MSBTE I 5th Semester Computer/IT Department | Operating System MCQs Sample Question Paper | | MSBTE I Scheme

 Operating System MCQs Sample Question Paper

Q1. OS stands for

a) Operating solve

b) Open Source

c) Open System

d) Operating system

 

Q2. World Wide Web is being standard by

a) Worldwide corporation

b) W3C

c) World Wide Web Standard

d) World Wide Consortium

 

Q3. A co-processor

a) Is relatively easy to support in software

b) Causes all processor to function equally

c) Works with any application

d) Is quite common in modern computer

 

Q4. A Microsoft Windows is a(n)

a) Operating system

b) Graphic program

c) Word Processing

d) Database program

 

Q5. Which of the following is program group?

a) Accessories

b) Paint

c) Word

d) All of above

 

Q6. Which is not application software?

a) Windows NT

b) Page Maker

c) WinWord XP

d) Photoshop

 

Q7.The ...... program compresses large files into a smaller file

a) WinZip

b) WinShrink

c) WinStyle

d) None of above

 

Q8.My Computer was introduced from

a) Windows 3.1

b) Windows 3.11

c) Windows 95

d) Windows 98

 

Q9.Which of the following is not an operating system?

a) DOS

b) Linux

c) Windows

d) Oracle

 

Q10.Linux is a(n) ....... operating system

a) Open source

b) Microsoft

c) Windows

d) Mac

 

Q11. The Linux operating system is an open-source operating system made up of a

kernel. It is a very safe operating system.

a. True

b. False

 

Q12. If a process fails, most operating system write the error information to a

a. Log file

b. New file

c. Existing file

d. None of Above

 

Q13. In Operating Systems, which of the following is/are CPU scheduling algorithms?

a. Priority

b. Round Robin algorithm

c. both a and b

d. None of Above

Q14. What is the full name of the DSM?

a. Distributed Shared Memory

b. Direct Shared Memory

c. Direct System Module

d. Direct System Memory

 

Q15. What is the full name of the IDL?

a. Interface Definition Language

b. Interface Direct Language

c. Interface Data Language

d. None

 

Q16. What is bootstrapping called?

a. Cold boot

b. Hot boot

c. Cold hot bot

d. All of Above

 

Q17. What is the fence register used for?

a. To disk protection

b. To CPU protection

c. To memory protection

d. None of Above

 

Q18. The system software is a type of computer program designed to run hardware and

software programs on a computer. According to some definitions, system software

also includes system utilities, system restore, development tools, compilers, and

debuggers.

a. True

b. False

 

Q19. MS-DOS operating system uses the file system that supports the 8.3 characters.

The eight characters are used to the filename, and three characters are used to the

extension.

a. True

b. False

 

Q20. Windows 98 was first window to introduced the My Computer.

a. False

b. True

 

Q21. The first-fit, and the worst-fit algorithm can be used for

a) linked allocation of memory

b) indexed allocation of memory

c) contiguous allocation of memory

d) all of the above

 

Q22. In a paged memory, the page hit ratio is 0.35. The time required to

access a page in secondary memory is equal to 100 ns. The time required to

access a page in primary memory is 10 ns. The average time required to

access a page is

a) 3.0 ns

b) 68.0 ns

c) 68.5 ns

d) 78.5 ns

 

Q23. In a multi-user operating system, 20 requests are made to use a

particular resource per hour on an average. The probability that no

requests are made in 45 minutes is

a) e-15

b) e-5

c) 1 – e-5

d) 1 – e-10

 

Q24. Disk scheduling involves deciding

a) which disk should be accessed next

b) the order in which disk access requests must be serviced

c) the physical location where files should be accessed in the disk

d) none of the above

 

Q25. SATA stands for

a) Serial Advanced Technology Attachment

b) Serious Advanced Technology Attachment

c) Serial Advanced Technology Attach

d) Serial Advanced Techno Attachment

 

Q26. a multiprogramming environment

a) more than one process resides in the memory

b) the programs are developed by more than one person

c) the processor executes more than one process at a time

d) a single user can execute many programs at the same time

 

Q27. In which of the following directory systems, is it possible to have

multiple complete paths for a file starting from the root directory?

a) Single level directory

b) Two level directory

c) Tree structured director

d) cyclic graph directory

 

Q28. Which of the following is true?

a) The linkage editor links object modules during compiling or assembling.

b) The linkage editor links object modules and resolves external references

between them before loading.

c) The linkage editor resolves external references between the object modules

during execution time.

d) The linkage editor is used to edit programs which have to be later linked

together.

 

Q29. Fence register is used for

a) file protection

b) CPU protection

c) memory protection

d) all of the above

 

Q30. If the property of locality of reference is well pronounced in a

program

a) the number of page faults will be more

b) the number of page faults will be less

c) execution will be faster

d) Both (B) and (C)

 

Q31. The interval from the time of submission of a process to the time of

completion is termed as turnaround time.

a. True

b. False

 

Q32. If a defect is delayed for later phases it proves costly.

a. Less

b. More

c. Extra

d. Lesser

 

Q33. Dispatcher module gives control of the CPU to the process selected by the

short-term schedule

a. False

b. True

 

Q34. The processes that are residing in main memory and are ready and waiting to

execute are kept on a list called ready queue

a. True

b. False

 

Q35. CPU scheduling is the basis of

a. Large memory sized system

b. Multiprogramming OS

c. Multiprocessor system

d. None of above

 

Q36. With multiprogramming is used productively.

a. space

b. time

c. money

d. None

 

Q37. What are the two steps of a process execution?

a. Memory Burst

b. I/O & OS Burst

c. CPU & I/O Burst

d. CPU Burst

 

Q38. What is Response time?

a. the total time taken from the submission time till the first response is produced

b. the total time taken from the submission time till the completion time

c. the total time taken from submission time till the response is output

d. None of above

 

Q39. Scheduling is done so as to

a. Keep the waiting time same

b. Decrease the waiting time

c. Increase the waiting time

d. None

 

Q40. What is Waiting time?

a. Total time spent in the blocked

b. Total time spent in the running queue

c. Total time spent in the waiting queue

d. Total time spent in the ready queue

Contact us : 

                    Instagram:  @msbte_solution

                    Youtube:    MSBTE Solution