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Computer Science 9th Class English Medium Chapter 2 Online Test MCQs With Answers
Question # 1
Pixel Stands for?
Choose an answer
Picture Identitiy
Picture Element
Picture Digit
None of these
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Question # 2
BIT Stand for?
Choose an answer
Binary Digit
Binary Integer
Binary Terms
Binary Value
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Question # 3
The convert a decimal number to binary, we divide the numberby ......and take quotient and remainder.
Choose an answer
2
8
12
16
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Question # 4
The smallest amout of data to be stored in computer's memory is a 0 OR 1 is called
Choose an answer
Byte
Bit
GB
KB
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Question # 5
1 TB = (1,024) GB or ........................bytes.
Choose an answer
(1,024)
4
(1,024)
5
bytes
(1,024) KB ot (1,024)
2
(1,024)
3
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Question # 6
Which number system consists of Os and 1s
Choose an answer
Decemal
Octal
Binary
Hexa
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Question # 7
CPU Stand for?
Choose an answer
Central Processing Unit
Central Processing Unity
Central Processing United
None of these
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Question # 8
How may bytes are used to store a typical integer?
Choose an answer
1 byte
2 bytes
4 bytes
8 bytes
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Question # 9
How many bits are used in the standard ASCII encoding?
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7 bits
8 bits
16 bits
32 bits
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Question # 10
MP3 is a (an)---------- file format?
Choose an answer
Video
Image
Audio
None of these
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Question # 11
1 MB =.............bytes
Choose an answer
(1024)
5
bytes
(1024) KB or (1,024)
2
3000
400
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Question # 12
Number"17" is equal to.........in binary system
Choose an answer
10000
10001
10110
10100
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Question # 13
The binary value of the letter 'A' is 01000001 and its decimal value is.
Choose an answer
65
66
67
69
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Question # 14
In the single precision, how many bits are used for the exponent.
Choose an answer
23 bits
11 bits
8 bits
52 bits
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Question # 15
MAC stands for?
Choose an answer
Media Access Control
Media Access Central
Medial Access configure
Medial Access connect
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Question # 16
In Binary 1s Presents.................?
Choose an answer
OFF
OF
ON
None of these
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Question # 17
Hexadecimal system has total...............numbers.
Choose an answer
15
16
17
18
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Question # 18
Base of Octal Number system is.
Choose an answer
2
8
10
16
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Question # 19
ASCII stands for
Choose an answer
American Standard Code
Standard Insititute
Information code
American Standard Code for Information interchage.
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Question # 20
All the characters on your keyboard has an associated code in binary. This code is called
Choose an answer
ASCII
Unicode
EBCDIC
BCD
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