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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The Data base language that allow you to access or maintain data in Data base.
Choose an answer
DCL
DML
DDL
None
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Question # 2
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 # 3
Which of the following function key activates the speller.
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F5
F7
F9
Shift + F7
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Question # 4
In choosing a development life cycle model one would consider the
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Development group expertise, problem characteristics, user expectations
Languages, development schedule competition
system context user population, platforms
System analysis, user interface testing.
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Question # 5
Motorola has declined from having nearly __________ share of the microprocessor market to much smaller share.
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30%
40%
50%
60%
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Question # 6
When was Apple Macintosh it micro computer introduced in the market.
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1964
1970
1983
1986
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Question # 7
The documents information and skills needed to complete in which step.
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Concerns
Output
Objective
Input
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Question # 8
Who invented the microprocessor.
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Marcian E Huff
Herman H Goldstein
Joseph jacuard
All of above
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Question # 9
Cyclometric complexity method comes undner which testing method.
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White box
Black box
Green box
Yellow box
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Question # 10
Which of the following are the two main components of the CPU
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Control unit and registers
Registers and main memory
Control Unit and ALU
ALU and bus
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Question # 11
Which are used for port B in 8255
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CPO-PC2
PC3-PC7
PC6-PC7
PC3-CP5
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Question # 12
Want a Power Point photo album slide show to play continuously.
Choose an answer
Use Radom slide transitions
Launch an online broadcast
Loop continuously
All of the above
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Question # 13
Net work yellow pages are used for
Choose an answer
transferrring graphics in network
Ubiquitous communication
Maintaining network time
Helping to locate server and their services
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Question # 14
Which environment has been one of the most accepted tool for computer graphics in business and graphics design studies
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Graphics
Macintosh
Uake
Multimedia
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Question # 15
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 # 16
The graphics can be
Choose an answer
Drawing
Photograph, movies
Simulation
All of these
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Question # 17
The universal time to which all machines must be synchronized is
Choose an answer
American standard time
Universal coordinate time
Universal standard time
Universal time standard
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Question # 18
A type of core store that has a lower access time than the devices used for working store int he same processor is known as
Choose an answer
Core memory
Buffer
Fast core
Address register
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Question # 19
The growth of medium scale integration in.
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Till 1971
Till 1970
Till 1972
Till 1969
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Question # 20
Which of the following registers is loaded with the contents of the memory location pointed by the PC
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Memory address registers
Instruction registers
Memory data register
Program Counter
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Question # 21
The most basic transformation that are applied in three-dimensional planes are.
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Translation
Scaling
Rotation
All of these
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Question # 22
PR stand for
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Priority register
Priority resolver
Priority request
None
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Question # 23
Which provided the current.
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Low cost
Slow cost
Low output
All of above
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Question # 24
Communications device combines transmissions from several devices into on line is.
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Concentrator
Modifier
Multiplexer
full duplex line
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Question # 25
The visual representation of a project that includes a table of contents as well as a chart of the logical flow of the interactive interface is often called.
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A master lay out
A work flow diagram
a navigation map
A synthesizer
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Question # 26
DMA Stand for
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Direct memory access
Direct memory allocation
Data memory access
Data memory allocation
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Question # 27
A computer program that converts an entire program into machine language is called a
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Interpreter
Simulator
Compiler
Commander
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Question # 28
The act of retrieving existing data from memory is called.
Choose an answer
Read out
Read from
Read
All of above
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Question # 29
You cannot close MS Word application by
Choose an answer
Choosing file menu then Exit submenu
Press Alt +F4
Click X button on title bar
From file menu choose close submenu
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Question # 30
The accelerator is 16bit wide and is called.
Choose an answer
AX
AH
AL
DL
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Question # 31
A storage area used to store data to a compensable for the difference in speed at which the different units can handle data is
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Memory
Buffer
Accumulator
Address
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