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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The upper 8 bit are called.
Choose an answer
BH
AH
BL
DL
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Question # 2
A plastic card similar to a credit card but having some memory and a microprocessor embedded with it is.
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Punched paper tape
Chip card
Card punch
Magnetic tape
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Question # 3
RISC stand for.
Choose an answer
Reduced instruction set computer
Reduced instruct set compare
Reduce instruction stand computer
All of these
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Question # 4
Acceptance testing will be done by
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User
Quality control
Quality assurance
Senior management
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Question # 5
If you make an invalid entry in the input mask wizard dialog box the will display to advise you that the entry is not coorect.
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Text eooro
Validation error
Literal error
Entry error
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Question # 6
Who work as a cache for the page table.
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TLB
TLP
LEB
WAB
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Question # 7
The_____ is undertaken to solve a business problem.
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Testing
Requirements phase
Inventory
Accounts
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Question # 8
The most important advantage of a video disk is
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Compactness
Potential capacity
Durability
Cost effectiveness
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Question # 9
Which command is used to set limits on file size.
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U limit
Alimit
dlimit
wilmit
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Question # 10
The ALU of a computer normally contains a number of high speed contains a number of high speed storage element called.
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Semiconductor memory
Registers
Hard disks
Magnetic disk
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Question # 11
Based on the risk for your industry contract and special requirements ____ is done.
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Planning
when time has run out
Testing
When all faults have been fixed correctly
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Question # 12
To insert three columns between columns D and E you would.
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Select column D
Select column E
Select columns E, F and G
Select column D , E and F
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Question # 13
MIDI stand for.
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Musical instrument digital interface.
Musical instrument digital instructions.
MP3 instrument digital interface
Musical instrument design interface
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Question # 14
The default and maximum size of text field in access.
Choose an answer
50 and 255 characters
8 and 1 GB
266 Characters and 64000 characters.
None
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Question # 15
Plasma panel is an _________ device.
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Emissive
Non emissive
Expensive
None
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Question # 16
Who is responsible for document all the issues, problems and open points that were identified during the review meeting.
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Moderator
scribe
Reviewers
Author
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Question # 17
Which command is used to copy files.
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cp
copy
mv
move
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Question # 18
A compute programmer
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Does all the thinking for a computer
Can enter input data quickly
Can operate all types of computer equipment
Can draw only flowchart
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Question # 19
Find the term The NET frame work which provides automatic memory management using a technique called.
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Serialization
Garbage Collection
Assemblies
Overriding
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Question # 20
__________ is the process of examining the technical economics and organizational pros and cons of developing a new system.
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Committee approval
Feasibility analysis
functionality determination
Sustem request.
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Question # 21
ISA stand for
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Instruct set area
Instruction set architecture
Both a and b
None
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Question # 22
EBCDIC stand for
Choose an answer
Extended Binary Coded Decimal interchange code
Extended Bit Code Decimal interchange code
Extended Bit case Decimal interchange code
Extended Binary case Decimal interchange code
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Question # 23
The digital computer was developed primarnanity in.
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USSR
JAPAN
USA
UK
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Question # 24
Which of the following data type is not seal or datA type supported by PHP
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Array
String
Float
Boolean
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Question # 25
The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as.
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Modulation
Demodulation
Synchronizing
Digitising
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Question # 26
A data map is helpful
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When you have too much data to chart
To show a geographic distribution of data
To compare data points
To show changes in data over time
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Question # 27
Which statement is false about WR signal
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WR signal controls the input buffer
the bar over Wr means that this is an active low signal
the bar over WR means that this is an active high signal
If WR is 0 then the input data reaches the latch input.
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Question # 28
If you press ........the cell accepts your typing as the contents.
Choose an answer
Enter
Ctrl + Enter
Tab
Insert
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Question # 29
High level language is also called
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Problem oriented language.
Business oriented language
Mathematically oriented language
All of the above
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Question # 30
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 # 31
DUST in rarely used today as part of.
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Input device
Output device
Display systems
None
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