioned

Correct Answer: A

None.

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3.

Which one of the following is not shared by threads?

A

program counter

B

stack

C

both program counter and stack

D

none of the mentioned

Correct Answer: C

None.

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4.

A process can be ___________

A

single threaded

B

multithreaded

C

both single threaded and multithreaded

D

none of the mentioned

Correct Answer: C

None.

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5.

If one thread opens a file with read privileges then ___________

A

other threads in the another process can also read from that file

B

other threads in the same process can also read from that file

C

any other thread can not read from that file

D

all of the mentioned

Correct Answer: B

None.

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6.

The time required to create a new thread in an existing process is ___________

A

greater than the time required to create a new process

B

less than the time required to create a new process

C

equal to the time required to create a new process

D

none of the mentioned

Correct Answer: B

None.

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7.

When the event for which a thread is blocked occurs?

A

thread moves to the ready queue

B

thread remains blocked

C

thread completes

D

a new thread is provided

Correct Answer: A

None.

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8.

The jacketing technique is used to ___________

A

convert a blocking system call into non blocking system call

B

create a new thread

C

communicate between threads

D

terminate a thread

Correct Answer: A

None.

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9.

Termination of the process terminates ___________

A

first thread of the process

B

first two threads of the process

C

all threads within the process

D

no thread within the process

Correct Answer: C

None.

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10.

Which one of the following is not a valid state of a thread?

A

running

B

parsing

C

ready

D

blocked

Correct Answer: B

None.

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