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Online Tests
9th Class Computer Chapter 2 Fundamentals of Operating Systems English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Which is used to assemble more than one propositions into one proposition ?
Choose an answer
Literal
Simple proposition
Proposition
Compound proposition
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Question # 2
Hexadecimal system has total ______ numbers:
Choose an answer
17
16
15
18
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Question # 3
At least ______ byte is required to store any piece of information in a computer's memory:
Choose an answer
Five
Three
One
Two
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Question # 4
Any computing hardware that is used for strong, porting and extracting data, is called a:
Choose an answer
Storage device
ROM
PROM
SRAM
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Question # 5
Which number system consists of 0s and 1s ?
Choose an answer
Decimal
Hexa
Binary
Octal
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Question # 6
1 Petabyte is equal to _________:
Choose an answer
(1,024)
4
bytes
(1,024)
5
bytes
(1,024)
6
bytes
(1,024)
7
bytes
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Question # 7
To convert a decimal number to binary, we divide the number by _______ and take quotient and remainder:
Choose an answer
8
2
16
12
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Question # 8
The binary value of the letter "A" is 01000001 and its decimal value is:
Choose an answer
67
66
69
65
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Question # 9
1 MB = ____ bytes:
Choose an answer
(1,024)
5
bytes
(1,024) KB or (1,024)
2
3000
400
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Question # 10
Which table is used to show whether the statement is true or false ?
Choose an answer
Value table
Boolean table
Truth table
Central table
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Question # 11
In Boolean algebra 'AND' Operation is denoted by:
Choose an answer
.
*
+
/
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Question # 12
In Boolean algebra plus sign is used for _________ operation:
Choose an answer
OR
AND
NAND
NOT
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Question # 13
Digital computers store data in ________ form:
Choose an answer
Numeric
Decimal
Octal
Binary
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Question # 14
1 GB = (1,024) MB or ______ bytes:
Choose an answer
(1,024)
5
bytes
(1,024) KB or (1,024)
2
8
(1,024)
3
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Question # 15
Which is an example of primary memory ?
Choose an answer
Floppy disk
CD - ROM
Hard disk
RAM
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Question # 16
A __________ is a sentence that can either be true or false:
Choose an answer
Algebra
Variable
Proposition
Constant
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Question # 17
Number "17" is equal to ______ in binary system:
Choose an answer
10000
10110
10001
10100
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Question # 18
The order of application of two separate terms is not important in:
Choose an answer
Associative Law
Commutative Law
Distributive Law
Identity Law
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Question # 19
1 KB = _________ bytes:
Choose an answer
1,024
200
300
400
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Question # 20
Hard drives, flash drives and memory cards are example of memory:
Choose an answer
Non-volatile
Volatile
Hard disk
Floppy disk
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Question # 21
Which language is understood by the computer ?
Choose an answer
Binary
Hill
High level
Middle level
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