MCQ Computer Memory

 

1. USB refers to…. [SSC MTS 2013] 

(1) a storage device 

(2) a processor

(3) a port type 

(4) a serial bus standard 

2. DVD refers to …..[SSC MTS 2013] 

(1) Digital Video Developer 

(2) Digital Video Device 

(3) Digital Video Disk

(4) None of the above 

3. A nibble is equal to ……….. bits. (SSC CGL 2013]

(1) 4 

(2) 8 

(3) 16 

(4) 32 

4. A byte can represent any number between 0 and…. [IBPS Clerk 2012] 

(1) 2 

(2) 255 

(3) 256 

(4) 1024 

(5) 1025

5. The term ‘gigabyte’ refers to….. [IBPS PO 2012]

(1) 1024 bytes 

(2) 1024 kilobytes 

(3) 1024 megabytes 

(4) 1024 gigabytes

(5) None of these 

6. The technique that extends storage capacities of main memory beyond the actual size of the main memory is called….. [IBPS Clerk 2013) 

(1) multitasking

(2) virtual storage 

(3) multiprocessing 

(4) multiprogrammering

(5) switching 

7. Flash is 

(1) software

(2) hardware 

(3) ROM

(4) RAM 

(5) None of these

8. Which of the following can hold maximum data?  

(1)Optical disk 

(2) Floppy disk 

(3) Magnetic disk inside

4) Magnetic tape

(5) None of the above 

9. Which storage device is mounted on ‘reels?

(1) Floppy disk 

(2) Hard disk 

(3) Magnetic tapes 

(4) CD-ROM

(5) None of these 

10. Which of the following memory chip is faster? [SBI Clerk 2012] 

(1) There is no certainty 

(9) DRAM 

(9) SRAM

(4) RAM 

(5) None of these 

11. A disk’s content that is recorded at the time of manufacture and that cannot be changed or erased by the user is [IBPS PO 2012) 

(1) memory – only 

(2) write-only 

(3) read – only 

(4) run – only

(5) non – changeable 

12. Which of the following is an example of optical disk? [Allahabad Bank PO 2011] 

(1) Digital versatile disks 

(2) Magnetic disks 

(3) Memory disks 

(4) Data bus disks 

(5) None of these

13. Cache and main memory will not be able to hold their contents when the power is off. They are …..[Allahabad Bank PO 2012] 

(1) dynamic

(2) static 

(3) volatile

(4) non-volatile 

(5) faulty 

14. The term ……… refers to data storage systems that make it possible for a computer or electronic device to store and retrieve data. [SBI PO 2010] (1) retrival technology 

(2) input technology 

(3) output technology 

(4) storage technology

(5) None of these 

15. ……… is the process of dividing the disk into tracks and sectors. [PNB Clerk 2010 

(1) Tracking

(2) Formatting 

(3) Crashing

(4) Alloting 

(5) None of these 

16. Which of the following is not an access mode? 

(1) Random

(2) Sequential 

(3) Continuous

14 Direct 

(5) All of these

17. The ………. directory is mandatory for every disk 

(1) root 

(2) bare 

(3) sub 

(4) care

(5) None of these 

18. Frequently-accessed information is held in 

(1) hard drive

(2) cache memory 

(3) flash memory 

(4) read only memory

(5) None of these 

19. The primary device that a computer usestostore information is [Punjab & Sind Bank Clerk 2010] 

(1) TV

(2) storehouse 

(3) desk

(4) hard drive 

(5) None of these 

20. A removable magnetic disk that holds information is [SBI PO 2010] 

(1) floppy disk 

(2) hard drive 

(3) monitor

(4) portable 

(5) None of these 

21. Computer memory is normally measured in 

(1) kilobytes

(8) megabytes 

(3) gigabytes

(4) terabytes 

(5) None of these 

22. In order to reproduce sound a compact disk (CD) audio player uses a (1) quartz crystal 

(2) titanium needle 

(3) laser beam 

(4) barium titanate ceramic 

(5) None of the above

23. The CD-ROM drive is used to….[ Allahabad Bank PO 2011] 

(1) play compact disks 

(2) play music 

(3) install software 

(4) control digital information

(5) None of the above 

24. Full form of MB is [SBI Clerk 2012] 

(1) Micro Bytes 

(2) Mega Bytes 

(3) Mini Bytes 

(4) Milli Bytes

(5) Kilo Bit 

25. Information stored in RAM need to be [IBPS Clerk 2011] 

(1) check

(2) refresh periodically 

(3) modify

(4) detecting errors 

(5) None of these 

26. Memory is made up of [SBI Clerk 2012)

(1) set of wires 

(2) set of circuits 

(3) large number of cells 

(4) All of the above 

(5) None of the above

27 Floppy disks are organised as [IBPS PO 2012] 

(1) files

(2) he and folders 

(3) tracks and sector 

(4) All of these

(5) None of these 

28. The storage device used to compensate for the difference in rates of flow of data from one device to another is termed as [SBI PO 2011] 

(1) chip 

(2) channel 

(3) floppy 

(4) call

(5) buffer 

29. Unit of storage capacity is 

(1) meters

(2) bit 

(3) bus

(4) cubicmeter 

(5) None of these 

30. Which of the following is not a ROM? 

(1) PROM

(2) EPROM 

(3) EEPROM

(4) EDPROM 

(5) None of these

31. ……… is the ability of a device to ‘jump’ directly to the requested data. [IBPS Clerk 2012] 

