Wednesday, 27 July 2011

computer quiz questions for class VI, VII & VIII


Computer quiz: 
1. Who in 1943 had said, “I think there is a world market for may be five computers”? 
2. What is the name of the printed circuit board (PCB) in a computer that holds the CPU? 
3. With reference to a CPU, what do MIPS mean? 
4. RAM means Random Access Memory: TRUE or FALSE? 
5. Data stored in a ROM cannot be changed by the user of a PC: TRUE or FALSE?
6. A hard disk, DVD, and CD-ROM are examples of what type of memory: primary or secondary? 
7. Which component in a PC maintains the date and time? 
8. The capacity of which component in a PC determines the color depth and screen resolution of a monitor? 
9. Is the data in a RAM stored on a temporary or permanent basis? 
10. What does the acronym bit stand for? 
11. A byte is equivalent to ___ bits 
12. A sector of a hard disk can hold ___ bytes of data 
13. What type of hard disk formatting creates the FAT (File Allocation Table)? 
14. Fragmentation of data on a computer hard disk causes it to work faster: TRUE or FALSE? 
15. To write, erase, re-write data on a CD-ROM (CD), what type of CD-ROM you should use? 
16. Which has a more storage capacity: a CD or DVD? 
17. Which component in the power supply unit of a PC converts AC signals into DC signals? 
18. Which device you should use to prevent the effects of fluctuation in the power supply on your PC and to continue to work for a specific time even if there is no power? 
19. What type of memory is a pen drive? 
20. A portable pen drive connects to the ______ port of a PC 
21. Today’s PCs use what type of RAM? 
22. The various cards inside a PC require various ______ voltages to function 
23. A LCD monitor is also known as a _______ monitor 
24. What is the name of the card that controls the read-write head and the motor in a hard disk? 
25. The concentric circles on the platter of a hard disk are known as ______  
Quiz Answers: 
1. Thomas Watson, former IBM chairman 
2. Motherboard 
3. Million Instructions Per Second 
4. TRUE 
5. TRUE 
6. Secondary 
7. CMOS RAM 
8. VRAM 
9. Temporary 
10. Binary digit 
11. 8 
12. 512 
13. High-level 
14. False 
15. CD-RW 
16. DVD 
17. Diode 
18. UPS 
19. FLASH 
20. USB 
21. DDR-SDRAM 
22. DC 
23. TFT (Thin-Film Transistor) 
24. Disk Controller Card 
25. Tracks
 • COBOL is acronym for:
Common Business Oriented Language
• BASIC is acronym for:
Beginners All Purpose Symbolic Instruction Code
• KB, MB, GB, is respectively:
Kilo Bites Mega Bites Giga Bites
• A set of 8 bits is called:
Bite
• A set of 4 bit is called:
Nibble
• HDD and FDD are respectively:
Hard Disk Drive, Floppy Disk Drive 
• Winchester drive is also called:
Hard disk Drive
• The center processing unit of a computer consist 3 units namely:
Arithmetic Logic Unit, Control Unit, Memory Unit
• A program written using binary codes is called:
Machine language
• The computer which has incorporated the characters of analog and digital computers is:
Hybrid computers
• The medium is used by input dives light pen for graphical input is:
CRT screen
• SMPS stands for:
Switch Mode Power Supply
• UPS stands for:
Uninterrupted Power Supply
• The translator program that translates each line of the source program as it run is called:
Interpreter 
• The pictorial representation of the procedure proposed to solve a problem by a program:
Flow chart
• ANCII stands for:
American Standard Code for Information Interchange
• ANSI stands for:
American National Standard Institute
• EBCDIC is the acronym for:
Extended Binary Coded Decimal Interchange Code
• ERP packages are: 
Enterprise Resource Planning Package
• Example for ERP packages:
SAP, BAN etc..
• Write office automation package of Microsoft:
Ms Office 
• The time gap during the failure of a computer system is also called 
Down Time
• What is meant by ‘system analyst’?
A person who examine and defines actives, flow and problems to be solved and system and procedures to determine hoe best the necessary operation can accomplished
• Fetch means:
To retrieve data or instructions from storage
• UNIX was developed by:
Bell laboratory s


