POWER TROTERS: CS2411 - OPERATING SYSTEMS unit 1 (2mark)

DEPARTMENT OF ELECTRICAL AND

ELECTRONICS ENGINEERING

SUBJECT NAME: OPERATING SYSTEMS

BRANCH : EEE YEAR/ SEMESTER :IV/ VII

UNIT 1

PART A

1. What is an Operating system?

2. Why is the Operating System viewed as a resource allocator & control program?

3. What is the Kernel?

4. What are Batch systems?

5. What is the advantage of Multiprogramming?

6. What do you mean by Time-sharing systems?

7. What are multiprocessor systems & give their advantages?

8. What are the different types of multiprocessing?

9. What is Dual- Mode Operation?

10. What are privileged instructions?

11. How can a user program disrupt the normal operations of a system?

12. How is the protection for memory provided?

13. What are the various OS components?

14. What is a process?

15. What is a process state and mention the various states of a process?

16. What is process control block (PCB)?

17. What are the use of job queues, ready queues & device queues?

18. What is meant by context switch?

19. What is spooling?

20. What are System calls?

21. List the services provided by an Operating System?

22. What are the two types of real time systems?

23. What is the difference between Hard real time system and Soft real time system?

POWER TROTERS