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GAT Subject Computer Science Online MCQs MCQs With Answers
Question # 1
The person who fills the role of change agent is the
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System user
System analyst
Administrator
client
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Question # 2
A systems analyst would observe the flow of data and interrelations of people with in an organization during.
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Detail design
Preliminary design
System analysis
A system survey
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Question # 3
The rate of screen refreshment is called.
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Pixel speed
Raster rate
bit map speed
scan rate
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Question # 4
Which of the following is a major benefit of drill and practice computer assisted instructions
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Students who use CAI develop their social skills
There is immediate feedback for the student
All strudents can learn at the same, fixed pace none of the above.
None of the above
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Question # 5
A data base files is a collection of which of.
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Cells
Records
Keys
Name and address
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Question # 6
Management of an operating system is handled by
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By interpreter
The supervisor program
Utility program
The CPU
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Question # 7
Implementation of a program involves.
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Compilation of the program
Debugging the program
Testing the program with data
All of the above
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Question # 8
Software to use the internet is.
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Gateway
EFT
Browser
Teleconferencing
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Question # 9
The disadvantages of analog computer over the digital computer lies in its.
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Set up being closely resembling the physical system
Having parallel struc
Being readily tied up with a physical system without uinsg expensive inter phase.
Need for scaling, limited number of units, limited accuracy
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Question # 10
Who Invented the modem?
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IBM
DEC
AT & T information system, USA
Apple computers Inc.
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Question # 11
To reduce costs for multiple copies, or to remove restrictions on software copying and use at a network site, a company can sometimes purchase a .
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Standard licence
Site licence
Net work licence
b or c
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Question # 12
The most common storage devices in a computer system are.
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Printers and monitors
Disk drives and printers
Disk drives and tape drives
Tape drives and keyboards
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Question # 13
In computer terminology,the term wetware stand for .
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Artificial intelligence
Any organic intelligence
Molecular biology
Molecular scale computer
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Question # 14
Historically, the first computer were use for.
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Text processing
Data storage
Simulation and modeling
Arithmetic calculations
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Question # 15
A large, room sized computer is referred to as an
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Microcomputer
Main frame
Embedded comptuer
Workstation
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Question # 16
True color is photo quality and typically uses ___________ bits of memory for each pixel on the screen.
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2
4
24 or 32
8 or 6
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Question # 17
Which menu of MS-Access contains the command "New"?
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File
Edit
View
Format
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Question # 18
An automated factory is more efficient than a traditional factory because.
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Integration of planning and manufacturing is tighter
Materials and machines spend less time sitting idle
Wast in facilities, raw material and labor is reduced
All of the above
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Question # 19
Which one of the following is another name of pointer?
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Cursor
Pixtel
Monochrome
Icon
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Question # 20
Research is bringing down the cost of solid state semiconductor storage , which me.
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the cost computers will rise.
Rewritable cards will probably replace most disks and ROM
Storage capacity will become fixed
We will conserve our store of silicon.
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Question # 21
The name for the screen clarity is.
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Resolution
Discrete
Pixel
LCD
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Question # 22
The process of executing several programs simultaneously by the use of more than one processing unit is called.
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Multiprogramming
Time sharing
Multiprocessing
Batch processing
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Question # 23
A general trend in computer languages is an evolution towards.
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Machine language
C
Natural language
Assimbly language
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Question # 24
The heart of a digital computer is.
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Control unit
Memory unit
Logic unit
Visual display unit
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Question # 25
An engineer who uses a mathematics processor to test the stress capacity of a bridge is.
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Putting live sin danger
Modeling
Vizualizing
Calculating
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Question # 26
Formula can be applied on:
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Values
Labels
Unmerged cells
None of the above
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Question # 27
The concept of relational model was created in?
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1945
1964
1955
1970
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Question # 28
Screen displays for video games and embellished photographic images involve the use of.
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Bitmapped image editing
Object oriented drawing
Illustration software
One of these
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Question # 29
A computer devices its basic strength from
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Speed
Accuracy
Memory
All of above
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Question # 30
The lowest level of management is concerned with
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Operational information
Traditional information
Long term planning
Strategic information
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Question # 31
People who prepare data for processing are.
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Programmer
Librarians
Printers
Data entry operators
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Question # 32
Spell checkers cannot detect.
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Errors of context
Word not int the checkers dictionary
All misspelled proper names
All of the above
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Question # 33
A portable operating system.
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Generic
Backup
Allocated
Utility
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Question # 34
A program that allows users to work with one file at a time is called a.
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DBMS
File manager
PIM
None of these
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Question # 35
A computer can be defined as an electronic device that can .
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Carry out arithmetic operation
Carry out logical operation
Do complicated calculation
Accept and process data by implementing sequentially a set of stored instructions.
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Question # 36
Program maintenance means.
