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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
Which UML diagram the adds the dimension of time to object interactions.
Choose an answer
Communication diagram
Interaction overview diagram
Composite structure diagram,
Sequence diagram
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Question # 2
An application suitable for sequential processing is.
Choose an answer
Processing of grades
Py roll processing
Both a and b
All above
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Question # 3
Which of the following is not the style for the font.
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Shadow
Outline
Carve
Bold
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Question # 4
CS stand for
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Cable select
Chip select
Control select
Cable system
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Question # 5
When yu use the fill effects in the format data series dialog box you can not.
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Rotate text on the chart
Select a fore ground color
Select a pattern
Select a background color
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Question # 6
A memory that is capable of determining whether a given datum is contained in one of its address is
Choose an answer
ROM
PROM
CAM
RAM
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Question # 7
The external system bus architecture is created using from ______ architecture.
Choose an answer
Pascal
Dennis Ritchie
Charles Babbage
Von Neumann
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Question # 8
The time taken by the ADC from the active edge of SOC pulse till the active edge of EOC signal is called.
Choose an answer
Conversion over
Conversion delay
Conversion signal
None
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Question # 9
The processer of knowing the status of device and transferring the data with matching speeds is called.
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Handshaking
Peripheral
Ports
None
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Question # 10
A disadvantage of the laser printer is.
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It is quieter than an impact printer
It is very slow
The output is of a lower quality
None
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Question # 11
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 # 12
When memory write or I/O read are active data is from the processor.
Choose an answer
Input
Out put
Processor
None
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Question # 13
_________ system will unlikely to cause a failure.
Choose an answer
Liked by user
Fault free
Reliable
Management satisfaction
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Question # 14
Which of the following relationships are used in a use case diagram.
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Communication
uses
Extend
Both a ,b and c
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Question # 15
What is the maximum length A text field Can be.
Choose an answer
120
255
265
75
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Question # 16
How the basis of a generalization is specified on a class diagram.
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extends relationship
Discriminator
Event
Message
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Question # 17
MOC stand for
Choose an answer
Memory operation complex
Micro operation complex
Memory operation complete
None
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Question # 18
Metal Molds for mass -producing CDs are known as.
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Father
Mother
Sons
Sisters
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Question # 19
How are the growth of SSI technology in.
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1956 on words
1965 on words
1976 on words
1978 on words
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Question # 20
The disk drive component used to position read heads over specific track as.
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Acoustic couples
Access arm
Custer
All of the above
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Question # 21
The form displays multiple records one per row in the form window
Choose an answer
Data sheet
Tabular
Columnar
Justified
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Question # 22
Text boundary can be displayed on hidden from
Choose an answer
Auto text option from insert menu
Options from tools menu
Customize from tools menu
All of above
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Question # 23
The first digital computer built with IC chips was known as.
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IBM 709
Apple -1
IBM system 7360
VAX -10
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Question # 24
The digital computer was developed primarnanity in.
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USSR
JAPAN
USA
UK
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Question # 25
The subnet mask 255.255.0.0 belongs to
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Class A
Class B
Class C
Class D
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Question # 26
Which of the following is not a programming lanbguage.
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Basic
FORTRAN
LASER
PASCAL
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Question # 27
Which one of the following is not a form of Decision Table.
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Limited entry
Extended entry
Mixed entry
Double entry
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Question # 28
____ based test sets tend to uncover errors that occur during coding of the program.
Choose an answer
Testing
system analysis
Functional analysis
Structural analysis
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Question # 29
Which is the microprocessor launched by Zilog.
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Z-2
Z-4
Z-8
Z-6
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Question # 30
LRB stand for
Choose an answer
Line ready buffers
Line root buffers
Line read buffers
Line right buffers
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Question # 31
Traditionally the only phase of software development where a formal approach is used is
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Programming
Design
Requirement
Testing
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