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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
Which of following are compound data type.
Choose an answer
array
Objects
Both
None
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Question # 2
Except for the ...............function a formula with a logical function shows the word "TRUE" or "FALSE" as a result.
Choose an answer
IF
AND
OR
NOT
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Question # 3
Which UML diagram provides a variety of symbols and encompasses a number of ideas all to model the changes which just one object goes through.
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Package
Object
State
Class
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Question # 4
The DMA controllers are specials hardware embedded into the chip in modern integrate processor that ____________ and _________ to the system.
Choose an answer
Data transfer
Arbitrate access
Both a and b
None
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Question # 5
_______ layer decides which physical pathway the data should take.
Choose an answer
Application
Network
Physical
None
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Question # 6
Which is the following command is not available in Tools menu.
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Auto text
Autocorrect
Auto summarize
Macro
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Question # 7
The lower and bit are called.
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AL
CL
BL
DL
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Question # 8
Which scheduling policy is most suitable for time shared operating system.
Choose an answer
Shortest job first
FCFS
LCFS
Round robin
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Question # 9
A term associated with the companion of processing speeds of different computer system is.
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EFTS
MPG
CFPS
MIPS
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Question # 10
Which one provides a solution for network management in heterogeneous environment.
Choose an answer
DML
XMP
DME
XOM
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Question # 11
Which causes the microprocessor to immediately terminate its present activity.
Choose an answer
RESET Signal
INTERUPT signal
Both
None
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Question # 12
The offset of a particular segment varies from_______
Choose an answer
000H to FFFH
0000H to FFFFH
00H to FFH
00000H to FFFFFH
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Question # 13
The function sprint f ( ) works like print f ( ), but operates on.
Choose an answer
Data file
String
Stderr
Stdin
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Question # 14
You can define a constant by using the define () function Once a constant is defined.
Choose an answer
It can never the changed of underdefined
It can never be changed but can be undefined.
It can be changed but can not be undefined
It can be changed and can be undefined
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Question # 15
Which of the following is an acronym for electronic delay storage automatic calculator.
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UNIVAC
EDSAC
EDVAC
Abacus
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Question # 16
What communication command provides communication to another user logged on by writing to the bottom of their terminal
Choose an answer
Chat
Talk
Write
Sending
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Question # 17
Acceptance test cases are based on what.
Choose an answer
Requirements
Design
Code
Decision table
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Question # 18
The area of memory with addresses near zero are called.
Choose an answer
High memory
Mid memory
Memory
Low memory
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Question # 19
Mnemonic a memory trick is used in which of the following language.
Choose an answer
Machine language
Assembly language
High level language
None of above
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Question # 20
What is the associatively of the conditional operator.
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Left to Right
Right to left
Top to bottom
None of the above
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Question # 21
Which of the following file organization is most efficient for a file wiht a high degree of the activity.
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Seuential
ISAM
VSAM
B-tree index
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Question # 22
The testing technique that requires devising test cases to demonstrate that each program function is operational is called.
Choose an answer
Black box testing
glass box testing
Grey box testing
Green box testing
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Question # 23
Which is the components of microprocessor.
Choose an answer
Register unit
Arithmetic and logical unit
Timing and control unit
All of these
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Question # 24
A three dimensional graphics has
Choose an answer
Two axes
Three axes
Both a and b
None
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Question # 25
What is the shortcut key you can press to create a copyright symbol.
Choose an answer
Alt + Ctrl +C
Alt +C
Ctrl + C
Ctrl + Shift + C
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Question # 26
Which of the following is not a step in the linear system development cycle.
Choose an answer
Testing design
Prototy pring
Requirement definition
Development
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Question # 27
__________ is a non -GUI Client
Choose an answer
Windows 3.x
Windows NT 3.5
Automatics teller machine
Linux
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Question # 28
Which of the following are variables that represent the data elements in a managed object.
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Notifications
Attributes
Operations
Sub routines
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Question # 29
What does the "auto" specifier do.
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It automatically initializes a variables to 0
It indicates that a variables memory will automatically be preserved
It automatically increments the variable when used.
It automatically initializes a variable to NULL
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Question # 30
Software engineering is the systematic approach to the
Choose an answer
Development of software
Operation of software
Maintenance of softeare
All of the above
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Question # 31
In latest generation computers, the instructions are executed
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Parallel only
Seuentially only
Both Seuentially and Parallel
All of above
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