Computer Organization and Architecture Mock Test 3

10%

Question 1 of 10

1. When the process requests for a DMA transfer?

The process continues execution

Another process gets executed

Then the process is temporarily suspended

process is temporarily suspended & Another process gets executed

Question 1 of 10

Question 2 of 10

2. In trace mode of operation is ________

There is no effect on the program, i.e the program is executed without rectification of errors

The program is interrupted after each detection

The program will not be stopped and the errors are sorted out after the complete program is scanned

The program is halted only at specific points

Question 2 of 10

Question 3 of 10

3. A privilege exception is raised __________

When a process tries to access the memory allocated to other users

When a process tries to change the priority level of the other processes

All of the mentioned

When a process tries to change the mode of the system

Question 3 of 10

Question 4 of 10

4. A single Interrupt line can be used to service n different devices.

True

False

Question 4 of 10

Question 5 of 10

5. The two facilities provided by the debugger is __________

Both Trace and Break points

Compile

Break points

Trace points

Question 5 of 10

Question 6 of 10

6. The instructions which can be run only supervisor mode are?

Privileged instructions

Exception instructions

Non-privileged instructions

System instructions

Question 6 of 10

Question 7 of 10

7. In daisy chaining device 0 will pass the signal only if it has _______

None of the mentioned

No interrupt request

Interrupt request

Both No interrupt and Interrupt request

Question 7 of 10

Question 8 of 10

8. The return address from the interrupt-service routine is stored on the ___________

Processor register

Processor stack

Memory

System heap

Question 8 of 10

Question 9 of 10

9. Can a single DMA controller perform operations on two different disks simultaneously?

False

True

Question 9 of 10

Question 10 of 10

10. The technique where the controller is given complete access to main memory is __________

Burst mode

Memory Con

Memory stealing

Cycle stealing

Question 10 of 10