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This section includes 358 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Fundamentals knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which of the memory management techniques mat restricts the degree of multiprogramming? |
A. | MVT |
B. | MFT |
C. | segmentation |
D. | Paging |
Answer» B. MFT | |
2. |
The total time to prepare a disk drive mechanism for a block of data to be readfrom is its |
A. | latency plus transmission time |
B. | latency |
C. | latency plus seek time plus transmission time |
D. | latency plus seek time |
Answer» E. | |
3. |
Jobs which are admitted to the system for processing is called |
A. | short-term scheduling |
B. | long-term scheduling |
C. | queuing |
D. | medium-term scheduling |
Answer» C. queuing | |
4. |
The test and set lock solution may suffer from |
A. | priority inversion |
B. | Mutual exclusion dissatisfaction |
C. | both b and C |
D. | busy waiting |
Answer» D. busy waiting | |
5. |
The UNIXI – mode may contain all of the following except for |
A. | block size |
B. | Link account |
C. | file name |
D. | disk block address |
Answer» D. disk block address | |
6. |
The following is not a layer of IO management module |
A. | LIOCS (Logical Input Output Control System) |
B. | PIOCS (Physical Input Output Control System) |
C. | MCS (Management Control System) |
D. | FS (File System) |
Answer» D. FS (File System) | |
7. |
Multiprogramming is mainly accomplished by: |
A. | os |
B. | software |
C. | hardware |
D. | program |
Answer» B. software | |
8. |
A technique that allows more than one program to be ready for execution and provides the ability to switch from one process to another. |
A. | multitasking |
B. | multiprocessing |
C. | multitasking |
D. | multiprogramming |
Answer» E. | |
9. |
Multithreading is also called as ____________ |
A. | Concurrency |
B. | Simultaneity |
C. | Crosscurrent |
D. | Recurrent |
Answer» B. Simultaneity | |
10. |
A task carried out by the OS and hardware to accommodate multiple processes in main memory. |
A. | Memory control |
B. | Memory management |
C. | Memory sharing |
D. | Memory usage |
Answer» C. Memory sharing | |
11. |
A method used to force one thread to wait for another thread to finish. |
A. | join() |
B. | connect() |
C. | combine() |
D. | concat() |
Answer» B. connect() | |
12. |
Any program, no matter how small, occupies an entire partition. This is called ____________ |
A. | fragmentation |
B. | prior fragmentation |
C. | internal fragmentation |
D. | external fragmentation |
Answer» D. external fragmentation | |
13. |
A method used to temporarily release time for other threads. |
A. | yield() |
B. | set() |
C. | release() |
D. | start() |
Answer» B. set() | |
14. |
LRU stands for? |
A. | Least Recently used |
B. | Less Recently used |
C. | Least Recurrently used |
D. | Least Randomly used |
Answer» B. Less Recently used | |
15. |
Any program, no matter how small, occupies an entire partition. This is called _____________ |
A. | fragmentation |
B. | prior fragmentation |
C. | internal fragmentation |
D. | external fragmentation |
Answer» D. external fragmentation | |
16. |
_______ searches for smallest block. The fragment left behind is small as possible. |
A. | best fit |
B. | first fit |
C. | next fit |
D. | last fit |
Answer» B. first fit | |
17. |
__________ is used to shift processes so they are contiguous and all free memory is in one block. |
A. | Fragmentation |
B. | Compaction |
C. | External Fragmentation |
D. | Division |
Answer» C. External Fragmentation | |
18. |
Separation of user logical memory and physical memory is ___________ |
A. | Memory control |
B. | Memory management |
C. | Memory sharing |
D. | Virtual memory |
Answer» E. | |
19. |
A process is busy swapping pages in and out. |
A. | Thrashing |
B. | Compaction |
C. | External Fragmentation |
D. | Division |
Answer» B. Compaction | |
20. |
____________ is one or more physically contiguous pages. |
A. | Slab |
B. | Cache |
C. | Object |
D. | Allocator |
Answer» B. Cache | |
21. |
The user can load and execute a program but cannot copy it. This process is? |
A. | Execution |
B. | Appending |
C. | Reading |
D. | Updating |
Answer» B. Appending | |
22. |
When access is granted to append or update a file to more than one user, the OS or file management system must enforce discipline. This is _________ |
A. | Simultaneous access |
B. | Compaction |
C. | External Fragmentation |
D. | Division |
Answer» B. Compaction | |
23. |
User action such as keystroke or mouse click are referred to as%! |
A. | Interrupt |
B. | Tasks |
C. | Processes |
D. | Event |
Answer» E. | |
24. |
What is the meaning of "Hibernate" in Windows XP/Windows 7?%! |
A. | Restart the Computer in safe mode |
B. | Restart the Computer in hibernate mode |
C. | Shutdown the Computer terminating all the running applications |
D. | Shutdown the Computer without closing the running applications |
Answer» E. | |
25. |
Operating system is like a%! |
A. | Government |
B. | Police |
C. | Parliament |
D. | All of above |
Answer» B. Police | |
26. |
