COMPUTER AWARENESS -003

COMPUTER AWARENESS- 003
1. The content of RAM is
a) Permanent
b) Temporary
c) Volatile
d) Duplicate
2. 1 MB (Mega Byte) is equivalent to
a) 220 bytes
b) 210 bytes
c) 240 bytes
d) 28 bytes
3. The common secondary devices (auxiliary storage units) are
a)Floppy disk drive
b) Magnetic drum
c) Magnetic tape drive
d)Magnetic disk drive
4. The hexadecimal equivalent of a binary number 100110101s
a) A9
b) B9
c) 9A
d) 9B
5. Memory is made up of
a) A set of Circuits
b) A large number of cells
c) A set of wires
d) None of the above
6. The binary system has the blow mentioned symbols
a) 0,1,2,3,4,5,6,7,8,9
b) 0,1,A,B,C
c) 0,A
d) 0,1
7. The binary equal of a octal number 635 is
a) 1010111102
b) 1100111012
c) 0111011102
d) 1101010112
8. ROM can store the instructions
a) Temporary
b) Permanently
c) Equally
d) Not equally
9. To code each character, ASCII generally represents in terms of
a) 7-bits
b) 16-bits
c) 8-bits
d) 3-bits
10. Evaluate 11001112/1012
a) 11102
b) 10112
c) 11112
d) 10012
11. ROM can be defined as
a) A set of connectors
b) Chip containing a special electronic circuit
c) A set of wires
d) A set of memory cells
12. The hexadecimal equal of a octal number 643 is
a) 1A3
b) 13A
c) A13
d) 31A
13. One byte is equivalent to
a) 32-bit
b) 8-bit
c) 16-bit
d) 64-bit
14. RAM stands for
a) Read Automatic Memory
b) Random Assessing Memory
c) Random Access Memory
d)Random/Allowable Memory
15. Every Information is saved in the system memory in terms of
a) Digits
b) Character and digits
c) Zeros and ones
d) Character
16. BCD stands for
a) Bits Coded Decimal
b) Bytes Coded Decimal
c)Binary Coded Decimal
d) Binary Coded Data
17. EBCDIC stands for
a) Extendad Binary Coded Decimal Interchange Code
b) Extend Binary Coded Data Interchange Code
c)Extents of Binary Coded Digits Interchange Code
d) Extended Binery Coded Decimal Information Code
18. The decimal equivalant of an octal number 76 is
a) 64
b) 62
c) 66
d) 58
19. ASCII stands for
a) American Standerd Code for Information Initiation
b) Americans Standard Code for Initial Informations
c) American Standard Code for Informations Interchange
d) Apropriate Standard Code for Informations Interachange
20. Which one device can able to understand the difference in between data & programs?
a) Output device
b) Memory
c) Input device
d) Microprocessor
21. EPROM could be used for
a) Reconstructing all of the contents of ROM
b) Erasing and reconstructing the contents of ROM
c)Erasing the contents of ROM
d) Duplicating ROM
22. The prime units of computer are
a) Input, output, CPU, auxiliary storage unit
b) Input, Output, Memory
c) Input, output, CPU
d) Input, CPU, auxiliary storage unit
23. The octal equal of a binary number 01001 is
a) 22
b) 11
c) 51
d) 12
24. Flow charts are classified into
a) Data and system flowcharts
b) Program and system flowcharts
c) Program and decision flowcharts
d)Program and data flowcharts
25. The binary equal of hexadecimal number 4B7 is
a) 011110110100
b) 010010110111
c) 101101110110

d) 101101001611

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