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Maintaining a program exactly the way it was initially developed
Changing a program due to changes in the organization
A dopting an altogether new program
Removing the errors from a program
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Question # 37
Typical gray scale graphics allow each pixel to appear as black, white or gray by
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Assigning 1 bit per pixel
By mixing black and white pixels to produce gray
Assigning 8 bits per pixel ,allowing for 256 shades of gray
None of these
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Question # 38
Machine language is a ........... language,
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Low level
High level
Middle level
None of these
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Question # 39
How many types or layouts of forms are available in MS-Access.
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2
4
5
8
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Question # 40
If the experts are right, we can expect the price - to - performance ratio of hardware.
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To double every year or two for several years.
To go down every year or two for several years
To stay the same for a while
None of the abvoe
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Question # 41
Another name for an antivirus:
Choose an answer
Vaccine
Worm
Trojan Horse
DES
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Question # 42
Software to peruse the internet:
Choose an answer
gate way
EFT
Browser
Teleconferencing
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Question # 43
Which of the following does not provide a graphical user interface.
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OS/2
MS-DOS
Macintosh
Windows NT work station
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Question # 44
The secret words or numbers to be typed in on a keyboard before any activity can take place are called.
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Biometric data
Data encryptions
Passwords
Private words
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Question # 45
Ragged right means the right margin is set to be
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Uneven
even
Variable
wide
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Question # 46
Computer that used transistors by transferring electricity across a resistor were considered to be.
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First generation
Second generation
Third generation
Fourth generation
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Question # 47
The part of the computer system which performs the house keeping functins is called.
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Interpreter
Compiler
Operating system
Assembler
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Question # 48
The entire computer system is coordinated by.
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The ALU
The accumulator
The control unit
Arithmetic operators
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Question # 49
An application package is used to.
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Meet specific needs of a user
Run the computer system better
Run the compiler smoothly
Enable operating system control harware better
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Question # 50
Most word processors today include this feature, which compares teh words ina document with words in a disk based dictionary.
Choose an answer
rhymer
Spell checker
Outliner
Processor
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Question # 51
In desktop publishing systems, this software is used to combine the source documents into a coherent, visually appealing publication.
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Page layout software
Database software
Spreadsheet software
Telecommunication software
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Question # 52
An analog computer produces its results inthe form of .
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Numbers
Codes of '0' s and '1' s
Log format
Graphs
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Question # 53
The hexadecimal number system is widely used in analyzing and programming in.
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Analog computer
Binary computer
micro computer
decimal computer
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Question # 54
This spreadsheet capability not only allows for easy correction of errors, but also makes it easy to try out different values while searching for solutions.
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Automatic recalculation
Replication of values
Predefined function
Linking
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Question # 55
A set of rules for the exchange of data between a terminal and a computer or between two computers is called.
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Modems
Protocol
bps
Transmissons
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Question # 56
What are string constants?
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A set of positive and negative numbers.
A set of characters enclosed in quotation marks.
Both of these
None of these
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Question # 57
Internet explorer was first introduced in.
Choose an answer
2005
1998
1995
1990
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Question # 58
In a spreadsheet program an _______ typically appears on the screen as a grid of numbered rows and alphabetically lettered columns.
Choose an answer
Cell
Address
Location
Worksheet
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Question # 59
the abacus emerged about__________ years ago in Asia Minor.
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4,000
5,000
6,000
7,000
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Question # 60
What layer of OSI model does data compression?
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Network
Presentation
Data link
Physical
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Question # 61
Logical security for on line systems is achieved primarily by_ and authorization codes.
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MIS
Passwords
Tactical
None of the abvoe
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Question # 62
Using computer to design and manufacture products is called
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Inseribing
Detalling
CAD/CAM
Imaging
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Question # 63
CPU stand for
Choose an answer
Central processing unit
Central process unit
Commercial process unit
None of the above
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Question # 64
Which of the following would work to keep a class gradebook that automatically upgrades totals when grades are entered?
Choose an answer
Word processor
Spread sheet
MS-DOS
None of these
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Question # 65
The number 7F00 in Hexadecimal when multiplied by 61 is.
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7F16
167F00
7F006
None of these
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Question # 66
Which of the following are logical structures within an algorithm that maintain the order in which instructions are carried out.
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Logic stateemnts
Program statements
Control structures
Data structures
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Question # 67
A modem can.
Choose an answer
Be used as a regular phone when needed
Convert analog signals to digital signals
Provide user iterface with the operating system
Only be installed inside th comuter chassis
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Question # 68
Most computer crimes are committed by.
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Hackers
International spies
Highly trained computer consultants
Company insiders who have no extraordinary technical ingenuity
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Question # 69
Document imaging system include.
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Scanners
Magnetic and optical storage disk drives
Fax machines
All of the above
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Question # 70
In computer science , by information we mean.
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Any output coming out form computer
Processed data put in intelligent form
A report printed by computer
Plural of data
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Question # 71
The differential equations are solved by.
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analog computers.
Digital computers
Differenctial machine
Both analog and digital computers.
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