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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
In most IBM PCs the CPU the device drives memory expansion slots and active components are mounted on a single board What is the name of this board.
Choose an answer
Mother board
Breadboard
Daughter board
Grandmother board
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Question # 2
If you press ........the cell accepts your typing as the contents.
Choose an answer
Enter
Ctrl + Enter
Tab
Insert
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Question # 3
Which of the following signal is not standard RS-232 -C signal
Choose an answer
VDR
RTS
CTS
DSR
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Question # 4
Which of the following allow writing formatted output.
Choose an answer
Response write()
Response output write ()
Both A and B
None
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Question # 5
Computer graphics is used in many DTP software as
Choose an answer
Photoshop
Paint brush
Both a and b
None
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Question # 6
The transformation in which the size of an object can be modified in x -direction , y -direction and z- direction.
Choose an answer
Translation
Scaling
Rotation
All of these
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Question # 7
Represents ___ tool
Choose an answer
Card based
Page Based
Time Based
Event Driven
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Question # 8
FAT server is a server which
Choose an answer
Is connected to number of clients
Has file allocation table
Place more functions on the server
Has low processing power
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Question # 9
If in an ASP NET application one want to create http handlers which of the interface is used.
Choose an answer
Pipeline
Handier
IhttpH and ler factory
None
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Question # 10
In which language a source program written.
Choose an answer
English
Symbolic
High level
Temporary
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Question # 11
Which command can be used to know the present working directory.
Choose an answer
pad
pww
pwd
pdd
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Question # 12
Which of the following is most oriented to scientific programmiing.
Choose an answer
FORTRON
COBOL
BASIC
RPG
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Question # 13
Which of the following is an example of problem oriented language.
Choose an answer
BASIC
PL/1
FORTRAN
All above
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Question # 14
Which storage technique does not decoding circuit.
Choose an answer
Linear decoding
Fully decoding
partially
None
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Question # 15
Which is not the open source OS.
Choose an answer
Debian
BSD unix
Gentoo and Red Hat Linux
Windows
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Question # 16
Which of the following is a type of abstraction.
Choose an answer
Data
Procedural
Iteration
All of the above
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Question # 17
AL 7 99H which operation is performed here
Choose an answer
Input
Out put
Both a and b
None
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Question # 18
In beam penetration method of color CRT two layer of phosphor coated are.
Choose an answer
Red and blue
Red and green
Blue and green
None
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Question # 19
Software testing accounts to what percent of software development costs.
Choose an answer
10-20
40-50
70-80
5-10
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Question # 20
Macintosh computer uses
Choose an answer
System 7.0
AU/X
Xenix
None
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Question # 21
The microcomputer system by using the ___ device interface
Choose an answer
Input
Out put
Both a and b
None
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Question # 22
Which of the following data type is not seal or datA type supported by PHP
Choose an answer
Array
String
Float
Boolean
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Question # 23
Which operation is not performed by computer.
Choose an answer
Inputting
Processing
Controlling
Understanding
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Question # 24
A directly accessible appointment calendar is feature of a resident package.
Choose an answer
CPU
Memory
ALU
Buffer
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Question # 25
The silicon chips used for data professing are called.
Choose an answer
RAM Chips
ROM chips
Micro processors
PROM chips
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Question # 26
Which is the error message reported by ICMP.
Choose an answer
Time exceeded
Host unreachable
Echo request
All of these
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Question # 27
Latency time is.
Choose an answer
Time to spin the needed data under head
Time to spin the needed data under track
Time to spin data under sector
All of above
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Question # 28
IBM 7000 digital computer
Choose an answer
Belongs to second generation
Uses VLSI
Employs memory
Has modular constructions
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Question # 29
An IBM system 38 represents the computer class of.
Choose an answer
Small scale computer
Medium scale computer
Large scale computer
Super computer
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Question # 30
in linear decoding address bus of 16 -bit wide can connect only of RAM
Choose an answer
Address map is not contiguous
Confects occur if two of the select lines become active at the same time
If all unused address lines are not used as chip selectors then these unused lines become don't cares.
None
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Question # 31
In JSP the classes that allow primitive types to be accessed as objects are known as.
Choose an answer
Primitive classes
Object classes
Boxing classes
Wrapped classes
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