Sachivalayam Digital Assistant - Operating systems Practice test - 1

Created by

sb sb

Sachivalayam Digital Assistant – Operating systems Practice Test – 1

1 / 20

1. Which of the following is not an operating system?

a) Windows

b) Linux

c) Oracle

d) DOS

2 / 20

2. What is a race condition?

a) A situation where two or more processes are accessing the same data at the same time and the results are unpredictable

b) A situation where a process is waiting for a resource that is already in use by another process

c) A situation where a process is waiting for itself to finish.

d) A situation where two or more processes are waiting for each other to finish.

3 / 20

3. What is a starvation?

a) A situation where a process is waiting for a resource that is never available.

b) A situation where a process is waiting for a resource that is already in use by another process.

c) A situation where a process is waiting for itself to finish.

d) A situation where two or more processes are waiting for each other to finish.

4 / 20

4. What is a deadlock?

a) A situation where two or more processes are waiting for each other to finish.

b) A situation where a process is waiting for itself to finish.

c) A situation where a process is waiting for a resource that is never available.

d) A situation where a process is waiting for a resource that is already in use by another process.

5 / 20

5. What is a condition variable?

a) A synchronization primitive that can be used to wait for a specific event to occur.

b) A light-weight process.

c) A program that is waiting to be executed.

d) A program that has been loaded into memory.

6 / 20

6. What is a mutex?

a) A synchronization primitive that can be used to protect shared resources.

b) A light-weight process.

c) A program that is waiting to be executed

d) A program that has been loaded into memory.

7 / 20

7. What is a semaphore?

a) A synchronization primitive that can be used to protect shared resources.

b) A light-weight process.

c) A program that is waiting to be executed

d) A program that has been loaded into memory.

8 / 20

8. What is a race condition?

a) A situation where two or more processes are accessing the same data at the same time and the results are unpredictable.

b) A situation where a process is waiting for a resource that is already in use by another process.

c) A situation where a process is waiting for itself to finish.

d) A situation where two or more processes are waiting for each other to finish.

9 / 20

9. What is a starvation?

a) A situation where a process is waiting for a resource that is never available.

b) A situation where a process is waiting for a resource that is already in use by another process.

c) A situation where a process is waiting for itself to finish

d) A situation where two or more processes are waiting for each other to finish.

10 / 20

10. What is a deadlock?

a) A situation where two or more processes are waiting for each other to finish.

b) A situation where a process is waiting for itself to finish

c) A situation where a process is waiting for a resource that is never available.

d) A situation where a process is waiting for a resource that is already in use by another process.

11 / 20

11. What is a thread?

a) A light-weight process.

b) A program that is waiting to be executed.

c) A program that is in memory.

d) A program that has been loaded into memory.

12 / 20

12. What is a process?

a) A program that is currently running.

b) A program that is waiting to be executed

c) A program that is in memory.

d) A program that has been loaded into memory.

13 / 20

13. What is the main function of the file system?

a) To manage hardware resources.

b) To provide services to application programs

c) To execute user commands.

d) To store and retrieve files.

14 / 20

14. What is the main function of the memory manager?

a) To manage hardware resources.

b) To provide services to application programs.

c) To execute user commands.

d) To allocate and deallocate memory to application programs.

15 / 20

15. What is the main function of the device driver?

a) To manage hardware resources.

b) To provide services to application programs

c) To control the flow of data between the CPU and a specific device.

d) To provide a user interface.

16 / 20

16. What is the main function of the kernel?

a) To manage hardware resources.

b) To provide services to application programs.

c) To execute user commands.

d) To provide a user interface.

17 / 20

17. To access the services of the operating system, the interface is provided by the ___

a) Command interpreter.

b) User interface.

c) Kernel.

d) Device driver.

18 / 20

18. In operating systems, which of the following is/are CPU scheduling algorithms?

a) First-come, first-served (FCFS).

b) Shortest job first (SJF).

c) Round-robin (RR).

d) Priority scheduling.

e) All of above

19 / 20

19. What is the main function of the command interpreter?

a) To execute user commands.

b) To provide a user interface.

c) To manage hardware resources.

d) To provide services to application programs.

20 / 20

20. What is an operating system?

a) A program that manages hardware resources and provides services to application programs.

b) A program that executes user commands.

c) A program that controls the flow of data between the CPU and memory.

d) A program that provides a user interface.

Your score is

The average score is 30%

0%

Sachivalayam Digital Assistant – Operating systems Practice test – 1

Leave a Reply Cancel reply

Recent Posts

Practice test on Lakshadweep islands by studybizz

Arithmetic partnership Practice test by studybizz

Groups Special Indian Polity Top 5 Practice tests by studybizz

Archives

Categories