More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
9th Class Computer Chapter 2 Fundamentals of Operating Systems English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Temporary memory is _________ and permanent memory is _______:
Choose an answer
Volatile, Non - volatile
Slow, Fast
Low, High
All of these
Previous
Skip
Next
Question # 2
Which is a physical device capable of strong information temporarily or permanently ?
Choose an answer
Cell
Computer memory
Voltage
Non voltage
Previous
Skip
Next
Question # 3
Which number system has base 10 as it uses ten digits from 0 to 9 ?
Choose an answer
Decimal
Heca
Binary
Octal
Previous
Skip
Next
Question # 4
To convert a hexadecimal number to binary, simply covert each hexadecimal digit to _______ digits binary value:
Choose an answer
Four
Two
Three
Five
Previous
Skip
Next
Question # 5
Which number system has base 16 ?
Choose an answer
Decimal
Hexa decimal
Binary
Octal
Previous
Skip
Next
Question # 6
Any computing hardware that is used for strong, porting and extracting data, is called a:
Choose an answer
Storage device
ROM
PROM
SRAM
Previous
Skip
Next
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
Previous
Skip
Next
Question # 8
A __________ is a sentence that can either be true or false:
Choose an answer
Algebra
Variable
Proposition
Constant
Previous
Skip
Next
Question # 9
Number "17" is equal to ______ in binary system:
Choose an answer
10000
10110
10001
10100
Previous
Skip
Next
Question # 10
To convert a decimal number to hexa decimal, we divide the number by _______ and take quotient and remainder:
Choose an answer
8
16
2
12
Previous
Skip
Next
Question # 11
1 KB = _________ bytes:
Choose an answer
1,024
200
300
400
Previous
Skip
Next
Question # 12
Which number system has base 10 ?
Choose an answer
Binary
Decimal
Hexadecimal
Octal
Previous
Skip
Next
Question # 13
The order of application of two separate terms is not important in:
Choose an answer
Associative Law
Commutative Law
Distributive Law
Identity Law
Previous
Skip
Next
Question # 14
A device which can hold data even if it is not connected to any power source is called:
Choose an answer
Non- Volatile Memory
Volatile Memory
Both A and B
Central memory
Previous
Skip
Next
Question # 15
As soon as the power supply is disconnected, all the data in _________ is cleared:
Choose an answer
RAM
ROM
Hard disk
Floppy disk
Previous
Skip
Next
Question # 16
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
Previous
Skip
Next
Back