Processes Questions

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11.

The number of processes completed per unit time is known as __________

A

Output

B

Throughput

C

Efficiency

D

Capacity

Correct Answer: B

None.

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12.

The state of a process is defined by __________

A

the final activity of the process

B

the activity just executed by the process

C

the activity to next be executed by the process

D

the current activity of the process

Correct Answer: D

None.

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13.

Which of the following is not the state of a process?

A

New

B

Old

C

Waiting

D

Running

Correct Answer: B

None.

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14.

What is a Process Control Block?

A

Process type variable

B

Data Structure

C

A secondary storage section

D

A Block in memory

Correct Answer: B

None.

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15.

The entry of all the PCBs of the current processes is in __________

A

Process Register

B

Program Counter

C

Process Table

D

Process Unit

Correct Answer: C

None.

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16.

What is the degree of multiprogramming?

A

the number of processes executed per unit time

B

the number of processes in the ready queue

C

the number of processes in the I/O queue

D

the number of processes in memory

Correct Answer: D

None.

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17.

Which of the following do not belong to queues for processes?

A

Job Queue

B

PCB queue

C

Device Queue

D

Ready Queue

Correct Answer: B

None.

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18.

When the process issues an I/O request __________

A

It is placed in an I/O queue

B

It is placed in a waiting queue

C

It is placed in the ready queue

D

It is placed in the Job queue

Correct Answer: A

None.

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19.

What will happen when a process terminates?

A

It is removed from all queues

B

It is removed from all, but the job queue

C

Its process control block is de-allocated

D

Its process control block is never de-allocated

Correct Answer: A

None.

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20.

What is a long-term scheduler?

A

It selects which process has to be brought into the ready queue

B

It selects which process has to be executed next and allocates CPU

C

It selects which process to remove from memory by swapping

D

None of the mentioned

Correct Answer: A

None.

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