Which file is transferred when computer is start up?%! |
A. | Document |
B. | Program files |
C. | Operating system |
D. | System files |
Answer» E. | |
27. |
The question mark (?) indicates in file searching%! |
A. | A single character |
B. | A group of character |
C. | Questions |
D. | None of above |
Answer» B. A group of character | |
28. |
User action such as keystroke or mouse click are referred to as%! |
A. | Interrupt |
B. | Tasks |
C. | Processes |
D. | Event |
Answer» E. | |
29. |
To display a shortcut menu for an object you use%! |
A. | Click the object |
B. | Right click the object |
C. | Point the object and press Ctrl+P |
D. | Touch the object on the screen with your finger |
Answer» C. Point the object and press Ctrl+P | |
30. |
You can select My Computer icon and press Alt + Enter to%! |
A. | Delete it from desktop permanently |
B. | Open it in Explorer mode |
C. | Open System Properties dialog box |
D. | Pin it on Start menu |
Answer» D. Pin it on Start menu | |
31. |
Tree structure displays the%! |
A. | File only |
B. | Directory only |
C. | File and directory name |
D. | None of above |
Answer» C. File and directory name | |
32. |
The operating system is the most common type of ...... Software%! |
A. | Communication |
B. | Application |
C. | System |
D. | Word processing software |
Answer» D. Word processing software | |
33. |
The ...... provides information about hardware installation, configuration and hardware status%! |
A. | Device manager |
B. | Control panel |
C. | Add new hardware |
D. | Program manager |
Answer» B. Control panel | |
34. |
World Wide Web is being standard by%! |
A. | Worldwide corporation |
B. | W3C |
C. | World Wide Consortium |
D. | World Wide Web Standard |
Answer» C. World Wide Consortium | |
35. |
You can move a window to a different position on your screen by dragging it by its%! |
A. | Move handle |
B. | Tail |
C. | Status bar |
D. | Title bar |
Answer» B. Tail | |
36. |
When a peripheral device needs immediate attention from the operating system, it generates a(n)%! |
A. | Interrupt |
B. | Spool |
C. | Stack |
D. | Page file |
Answer» B. Spool | |
37. |
______ is most often done after fixing a problem, adding a new program or making configuration change%! |
A. | Shut Down |
B. | Restart |
C. | Sleep |
D. | Hibernate |
Answer» C. Sleep | |
38. |
What is the meaning of "Hibernate" in Windows XP/Windows 7?%! |
A. | Restart the Computer in safe mode |
B. | Restart the Computer in hibernate mode |
C. | Shutdown the Computer terminating all the running applications |
D. | Shutdown the Computer without closing the running applications |
Answer» E. | |
39. |
To properly exit Windows%! |
A. | Click the stop button on the desktop |
B. | Click the exit button on the desktop |
C. | Select shut down from Start menu |
D. | None of above |
Answer» D. None of above | |
40. |
To save your computer from viruses you will do%! |
A. | Install antivirus software and run it |
B. | Make physical safe for the removal disk |
C. | Scan the removable disk before using it |
D. | All of the above |
Answer» B. Make physical safe for the removal disk | |
41. |
The title bar always displays on%! |
A. | Top of the open windows |
B. | Left side of the open window |
C. | Right side of the open window |
D. | All of above |
Answer» B. Left side of the open window | |
42. |
When you open my computer on desktop you see the information of%! |
A. | Hard disk |
B. | CD |
C. | Removable disk |
D. | All of the above |
Answer» E. | |
43. |
An operating system version designed for use with a tablet PC is Microsoft Windows XP%! |
A. | Home edition |
B. | Media center edition |
C. | Tablet PC edition |
D. | None of the above |
Answer» D. None of the above | |
44. |
Which is the first program run on a computer when the computer boots up?%! |
A. | System software |
B. | Operating system |
C. | System operations |
D. | None |
Answer» C. System operations | |
45. |
You can use print manage window%! |
A. | To check status of files in the print queue |
B. | To cancel the print job |
C. | To interrupt printing |
D. | All of the above |
Answer» E. | |
46. |
A page fault occurs when%! |
A. | the Deadlock happens |
B. | the Segmentation starts |
C. | the page is found in the memory |
D. | the page is not found in the memory |
Answer» E. | |
47. |
Which of the following is drop down list?%! |
A. | List |
B. | Combo box |
C. | Text area |
D. | None |
Answer» C. Text area | |
48. |
The ...... program compresses large files into a smaller file%! |
A. | WinZip |
B. | WinShrink |
C. | WinStyle |
D. | None of above |
Answer» B. WinShrink | |
49. |
Which of the following operating system do you choose to implement a client server network?%! |
A. | MS DOS |
B. | Windows |
C. | Windows 98 |
D. | Windows 2000 |
Answer» E. | |
50. |
Which one is true for unconditional disk formatting?%! |
A. | Destroys every byte of data on a disk by overwriting it with with blank spaces |
B. | Do not check/scan surface after format |
C. | Transfer system files after format |
D. | All of above |
Answer» B. Do not check/scan surface after format | |