Important and Repeated Computer Questions
Questions from Computer Portion
are mandatory for all kind of job tests in all test-taking Organizations. We
have collected some most repeated Questions from the past papers of all testing
Organizations. We have compiled those questions for the job aspirants for their
upcoming job test. These questions can play an important role in your next job
test.
1.
A modulator is used to
convert?
a)
Analog signal to digital
signal
b)
Digital signal to analog
signal
c)
Both a and b
d)
None of the above
2.
Which one of the
following is a dot matrix printer?
a)
Drum Printer
b)
Impact Printer
c)
Inkjet Printer
d)
Laser Printer
3.
What is the abbreviation
of CRT?
a)
Crystal Rays Tube
b)
Clarity Rays Tube
c)
Cathode Rays Tube
d)
None of the above
4.
Which of the following
program translate one statement of program instructions at a time into machine
language?
a)
Simulator
b)
Compiler
c)
Interpreter
d)
CPU
5.
What is the abbreviation
of NTFS?
a)
New Technology File
System
b)
Network File Saving
c)
New Trend File Saving
d)
None of the above
6.
In MS windows what is
the function of the F1 key?
a)
Refresh
b)
Save
c)
Exit
d)
Help
7.
1 Gigabyte of data is
equal to?
a)
1024 Megabyte
b)
1024 Kilobyte
c)
1024 bytes
d)
1024 bits
8.
In the computer most widely
used code to represent the characters?
a)
EBCDIC
b)
BCD
c)
ASCII
d)
None of these
9.
What type of reader is
used to read the bank cheque?
a)
Bar-code-reader
b)
Magnetic-ink reader
c)
Optical –mark reader
d)
None of the above
10. Which device store the information that helps the computer
startup?
a)
Hard Disk
b)
ROM
c)
RAM
d)
Keyboard
11. The process of moving data and instructions between storage and memory
is called?
a)
Exchanging
b)
Pipelining
c)
Swapping
d)
Volatility
12. Which of the following device notify the system software, when the key is pressed?
a)
Keyboard Handler
b)
Keyboard Buffer
c)
Keyboard Controller
d)
Keyboard
13. Which of the following company introduced DOS?
a)
IBM
b)
Bell Lab
c)
Microsoft
d)
Xerox
14. The operating system based on the open-source software is?
a)
Linux
b)
Windows NT
c)
Windows 2000
d)
Unix
15. The time taken by a device to begin reading data is called?
a)
Write Time
b)
Access Time
c)
Read Time
d)
Seek Time
16. The raid technology which contributes to fault tolerance is?
a)
Data Stripping
b)
Tolerant Computing
c)
Disk Mirroring
d)
None of the above
17. What is the abbreviation of WAN?
a)
Metropolitan Area
Network
b)
Manufactured Arrangement
of Networks
c)
Marked Area Network
d)
None of the above
18. Which of the following software is used for workgroup computing?
a)
Groupware
b)
Freeware
c)
Shareware
d)
Both a & b
19. The standards that were developed without any formal planning are?
a)
ISO
b)
De Jure
c)
De Facto
d)
Both a & b
20. Identify the LAN protocol from the following?
a)
Token Ring
b)
ARC net
c)
Ethernet
d)
All of the above
21. The bottom-most layer of the ISO system is called?
a)
Transport Layer
b)
Physical Layer
c)
Network Layer
d)
Data Link Layer
22. In which of the following data is transmitted block by block?
a)
Asynchronous
b)
Synchronous
c)
Analog
d)
Digital
23. Which of the following is an important property of Optical Fiber
Cable?
a)
Interference
b)
Reflection
c)
Refraction
d)
None of the above
24. In which of the following analog data is converted into digital?
a)
Conversion
b)
Digitalization
c)
Demodulation
d)
Modulation
25. The memory that can be re-written by using the electrical device?
a)
EPROM
b)
EEPROM
c)
ROM
d)
PROM
26. Which of the following is a polymorphic virus?
a)
Logic Bomb
b)
Chernobyl
c)
Trojan Horse
d)
Rudolf
27. World Wide Web uses which of the following protocol?
a)
HTTP
b)
FTP
c)
Ethernet
d)
TCP/IP
28. Which of the following primary key consists of more than one
attribute?
a)
Global Key
b)
Multivalued Key
c)
Composite Key
d)
Foreign Key
29. An attribute in the database is also called?
a)
Field
b)
Row
c)
Relation
d)
Tuple
30. Who developed the C language?
a)
John Backus
b)
Charles Babbage
c)
Dennis Ritchie
d)
Van Neumann
31. A space allocated for some data that can be changed is called?
a)
Floating Point
b)
Integer
c)
Constant
d)
Variable
32. Which of the following allows to extract specific information from
the database?
a)
Records
b)
Reports
c)
Forms
d)
Queries
33. The instructions which are given to the compiler before the start
of accrual, the program is called?
a)
C instruction
b)
Linking Instruction
c)
Preprocessor Directive
d)
C statement
34. Which of the following key combination is used to run C program?
a)
Ctrl+F9
b)
Alt+F5
c)
Ctrl+S
d)
Alt+F9
35. In the different table, different attributes having the same names
are called?
a)
Mutual Exclusive
b)
Homonym
c)
Synonym
d)
Acronym
36. What is an SQL?
a)
Software
b)
Object-Oriented Langauge
c)
Structured Language
d)
Unstructured Language
37. The Loop which continues and never ends is called?
a)
Nested Loop
b)
Running Loop
c)
Continues Loop
d)
Infinite Loop
38. Which of the following term is also used for a conditional
operator?
a)
Ternary
b)
Selective
c)
Iteration
d)
Binary
39. How many total keywords are in C?
a)
50
b)
32
c)
66
d)
54
40. What is the abbreviation of CIM?
a)
Computer Intel Marketing
b)
Computer International
Management
c)
Copy in Memory
d)
Computer Integrated
Manufacturing
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