MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A virtual memory system has an address space of 8 k words, a memory space of 4 k words, and page and block sizes of 1 k words. The number of page faults using LRU policy, for following page references is1 0 2 4 6 2 1 5 7 0 0 |
| A. | 5 |
| B. | 7 |
| C. | 9 |
| D. | 10 |
| Answer» D. 10 | |
| 2. |
Blocking factor of block process is dependent over the |
| A. | Space length |
| B. | Word length |
| C. | Record length |
| D. | Tape length |
| Answer» D. Tape length | |
| 3. |
Data in magnetic tape is recorded in a manner known to be |
| A. | Reflectively |
| B. | Serially |
| C. | Randomly |
| D. | Adjointly |
| Answer» C. Randomly | |
| 4. |
Computation of capacity of a disk system includes tracks per surface and |
| A. | Sectors per surface |
| B. | Bytes per sector |
| C. | Recording surfaces |
| D. | All of the Above |
| Answer» E. | |
| 5. |
Data on magnetic tape is recorded in form of |
| A. | Magnetized spots and mechanized spots |
| B. | Non-magnetized and non-mechanized spots |
| C. | Magnetized spots and non-magnetized spots |
| D. | Mechanized spots and non-mechanized spots |
| Answer» D. Mechanized spots and non-mechanized spots | |
| 6. |
Main directory of a disk is |
| A. | folder |
| B. | root |
| C. | bus |
| D. | network |
| Answer» C. bus | |
| 7. |
A large memory can further be installed, known as |
| A. | conventional |
| B. | primary memory |
| C. | expanded memory |
| D. | ROM |
| Answer» D. ROM | |
| 8. |
The acronym for the reusable optical storage is |
| A. | RW |
| B. | DVD |
| C. | ROM |
| D. | RAM |
| Answer» B. DVD | |
| 9. |
Density of recording data is measured in |
| A. | Ohm |
| B. | Bytes per inch |
| C. | Hertz |
| D. | Millimeters |
| Answer» C. Hertz | |
| 10. |
The non-volatile storage device is |
| A. | magnetic tape |
| B. | floppy disk |
| C. | compact disk |
| D. | all of these |
| Answer» E. | |
| 11. |
Location of files on the disk is listed by |
| A. | FAT |
| B. | root folder |
| C. | data area |
| D. | boot sector |
| Answer» E. | |
| 12. |
Data which is offered by tape drive to access is |
| A. | timely |
| B. | sequential |
| C. | random |
| D. | sporadic |
| Answer» D. sporadic | |
| 13. |
Magnetic tapes of modern time, for recording data uses EBCDIC code format of size |
| A. | 8-bits |
| B. | 16-bits |
| C. | 32-bits |
| D. | 64-bits |
| Answer» B. 16-bits | |
| 14. |
Transmission from tape to memory, refers to |
| A. | Data transmission time |
| B. | Data transfer rate |
| C. | Data transmission flow |
| D. | Data transfer control |
| Answer» C. Data transmission flow | |
| 15. |
Part of a hard disk which contains a small program that runs when you start the computer is |
| A. | boot sector |
| B. | file allocation table |
| C. | file system |
| D. | file cluster |
| Answer» B. file allocation table | |
| 16. |
During input and output operations, loss of a bit from a string of 6 to 8 bits, causes |
| A. | Redundancy |
| B. | Inconsistency |
| C. | Errors |
| D. | Atomicity |
| Answer» D. Atomicity | |
| 17. |
When you format a magnetic disk the disk drive creates a set of concentric rings, called |
| A. | tracks |
| B. | sectors |
| C. | cells |
| D. | blocks |
| Answer» B. sectors | |
| 18. |
Magnetic tape reels are said to |
| A. | Fast and cheap |
| B. | Fast and expensive |
| C. | Compact and easy to handle |
| D. | Both a and c |
| Answer» E. | |
| 19. |
Tape controller command erases all recorded data on tape is named as |
| A. | Delete tape |
| B. | Erase tape |
| C. | Eliminate tape |
| D. | Drop tape |
| Answer» C. Eliminate tape | |
| 20. |
Intermediate results and results generated by ongoing processing is stored by the |
| A. | Secondary storage |
| B. | Primary storage |
| C. | Virtual storage |
| D. | Data storage |
| Answer» C. Virtual storage | |
| 21. |
The storage device that can be transported is |
| A. | diskette/CDs |
| B. | hard disk |
| C. | system cabinet |
| D. | main memory |
| Answer» B. hard disk | |
| 22. |
A drive that can be removed or inserted while the computer is running is said to be |
| A. | robust |
| B. | dynamic |
| C. | hot swappable |
| D. | SCSI |
| Answer» B. dynamic | |
| 23. |
To read data floppy drive, hard drive and tape drive uses |
| A. | laser technology |
| B. | sensor technology |
| C. | magnet technology |
| D. | pen |
| Answer» B. sensor technology | |
| 24. |
For modern computer systems, primary storage is made up of |
| A. | Magnetic devices |
| B. | Paper tape devices |
| C. | Semiconductor devices |
| D. | Tiered structure disk devices |
| Answer» D. Tiered structure disk devices | |
| 25. |
Instructions of stored programs are carried out by |
| A. | Secondary storage |
| B. | Primary storage |
| C. | Virtual storage |
| D. | Variable storage |
