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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The first machine to successfully perform a long series of arithmetic and logical operations was
Choose an answer
ENIAC
Mark 1
Analytic engine
UNIAVAC-1
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Question # 2
A small or intelligent device is so called because it contains with it a
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Computer
Micro computer
Programmable
Sensor
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Question # 3
The silicon chips used for data professing are called.
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RAM Chips
ROM chips
Micro processors
PROM chips
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Question # 4
Which is the types of cache memory
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Fully associative cache
Direct mapped cache
Set associative cache
All of these
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Question # 5
To center worksheet titles across a range of cell you must.
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Select the cells containing the title text and use the fill handle to center the text across a range of cells.
Widen the columns
Select the cells containing the title text and use the fill handle to center the text across a range of cells.
Widen the column
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Question # 6
The output quality of a printer is measured by.
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Dot per inch
Dot per S. inch
Dot printed per unit time
All of above
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Question # 7
In which register instruction is decoded prepared and ultimately executed.
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Instruction register
Current register
Both a and b
None
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Question # 8
The rapid application development model is.
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Same as component based development
A useful approach when a customer cannot define requirements clearly
A high speed adaptation of the linear sequential model
Same as incremental model
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Question # 9
An example of a value parameter is the code above is.
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x
y
c
foo
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Question # 10
What is the other name of context diagram.
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Level 1 diagram
Level 2 diagram
Level 0 diagram
Level n diagram
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Question # 11
Who built the world's first electronic calculator using telephone relays. light bulb and batteries.
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Claude Shannon
Konrard Zues
George stibits
Howard H Aiken
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Question # 12
Variable scope on which a variable does not loose its value when the function exists and use that value if the function is called again is.
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Local
Function parameter
Static
None
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Question # 13
When did IBM introduce the 20286 based PC/AT.
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1982
1984
1985
1989
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Question # 14
Which approach to development is the most interactive and focuses more on the user and their work.
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Modern structured analysis
Information engineering
Structured design
Object oriented analysis
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Question # 15
The register section is related to ____________ of the computer.
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Processing
ALU
Main memory
None
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Question # 16
USB stand for.
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United serial bus
Universal serial by pass
Universal system Bus
Universal serial Bus
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Question # 17
IP stand for.
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Instruction pointer
Instruction purpose
Instruction paints
None
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Question # 18
The term gigabyte refers to.
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1024 bytes
1024 kilobytes
1024 megabytes
1024 gigabytes
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Question # 19
Who is credited with the idea of using punch cards to control patterns in a waving machine.
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Pascal
Jauard
Hollerith
Babbage
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Question # 20
Which of the following is not one of the process that a high level language program must go through before it is ready to be executed.
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Transition
controlling
Lading
Linking
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Question # 21
Which of the following produces the best quality graphics reproduction.
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Laser printer
Ink jet printer
Plotter
Dot matrix printer
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Question # 22
The _____ ddress of a memory is a 20 bit address for the 8086 microprocessor.
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Physical
Logical
Both a and b
None
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Question # 23
Regression testing should be performed.
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Every week
After the software has changed
As often as possible
When the environment has changed
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Question # 24
Which are the general register.
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AX.; Accumulator
BX: base
CX: Count
All of these
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Question # 25
Which of following need a device driever.
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Cache
Disk
Main memory
Registers
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Question # 26
A digital computer did not score over an analog computer in terms of.
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Speed
Accuracy
Reliability
Cost
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Question # 27
You can print only an embedded chart by
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Moving the chart to a chart sheet before you print.
Formatting the chart before you print
Selecting the chart before you print
a and c
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Question # 28
Which of the following should be used when you want to add a slide to an existing presentation.
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File add a new slide
Insert , New slide
File open
Files New
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Question # 29
DCL provides commands to perform actions like
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Change the structure of tables
Insert update or delete records and data values
Authorizing access and other control over data base
None
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Question # 30
CISC stand for
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Complex instruction set computer
Computer instruct set of computer
Compared instruction set computer
None
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Question # 31
In a COBOL program the input output section is within the .........division
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Indentification
Procedure
Configuration
Environment
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