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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The standard I/O is also called.
Choose an answer
isolated I/O
Parallel I/O
Both a and b
None
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Question # 2
Computer system are interconnected into__________ such taht problems in one can cascade into and affect others.
Choose an answer
Chains of cycles
Cycles of chains
system chains
Chains of system
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Question # 3
In the third generation of computers
Choose an answer
Distributed data processing first became popular
An operating system was first developed
High level procedural language were first used
Online real time system first become popular
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Question # 4
Test documentation is important for conducting the test and for the reuse of the test program during.
Choose an answer
Maintences
Plan
Code
Design
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Question # 5
A sub path is a ____ from one plce in the program to another.
Choose an answer
Route
Sequence of lines
Sequence of statements
Gateway
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Question # 6
Which was the world's first mini computer and when was it indroduced.
Choose an answer
POP -1 1958
IBM System/36, 1960
PDP - II, 1961
VAX-11/780 , 1962
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Question # 7
CAD stands for
Choose an answer
computer aided design
Computer algorithm for design
Computer application in design
All of the above
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Question # 8
A computer program that translate one program instructions at a time into machine language is called a
Choose an answer
Interpreter
CPU
Compiler
Simulator
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Question # 9
What is the period of fourth generation
Choose an answer
1979 - 1980
1981-1995
1995-2000
1974-1980
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Question # 10
In latest generation computers, the instructions are executed
Choose an answer
Parallel only
Seuentially only
Both Seuentially and Parallel
All of above
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Question # 11
IBM 1401 IS.
Choose an answer
First generation Computer
Second generation computer
Third generation computer
Fourth generation computer
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Question # 12
Which command is LINUX is concerned with backup.
Choose an answer
tar
zip
cpio
untar
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Question # 13
In increase the energy of these slow moving electron and create a bright picture in DUST, the screen is maintained at. a.
Choose an answer
Low positive potential
High negative potential
High positive potential
None
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Question # 14
The external device is connected to a pin called the_____ pin on the processor chip
Choose an answer
Interrupt
Tranasfer
Both a and b
None
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Question # 15
While working with the binary Strems for 'C' I/O file operations.
Choose an answer
Only the binary values can be read and can be written
No character transition take place
Character translation takes place
Both a and b above
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Question # 16
Software in computer
Choose an answer
Enhances the capabilities of the hardware machine
Increase the speed of central processing unit
Both of above
None of these
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Question # 17
Paper spreadsheets can have all the same advantages as an electronic spread sheet except which of the following.
Choose an answer
Rows and columns
Headings
Speed
None
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Question # 18
The first firs to pass market a micro computer personal computer was.
Choose an answer
IBM
Sperry Univac
Data General corporation
Radio Shack
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Question # 19
The Key F-12 opens a
Choose an answer
Save as dialog box
Open dialog box
Save dialog box
Close dialog box
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Question # 20
To create this you enter an expression in the design grid that instructs access to perform a calculation using the current field values.
Choose an answer
formulated field
Numeric field
Formula field
Calculated field
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Question # 21
What is property of UNIX.
Choose an answer
Multi user
Multi processes
Multi tasking
All of above
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Question # 22
How many types of projection are
Choose an answer
1
2
3
4
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Question # 23
A set information that defines the status of resources allocated to a proces sis.
Choose an answer
Process control
ALU
Register unit
Process description
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Question # 24
Which is not the control bus signal
Choose an answer
READ
WRITE
RESET
None
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Question # 25
Can you tell what passes into and out from the computer via its ports.
Choose an answer
Data
Bytes
Graphics
Pictures
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Question # 26
To drag a selected range of data to another worksheet in the same workbook use the.
Choose an answer
Tab key
Alt key
Shift key
Ctrl key
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Question # 27
The command center of access file that appears when you create or open the MS access database file.
Choose an answer
Database window
Query Window
Design view window
Switch board
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Question # 28
The X.25 standard specifies a
Choose an answer
Technique for start stop data
Technique for dial access
DTE/DCE interface
None
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Question # 29
The process starting with the________ modules is called bottom up integration.
Choose an answer
Starting
Terminal
Integrated
None of the above
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Question # 30
How can we make computers work faster.
Choose an answer
the fetch execute cycle and pipelining
The assembly
Both a and b
None
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Question # 31
Which of the following is not an input device.
Choose an answer
OCR
Optical scanners
Voice recognition device
COM
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