| Answer» B. Primary storage | |
| 26. |
Type of data in which magnetic tapes can be used as a good storage media is |
| A. | backup and high volume data |
| B. | backup and low volume data |
| C. | original but high volume data |
| D. | original but low volume data |
| Answer» B. backup and low volume data | |
| 27. |
Tape can be commanded to rewind by command known to be |
| A. | Rewind |
| B. | Drop tape |
| C. | Back space |
| D. | In-load |
| Answer» B. Drop tape | |
| 28. |
Diskette is referred to |
| A. | primary storage |
| B. | low cost, thin flexible magnetic disk |
| C. | high volume storage device |
| D. | low volume storage device |
| Answer» C. high volume storage device | |
| 29. |
Storage capacity of tapes comprises of recording data density which in older systems was about |
| A. | 400 bpi |
| B. | 600 bpi |
| C. | 800 bpi |
| D. | 1000 bpi |
| Answer» D. 1000 bpi | |
| 30. |
Number of tracks possessed by a half inch tape reel is defined to be |
| A. | 9 tracks |
| B. | 19 tracks |
| C. | 29 tracks |
| D. | 39 tracks |
| Answer» B. 19 tracks | |
| 31. |
Process of mapping a magnetic disk's surface is called |
| A. | polarizing |
| B. | charging |
| C. | formatting |
| D. | accessing |
| Answer» D. accessing | |
| 32. |
Tiny magnetized and non-magnetized spots used to record data on magnetic disk are said to be |
| A. | Cell locators |
| B. | Invisible |
| C. | Clone objects |
| D. | Identifiers |
| Answer» C. Clone objects | |
| 33. |
File system used by Windows 2000 and XP is |
| A. | FAT 32 |
| B. | FAT |
| C. | HPFS |
| D. | NTFS 5 |
| Answer» C. HPFS | |
| 34. |
On magnetic disk's coated surface, invisible magnetized spots represents |
| A. | 0s |
| B. | 1s |
| C. | Charged cells |
| D. | Uncharged cells |
| Answer» C. Charged cells | |
| 35. |
Storage type that is slower in operations is known to be |
| A. | Basic memory |
| B. | Secondary memory |
| C. | Primary memory |
| D. | Virtual memory |
| Answer» C. Primary memory | |
| 36. |
Tape cartridge stores data by method of |
| A. | Parallel representation |
| B. | Linear representation |
| C. | Compressed representation |
| D. | Compact representation |
| Answer» B. Linear representation | |
| 37. |
In vertical cross section of a disk system, number of head per recording surface us equivalent to |
| A. | One head |
| B. | Two heads |
| C. | Multiple head |
| D. | No head |
| Answer» B. Two heads | |
| 38. |
Measurement unit for transferring data from tape to memory is known to be |
| A. | Bits per second |
| B. | Bytes per second |
| C. | Hertz |
| D. | Millimeters |
| Answer» C. Hertz | |
| 39. |
A convenient way is provided by tape cartridges to |
| A. | Compact tape |
| B. | Compress tape |
| C. | Package tape |
| D. | Streamed tape |
| Answer» D. Streamed tape | |
| 40. |
Storage device access in which access time is effectively independent of the location of data is |
| A. | primary storage |
| B. | secondary storage |
| C. | direct access |
| D. | indirect access |
| Answer» D. indirect access | |
| 41. |
A magnetic tape reel, cartridges and cassettes has to be first loaded on |
| A. | Main Memory |
| B. | Hard disk |
| C. | Tape Drive |
| D. | Disk drive |
| Answer» D. Disk drive | |
| 42. |
Tool for organizing the files on a disk is |
| A. | disk |
| B. | folder |
| C. | cluster |
| D. | record |
| Answer» C. cluster | |
| 43. |
Disk drives are of type |
| A. | Fixed |
| B. | Portable |
| C. | Zipped |
| D. | Both a and b |
| Answer» E. | |
| 44. |
Most commonly used sequential-access secondary device of storage is named to be |
| A. | Magnetic disk |
| B. | CD-ROM |
| C. | Floppy disk |
| D. | Magnetic tape |
| Answer» E. | |
| 45. |
Secondary storage of a computer usually have |
| A. | Small capacity and cheap |
| B. | Large capacity and expensive |
| C. | Small capacity and Expensive |
| D. | Large capacity and cheap |
| Answer» E. | |
| 46. |
Most commonly medium used for secondary storage is named as |
| A. | Magnetic disks |
| B. | USB drive |
| C. | Tape drive |
| D. | SD cards |
| Answer» B. USB drive | |
| 47. |
Primary online secondary storage device for most computer systems today is named to be |
| A. | Zip Disk |
| B. | Bernoulli Disk |
| C. | Disk packs |
| D. | Hard Disk |
| Answer» E. | |
| 48. |
Group next to innermost group of tracks consists of |
| A. | 6 sectors per track |
| B. | 7 sectors per track |
| C. | 8 sectors per track |
| D. | 9 sectors per track |
| Answer» E. | |
| 49. |
Magnetic tape usually have a known width of |
| A. | 1/2 or 1/3 |
| B. | 1/2 or 1/4 |
| C. | 1/4 or 1/6 |
| D. | 1/4 or 1/8 |
| Answer» C. 1/4 or 1/6 | |
| 50. |
Parity bits for detecting errors can be classified into |
| A. | Two types |
| B. | Three types |
| C. | Four types |
| D. | Five types |
| Answer» B. Three types | |