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PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The protocol that most of the e-mail programs used for directory services is.
Choose an answer
SMTP
IMAP
LDAP
POP3
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Question # 2
How is composition represented on a class diagram
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A circle
A rebounded rectangle
An ellipse
A solid diamond
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Question # 3
WE stand for
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Write enable
Wrote enable
Write envy
None
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Question # 4
"A condition that encompasses an objects properties and the values those properties". What does the above statement describe about.
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Event
State
Behavior
Rule
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Question # 5
In nested transactions, if the parent transaction issues the rollback then what about its descendent.
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All are committed if they issue commit
Some are committed and some are roll backed
All are roll backed regardless of whether they issue any one
None
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Question # 6
All of the following are disadvantage of RPG except.
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It is a very machine dependent language.
It is very limited in scope
Is not suited for complex problems requiring extensive programming logic.
All of the above are dis advantages
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Question # 7
The arranging of data in a logical service is called
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Sorting
Classifying
Reproducing
Summarizing
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Question # 8
Which property of the session object is used to set the local identifier.
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sessionld
LCID
Item
Key
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Question # 9
Which of the following is first generation of computer.
Choose an answer
EDSAC
IBM -1401
CDC-1604
ICL-2900
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Question # 10
Before a disk drive can access any sector record a computer program has to provide the record's disk address What information does this address specify.
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Track number
Sector number
All of above
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Question # 11
Which command is LINUX is concerned with backup.
Choose an answer
tar
zip
cpio
untar
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Question # 12
RGB true color model has_______________ color depth
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24 bit
32 bit
64 bit
None
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Question # 13
A ______ on this pin indicates a memory operation.
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Low
High
Medium
None
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Question # 14
A data transmission medium made of tiny treads of glass or plastic that can transmit huge amount of information at the speed of light is.
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Fiber optic cable
Copper cable
Twisted wire cable
None
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Question # 15
When Integrating MS-Word and Excel, Word in usually the
Choose an answer
Sever
Source
Client
None
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Question # 16
To protect a worksheet, you can choose protection and the protect sheet from the menu.
Choose an answer
Edit
Tools
Data
Format
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Question # 17
Which is the great importance's in modular programming
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Stack segment
Array segment
Queue segment
All of these
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Question # 18
Projection rays emanate from a.
Choose an answer
COP
Intersect projection plane
Both a and b
None
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Question # 19
What is the central device in star topology.
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STP server
Hub
PDC
Router
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Question # 20
IPX/SPX used for
Choose an answer
Linux
Unix
Novel Netware
Windows
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Question # 21
Who is not involved in joint application development who uses workshop with the following personnel.
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System owners
System designers
System operators
System users
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Question # 22
Which of the following is problem oriented language.
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High level language
Machine language
Assembly language
Low level language
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Question # 23
What is the output of the above program.
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5
8
Runtime error
Syntax error
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Question # 24
Who works as cache on the variable.
Choose an answer
Memory
Pointer
Register
Segment
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Question # 25
The subtractive color model use the concept of.
Choose an answer
Printing ink
Light to display color
Printing line
None
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Question # 26
How can you make the selected character superscripted.
Choose an answer
Ctrl + =
Ctrl + Shift + =
Alt + Ctrl + Shift + =
None
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Question # 27
Which of the following registers is used to keep track of address of the memory location where the next instruction is located.
Choose an answer
Memory address register
Memory data register
Program counter
Instruction register
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Question # 28
What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson.
Choose an answer
AX3/33
NEC-20
Magnum 2000 d
HCl -3000
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Question # 29
What does the disk drive of a computer do.
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Rotate the disk
Read the disk
Load a program from the disk into the memory
Both B and C
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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
The function 'foo' returns the following type as result.
Choose an answer
Ineger
No result is returned
Float
Double
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