My Report

Operating System Practice Test 4


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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 5%

Question 1 of 20

1. If a set of processes cannot be scheduled by rate monotonic scheduling algorithm, then __________

Question 1 of 20

Question 2 of 20

2. The amount of time required for the scheduling dispatcher to stop one process and start another is known as ______________

Question 2 of 20

Question 3 of 20

3. To schedule the processes, they are considered _________

Question 3 of 20

Question 4 of 20

4. If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares.
C will have ______ percent of the total processor time.

Question 4 of 20

Question 5 of 20

5. I/O is a _________ in system performance.

Question 5 of 20

Question 6 of 20

6. If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares.
B will have ______ percent of the total processor time.

Question 6 of 20

Question 7 of 20

7. Real time systems must have ____________

Question 7 of 20

Question 8 of 20

8. In teardown state of real time streaming protocol is ___________

Question 8 of 20

Question 9 of 20

9. The _________ present a uniform device-access interface to the I/O subsystem, much as system calls provide a standard interface between the application and the operating system.

Question 9 of 20

Question 10 of 20

10. In segmentation, each address is specified by ____________

Question 10 of 20

Question 11 of 20

11. Antilock brake systems, flight management systems, pacemakers are examples of ____________

Question 11 of 20

Question 12 of 20

12. In paging the user provides only ________ which is partitioned by the hardware into ________ and ______

Question 12 of 20

Question 13 of 20

13. What is Event latency?

Question 13 of 20

Question 14 of 20

14. When the entries in the segment tables of two different processes point to the same physical location ____________

Question 14 of 20

Question 15 of 20

15. In real time operating system ____________

Question 15 of 20

Question 16 of 20

16. A ________ is a full duplex connection between a device driver and a user level process.

Question 16 of 20

Question 17 of 20

17. A character stream device transfers ____________

Question 17 of 20

Question 18 of 20

18. Each entry in a segment table has a ____________

Question 18 of 20

Question 19 of 20

19. A non blocking system call _________________

Question 19 of 20

Question 20 of 20

20. What is a dedicated device?

Question 20 of 20


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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