OPERATING SYSTEM MCQ SELF ASSESSMENT 03 AUG 2026

Operating System MCQ Quiz

1. OS stands for _.

a. Operating System b. Operation System c. Operator System d. None of the above

2. When you start the computer, which of the following programs loads first?

a. Operating System b. BIOS c. Device Driver d. None of the above

3. An operating system is a platform between _.

a. User to User b. User to Computer c. Both a) and b) d. None of the above

4. The Linux operating system is __.

a. Proprietary software developed by Microsoft b. An open-source, multitasking, multiuser operating system c. A single-user operating system for personal computers d. A real-time operating system only for embedded devices

5. Which of the following is not an example of an operating system?

a. Windows b. UNIX c. LINUX d. C++

6. Which of the following services are not provided by an operating system?

a. Information Management b. Process Management c. Memory Management d. None of the above

7. Which of the following services is used for modifying, storing, and retrieving the information for the various devices?

a. Information Management b. Process Management c. Memory Management d. None of the above

8. The information management manages and organises the information in the term of _.

a. Files and Folders b. Read the data from the file c. Move the file pointer d. All of the above

9. An operating system is a _.

a. Hardware b. Software c. Input device d. Output device

10. The file allocation and deallocation can be done using _.

a. Information Management b. Process Management c. Memory Management d. None of the above

11. Which of the following management systems is responsible for terminating the process?

a. Information Management b. Process Management c. Memory Management d. None of the above

12. What do you mean by scheduling in process management?

a. The method of allocating memory to processes b. The technique of deciding which process runs on the CPU at a given time c. The process of storing and retrieving files from disc d. The way device drivers communicate with hardware

13. Which of the following operating systems was developed by Microsoft?

a. Windows 98 b. Disc Operating System c. Windows 10 d. None of the above

14. DOS is a _ user operating system.

a. Multi-User Operating System b. Single User Operating System c. GUI Operating System d. None of the above

15. Which of the following operating systems was based on GUI (Graphical User Interface)?

a. Windows 98 b. Windows 2003 c. Windows 2010 d. All of the above

16. Which of the following features are added in Windows 95?

a. Maintenance wizard b. Drive converter c. Disc defragmenter d. All of the above

17. The Windows 98 operating system is popular due to which of the following tools?

a. Web integration b. Multiple display support c. Universal serial bus d. All of the above

18. Windows NT is __.

a. Multi-user OS b. Multitasking OS c. Multithreading OS d. All of the above

19. Windows NT can interact with which of the following network systems?

a. Novell’s b. Netware c. Sun Microsystem d. All of the above

20. Windows NT has a new high-performance file system known as _.

a. New Technology File System (NTFS) b. File Allocation Table (FAT) c. File Allocation Table 32 (FAT32) d. All of the above

21. Linux is developed under the _.

a. Microsoft License b. GNU General Public License (GPL) c. Proprietary License d. Apache License

22. Which of the following is a feature of an operating system?

a. Linux is a network-friendly OS. b. Linux is a multi-user OS. c. Linux is free to modify. d. All of the above

23. Which of the following are the main modules of information management?

a. File system b. Device driver c. Both a) and b) d. None of the above

24. A hard disc surface is made of concentric circles called ‘__‘.

a. Sector b. Tracks c. Block d. None of the above

25. Each track in a hard disc is divided into __.

a. Sector b. Tracks c. Block d. None of the above

26. Which of the following philosophies are used for allocation of disc space?

a. Contiguous b. Noncontiguous c. Both a) and b) d. None of the above

27. In a Contiguous File System, files are stored __.

a. In scattered blocks across the disc b. In linked lists of disc blocks c. In consecutive blocks on the disc d. Using indexed allocation tables

28. In a Non-Contiguous File System, files are stored __.

a. In consecutive blocks on the disc b. In scattered blocks linked together c. Only in the cache memory d. Using a single continuous partition

29. Which memory allocation strategy tries to minimise wasted space by choosing the smallest block that fits?

a. First Fit b. Best Fit c. Worst Fit d. Round Robin

30. In the First Fit memory allocation strategy, a process is placed in:

a. The largest available block of memory b. The smallest available block of memory c. The first block of memory that is large enough d. A fixed block regardless of size

31. _ are operating system programs.

a. Application program b. User programs c. Process management programme d. Antivirus program

32. In the worst-fit memory allocation strategy, a process is placed in:

a. The block with the least leftover space b. The block with the largest available space c. The first block found that fits d. The block closest to the CPU

33. ‘Terminate a Process’ is the system call available in __.

a. Process b. Information c. Memory d. File

34. The context switching is a term related to _ management.

a. Process b. Memory c. Information d. Device

35. In Chained (Linked) Allocation, each file is stored as:

a. Consecutive blocks on disc b. Scattered blocks linked together using pointers c. Indexed entries in a table d. A single continuous partition

36. Which of the following is a disadvantage of Chained Allocation?

a. Slow sequential access b. Extra space needed for pointers in each block c. Difficulty in direct access to a specific block d. All of the above

37. The operating system keeps a small table which contains the information about all open files, which is known as _.

a. System table b. Open-file table c. Boot table d. None of the above

38. The time lost in turning the attention of the processor from one process to another is called __.

a. Bandwidth b. Context switching c. Bracket switching d. Circuit switching

39. Which of the following CPU scheduling algorithms is used __?

a. Round Robin b. Shortest Job First c. Priority d. All of the above

40. In Indexed Allocation, the OS uses __ to keep track of file blocks.

a. Linked lists b. An index block containing pointers to all file blocks c. Contiguous memory allocation d. A bootloader table

41. Which of the following is an advantage of indexed allocation over chained allocation?

a. Supports direct access to any block of the file b. Requires no extra memory c. Eliminates fragmentation completely d. Stores files in consecutive blocks

42. Which of the following is an advantage of direct file organisation?

a. Any record in the file can be accessed randomly. b. Access time is minimised. c. Both a) and b) d. None of the above

43. A __ terminal does no processing on input characters.

a. Intelligent b. Dumb c. RS232 d. None of the above

44. Which of the following is the type of terminals?

a. Dumb terminal b. Intelligent terminal c. Both a) and b) d. None of the above

45. Which of the following can have a microprocessor inside it and limited memory?

a. Dumb terminal b. Intelligent terminal c. Both a) and b) d. None of the above

46. The terminal can do processing on the upswing. So it requires more powerful hardware and software for it.

a. Dumb terminal b. Intelligent terminal c. Both a) and b) d. None of the above

47. The number of processes running simultaneously competing for CPU is called _.

a. Degree of Multiprogramming b. Context switching c. Process state d. None of the above

48. If there are two processes, process 1 and process 2, and there is time lost in turning from process 1 to process 2, it is known as _.

a. Degree of Multiprogramming b. Context switching c. Process state d. None of the above

49. The time required for the read/write head to move to the correct track is known as __.

a. Latency time b. Rotational delay c. Seek time d. All of the above

50. Which of the following is an example of a distributed operating system?

a. Network Operating System b. Single-user operating system c. Batch file operating system d. None of the above