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Operating-systems Questions Set 8:

Quiz Mode

Which of the following does not interrupt a running process?

Timer

Device

Power failure

Scheduler

Solution:

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

Output

Efficiency

Capacity

Throughput

Solution:

Process synchronization can be done at the __________ level.

None of the mentioned

hardware

software

both hardware and software

Solution:

The page table registers should be built with ______ logic.

a large memory space

None of the mentioned

very high speed

very low speed

Solution:

A scheduling algorithm can use either static priority or dynamic priority.

static, still

live, dead

None of the mentioned

static, dynamic

Solution:

In UNIX, each process is identified by its Process Identifier.

Process Identifier

Device Queue

Process Control Block

All of the mentioned

Solution:

The bounded buffer problem is also known as the _____

Dining – Philosophers problem

Readers – Writers problem

Producer – Consumer problem

None of the mentioned

Solution:

Which of the following is correct regarding the functions of an operating system?

It manages the computer hardware

It executes user programs

Provide system services to the application

All of the above

Solution:

What is a breach of availability?

This violation involves the unauthorized use of resources

This type of violation involves an unauthorized reading of data

This violation involves the unauthorized destruction of data

This violation involves unauthorized modification of data

Solution:

Three processes arrive at time zero with CPU bursts of 16, 20 and 10 milliseconds. If the scheduler has prior knowledge about the length of the CPU bursts, the minimum achievable average waiting time for these three processes in a non-preemptive scheduler (rounded to nearest integer) is _____________ milliseconds.

Operating-systems Questions Set 8:

Which of the following does not interrupt a running process?

Solution:

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

Solution:

Process synchronization can be done at the __________ level.

Solution:

The page table registers should be built with ______ logic.

Solution:

A scheduling algorithm can use either static priority or dynamic priority.

Solution:

In UNIX, each process is identified by its Process Identifier.

Solution:

The bounded buffer problem is also known as the _____

Solution:

Which of the following is correct regarding the functions of an operating system?

Solution:

What is a breach of availability?

Solution:

Solution:

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