More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
ECAT Computer Science Online Test MCQs With Answers
Question # 1
The disk storage that uses both a magnet and laser beam.
Choose an answer
hashing
magneto-optical
CD-ROM
WORM
Previous
Skip
Next
Question # 2
Computer is a combination of:
Choose an answer
Software
Hardware
Both A and B
None
Previous
Skip
Next
Question # 3
In______________communication modes the data communication can take place in only one direction
Choose an answer
Simplex
Half-duplex
Full-deplex
None
Previous
Skip
Next
Question # 4
Micro processor is based on
Choose an answer
thermionic values
transistors
integrated circuits
single integrated circuit or chip
Previous
Skip
Next
Question # 5
Which of the following FORTRAN statement is valid?
Choose an answer
DIST=VELO * + TIME
HYP ** 2=BASE **2 + PERP ** 2
X = X +1.0
SAL + COMM = 180.0 + PROFIT
Previous
Skip
Next
Question # 6
In Boolean algebra A.0 is
Choose an answer
0
1
A+0
A+1
Previous
Skip
Next
Question # 7
Data items are generally classified into which type of codes
Choose an answer
Numeric
Alphanumeric
Character
All of the above
Previous
Skip
Next
Question # 8
The process of transferring data from one location to another is called:
Choose an answer
Data processing
Data Computing
Data communication
Data sequencing
Previous
Skip
Next
Question # 9
Which of the following variable name is legal?
Choose an answer
PAK 123
A * B
COMPUTER
A/B
Previous
Skip
Next
Question # 10
Network topologies are categorized into the following basic types
Choose an answer
Bus, Ring
Star , Tree
Mesh
All of the above
Previous
Skip
Next
Question # 11
A device that inputs data by scanning letters and number is a
Choose an answer
keyboard
wand reader
mouse
diskette
Previous
Skip
Next
Question # 12
The time require for the access arm to get into position over a particular track is.
Choose an answer
rotational delay
data transfer
seek time
head switching
Previous
Skip
Next
Question # 13
Primary storage for the UNIVAC was via
Choose an answer
punched cards
transistors
magnetic cores
disk packs
Previous
Skip
Next
Question # 14
After starting the solution to a problem is pesudocode, the next step would be
Choose an answer
testing the program
coding the program
documenting the program
translating the program
Previous
Skip
Next
Question # 15
An A/D converter does the conversion from
Choose an answer
Digital to analog
Analog to digital
Voltage to ampere
Direct to alternate current
Previous
Skip
Next
Question # 16
126
8
+ 425
8
= __________
Choose an answer
111101011
2
101101001
2
101101011
2
101100011
2
Previous
Skip
Next
Question # 17
Voice input device convert voice input to
Choose an answer
digital code
OCR-A
bar codes
optical marks
Previous
Skip
Next
Question # 18
The person who requests study or work on a system is the.
Choose an answer
client
analyst
change agent
user
Previous
Skip
Next
Question # 19
Excess-3 code is known as
Choose an answer
Weighted code
cyclic redundancy code
algebraic code
self complementing
Previous
Skip
Next
Question # 20
Wrong Statement.
Choose an answer
Information stored in RAM can be changed by over writing it
Information stored in ROM cannot be changed by over writing it
Information can be stored in any location of RAM
Computer main memory can be accessed only sequentially
Previous
Skip
Next
Question # 21
Which type of computer operates by directly counting numbers.
Choose an answer
special purpose
analog
digital
hybrid
Previous
Skip
Next
Question # 22
Pick out the wrong definition
Choose an answer
Access time - time needed to access the output
EDP- acronym for Electronic Data Processing
COBOL - a language used for business data processing
Control unit - heart of a computer
Previous
Skip
Next
Question # 23
Data gathering and data analysis take place.
Choose an answer
after the system survey
after system analysis
during system design
during evaluation
Previous
Skip
Next
Question # 24
Testing of each individual program or module is called.
Choose an answer
program testing
volume testing
system testing
unit testing
Previous
Skip
Next
Question # 25
A device which connects multiple nodes to the network is
Choose an answer
A modem
A Hub
A repeater
A router
Previous
Skip
Next
Question # 26
Electronic Numerical Integrator and Calculator (ENIAC machine) belongs to the
Choose an answer
first generation digital computer
second generation computer
third generation computer
fourth generation computer
Previous
Skip
Next
Question # 27
Storage of 1K means that it has following number of storage locations
Choose an answer
1000
964
1024
1032
Previous
Skip
Next
Question # 28
A conceptual error in a program is a/an
Choose an answer
Logical error
Execution error
Syntactical error
None of the above
Previous
Skip
Next
Question # 29
The Barcode is called
Choose an answer
Universal product code
EBCDIC code
ASCll Code
Unicode
Previous
Skip
Next
Question # 30
What is the size of standard floppy disk?
Choose an answer
6 1/2
n
3 1/2
n
8 1/2
n
4 1/2
n
Previous
Skip
Next
Question # 31
For printing of large drawings and images we use
Choose an answer
Laser printer
Plotter
Line printer
Dot matrix printer
Previous
Skip
Next
Back