(1) Sequential access 

(2) Random access 

(3) Quick access 

(4) All of these

(5) None of these 

32. The ……… is the amount of data that a storage device can move from the storage to the computer per second [IBPS Clerk 2012] 

(1) data migration rate 

(9) data digitising rate 

(3) data transfer rate 

(4) data access rate 

(5) None of the above

33. Virtual memory is [SBI Clerk 2011] 

(1) an extremely large main memory 

(9) an extremely large secondary memory 

(3) an illusion of extremely large main memory 

(4) a type of memory used in super computers

(5) None of the above

 34. Dynamic RAM consumes …… power and. then the static RAM. 

(1) more, faster 

(2) more, slower 

(3) less, slower 

(4) less, faster

(5) None of these 

35. Magnetic tape is not practical for applications where data must be quickly recalled because tape is 

(1) a random access medium 

(2) a sequential access medium 

(3) a read only medium 

(4) fragile and easily damaged 

(5) an expensive storage medium  on have special

36. Both the ALU and control section have so purpose storage locations, called ….[SSC CHSL 2014]

(1) address

(2) registers 

(3) accumulators 

(4) bus 

37. The capacity of 3.5 inch floppy disk is [SBI Clerk 2012

(1) 1.40 MB

(2) 1.44 GB 

(3) 1.40 GB

(4) 1.45 MB 

(5) 1.44 MB 

38. Where are programs and data to be used by a computer available? [SSC FCI 2012]

(1) Processing unit 

(2) Output 

(3) Storage

(4) Input 

39. The difference between memory and storage that memory is ……… and storage is 

(1) temporary, permanent 

(a) permanent, temporary 

(3) slow, fast 

(4) non-volatile, volatile

(5) None of the above 

40. Which of the following is the magnetic storage device? 

(1) Hard disk

(2) Compact disk 

(3) Audio tapes 

(4) All of these

(5) None of these 

41. …. acts as temporary high speed holding area between the memory and the CPU thereby improving processing capabilities. [IBPS Clerk 2012 (1) ROM

(2) RAM 

(3) Temporary memory 

(4) Cache memory 

(5) Flash memory

42. Storage that retains its data after the power is turned off is referred to as [SBI Clerk 2007 

(1) volatile storage 

(2) non-volatile storage 

(3) sequential storage 

(4) direct storage

(5) None of the above 

43. Which of the following are advantages of CD-ROM as a storage media? 

(1) CD-ROM is an inexperisive way to share large amount of data and information 

(2) CD-ROM disks retrieve data information more quickly than magui disks do 

(3) CD-ROMs make less errors than mag media 

(4) All of the above

(5) None of the above 

44. Which of the following has the smallest storage capacity ? 

(1) Zip disk

(2) Hard disk 

(3) Floppy disk 

(4) Data cartridge

(5) CD 

45. The computer abbreviation KB usually means [IBPS PO 2011] 

(1) Key Block

(2) Kernel Boot 

(3) Key Byte

(4) Ket Bit 

(5) Kilo Byte

46. The term bit is short for [SBI Clerk 2008] 

(1) megabyte

(2) binary language 

(3) binary digit

(4) binary number 

(5) None of the above 

47. 1 mega byte is equal to 

(1) 1000 KB

(2) 1024 kb 

(3) 1024 KB

(4) 1000 kb 

(5) 1 million bits 

48. ….. is the smallest memory measurement unit.

(1) Bit 

(2) Nibble 

(3) Byte 

(4) Mega

(5) Zetta 

49. The highest unit of information, computer can understand and process, is known as a 

(1) exa byte

(2) zetta byte 

(3) yotta byte 

(4) bronto byte

(5) geop byte 

50. 1101, series of four bits (or binary digits) is known as 

(1) bit 

(2) byte 

(3) nibble 

(4) input 

(5) output

51. The size of any word/number in a computer is measured in

(1) bits 

(2) bytes 

(3) meter 

(4) litre

(5) None of these 

52. A nibble is equal to ………. bits. [SSC CHSL 2012] 

(1) 16 

(2) 32 

(3) 4

(4) 8

53. Kilobyte equals to how many bytes? [SBI Clerk 2012] 

(1) 1000

(9) 1035 

(3) 100

(4) 1008 

(5) 1024

54. Which of the following represents one billion characters? [SBI Clerk 2012] 

(1) Byte

(2) Giga byte 

(3) kilobyte

(4) Megabyte 

(5) Terabyte 

55. A byte is a collection of [IBPS Clerk 2012) 

(1) four bits

(2) six bits 

(3) eight bits

(4) ten bits 

(5) twelve bits 

56. Which of the following statements is valid?

(1) 1 KB = 1024 bits 

(2) 1 MB = 2048 bits 

(3) 1 MB = 1000 kilobits 

(4) 1 KB = 1000 bytes

(5) 1 MB = 1024 kilobytes 

57. Which of the following is the smallest measure of storage? [SBI Clerk 2012) 

(1) Terra byte 

(2) Gigabyte 

(3) Kilobyte

(4) Megabyte 

(5) Byte 

58. How many bytes are there in one gigabyte? [SSC FCI 2012] 

(1) 10 bytes

(2) 10 bytes 

(3) 10 bytes 

(4) 102 bytes

59. The prefix kilo refers to approximately

(1) one thousand 

(2) one million 

(9) one hundred 

(4) one billion

(5) None of these 

60. A collection of 8 binary digits O’s or 1’s in a string format is known as (1) bit 

(2) byte 

(3) kilobyte 

(4) kilobit 

(5) megabyte

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