1)How many pins does a SIMM have?
a) 50
b) 64
c) 30 or 72
d) 168

2) The various cards in a PC requires  _______ voltage to function.
a) AC
b) DC

3) What type of hard disk formatting creates FAT (File Allocation Table) ?
a) High Level
b) Low Level

4) What is the name of the printed circuit board?
a) Ram
b) Mother Board

5) Which Component of pc maintains data and time
a) CMOS RAM
b) vRAM

6) IRQ 1 is commonly assigned to:
a) it's usually open
b) system timer
c) real time clock
d) keyboard

7) LCD monitor is also known as___________
a) TFT
b) CRT

8) How can you tell that a particular ribbon cable should only be used to connect a floppy drive?
a) it
b) it has a red line along one edge
c) it
d) it has a twist in it

9) 
Data stored in a ROM cannot be changed by user of a computer?
a) TRUE
b) FALSE

10) Is the data in a RAM stored on a permanent or temporary basis
a) Temporary
b) Permanent

11) Winchester drive is also called:
a) Hard Disk Drive
b) Floppy Disk Drive

12) TO write, erase, rewrite data on a CD RAM what type of  CD ROM you should use?
a) CD-RW
b) CD R

13) A byte is equivalent to...?
a) 8 bits
b) 10 bits

14) SMPS stands for:
a) Switch Mode Power Supply
b) Simple Mode Power Supply

15) Which of the following is NOT a type of motherboard expansion slot?
a) ISA
b) PCI
c) AGP
d) ATX

16) Which IRQ does LPT1 commonly use?
a) 1
b) 4
c) 5
d) 7

17) How much data will a high density (HD) floppy disk hold?
a) 124 KB
b) 640 KB
c) 1.44 MB
d) 2.88MB

18) What is the name of the spec for the holes in a monitor's aperture grill?
a) dot pitch
b) space holes

19) Which is the best hard disk seek time?
a) 3ms
b) 5ms

20) Fragmentation of data on computer hard disk causes it to work faster than before?
a) FALSE
b) TRUE

21) What is the name of the card that controls read,write head and motor in the hard disk
a) Network Card
b) Disc Controller Card

22) Which of the following retains the information it's storing when the power to the system is turned off?
a) CPU
b) ROM
c) DRAM
d) DIMM

23) Acronym of HDD?
a) Hard Disk Drive
b) Hard Drive Disk

24)A program written using binary codes is called:
a) Software language
b) Machine language

25) How many bytes a sector of hard disk holds?
a) 512 Bytes
b) 1024 Bytes

26) To be bootable a DOS partition must be:
a) active
b) copied

27) What does FDISK do?
a) performs low-level formatting of the hard drive
b) fixes bad sectors on the hard drive
c) recovers lost clusters on the hard drive
d) creates partitions on the hard drive

28) hat kind of connectors are used to connect a PC power supply to a hard drive?
a) AT
b) molex
c) mini-molex
d) P9

29) Acronym of FDD?
a) Floppy Drive Disk
b) Floppy Disk Drive

30) Which of the following is NOT a type of computer hard drive?
a) IDE
b) FDD
c) SCSI
d) EIDE

31) What type of memory is a PEN drive...?
a) FLASH Memory
b) Catch Memory

32) What type of connector is used to plug a telephone line into a modem?
a) COM1
b) RJ-11
c) RJ-45
d) RJ-10

33) What is BIOS an acronym for?
a) bootstrap initial operating system
b) basic input output startup
c) boot initial operating startup
d) basic input output system

34) What does the acronym bits stand for?
a) Binart Digit
b) 1 bits

35) What is the data transfer rate for USB 2.0?
a) 480Mbs
b) 512Mbs

36) Which IRQ does the system timer commonly use?
a) 0
b) 1
c) 2
d) 5

37) What piece of hardware do EIDE cables connect to?
a) hard disk
b) cpu

38) How many pins does a DIMM have?
a) 72
b) 32
c) 32 to 72
d) 71

39) Which IRQ does COM1 commonly use?
a) 3
b) 4
c) 6
d) 7

40) Which frequency is a SDRAM clock speed?
a) 122Mhz
b) 133Mhz

41) Which component in a pc maintains color depth and screen resolution of a monitor?
a) VRAM
b) CMOS RAM

42) Today's PC use what type of RAM..?
a) DDR SDRAM
b) DDR2

43) When plugging the P8 and P9 power connectors into the system board, which of the following is true?
a) the black wires of both connectors should NOT be next to each other
b) P8 and P9 don't plug into the system board
c) the black wires of both connectors should be next to each other
d) it doesn't matter which way you plug them in, the voltages are the same

44) Which IRQ does the hard disk controller commonly use?
a) 14
b) 1
c) 2
d) 11

45) IRQ 6 is commonly assigned to:
a) sound card
b) Com1
c) floppy drive controller
d) LPT1

46) Which of the following is NOT a type of RAM?
a) SIMM
b) DIMM
c) ROM
d) SLIPP

47) Which do you use to comment out a line in the autoexec.bat file?
a) rem
b) ram

48) Which device you should use to prevent the effect of power fluctuation in the power supply on your computer and works for a specific period of time even there is no power?
a) SMPS
b) UPS

49) Portable Pen Drive connects to the________port of computer
a) USP2,0
b) USP

50) What does the term "wave table synthesis" relate to?
a) video
b) sound

51) What is different between AT and ATX power supplies?
a) They are identical except for their shape.
b) AT supplies use a single P1 power connector while ATX uses P8 and P9.
c) AT supplies use P8 and P9 power connectors while ATX uses a single P1 connector.
d) AT power supplies run on 120V AC current while ATX uses 220V AC

52) Which has  more storage capacity CD or DVD
a) DVD
b) CD

53) With reference to a CPU, What MIPS means?
a) Million Instructions Per Second
b) Million Per Sccond Instruction

54) Hard Disk, DVD, CD-ROM are the examples What type of Memory?
a) Primary
b) Secondary

55)  Which of the following conditions most increases the likelihood that ESD will occur?
a) hot, dry conditions
b) cool, damp conditions
c) cool, dry conditions
d) hot, damp conditions

56) Parity is:
a) a byte stored in the FAT to indicated remaining slots
b) the optimal transmission speed of data over a CAT 5 cable
c) an extra bit stored with data in RAM that is used to check for errors when the data is read back
d) the optimal transmission speed of data over a CAT 5 cable

57) What are the four key functions of a computer system?
a) input, processing, output, and storage
b) keyboard, display, memory, and disk drive
c) word processing, spreadsheets, database
d) bits, bytes, words, and OSI

58) UPS stands for:
a) Universal Power Supply
b) Uninterrupted Power Supply

59) Which is a PCI bus speed?
a) 22Mhz
b) 33Mhz

60) Which is the best choice for a specification for a video card?
a) AGP
b) SCSI

61) The Concentric circles on the platter of hard disk are known as______
a) Tracks
b) Circles


(1) c 
(2) b 
(3) a 
(4) b 
(5) a 
(6) d 
(7) a 
(8) d 
(9) a 
(10) a 
(11) a 
(12) a 
(13) a 
(14) a 
(15) d 
(16) d 
(17) c 
(18) a 
(19) b 
(20) a 
(21) b 
(22) b 
(23) a 
(24) b 
(25) a 
(26) a 
(27) d 
(28) b 
(29) b 
(30) b 
(31) a 
(32) b 
(33) d 
(34) a 
(35) a 
(36) a 
(37) a 
(38) a 
(39) b 
(40) b 
(41) a 
(42) a 
(43) c 
(44) a 
(45) c 
(46) c 
(47) a 
(48) b 
(49) b 
(50) b 
(51) c 
(52) a 
(53) a 
(54) b 
(55) c 
(56) c 
(57) a 
(58) b 
(59) b 
(60) a 
(61) a 

 

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