Download PDF
Free download in PDF Computer Awareness Multiple Choice Questions(MCQs) & Answers. These multiple choice questions on Computer Science are very useful for NIELIT, BCA, B.Sc. MCA, M.Sc. B.Tech, M.Tech, BE, ME students an interview for various positions like Web Developer, System Analyst etc.
(1)
10BaseT uses _________ cables to connect network devices.
[A]
twisted-pair
[B]
coaxial
[C]
multi-mode fiber optic
[D]
single-mode fiber optic
(2)
E-R modeling technique uses which approach?
[A]
Top-down approach
[B]
Bottom-up approach
[C]
Left-right approach
[D]
Both top-down and bottom-up
Answer: Top-down approach
(3)
Which of the following is a folder that retains copies of messages have started but are not yet send to the recipient?
[A]
Inbox
[B]
Outbox
[C]
Sent Items
[D]
Drafts
(4)
Which of the following component is a part of RAM?
[A]
Magnetic cores
[B]
Micro-Processors
[C]
Photoelectric cells
[D]
Floppy disks
(5)
______ controls the way in which the computer system functions and provides a means by which users can interact with computer.
[A]
The platform
[B]
The operating system
[C]
Application software
[D]
The motherboard
Answer: The operating system
(6)
Which of the following statements is incorrect about a message-switched network?
[A]
It reduces traffic congestion
[B]
It allows prioritizing of messages
[C]
It allows broadcasting of messages
[D]
It is an inexpensive network
Answer: It is an inexpensive network
(7)
Which of the following option may be used to change page-size and margins?
[A]
Layout
[B]
View
[C]
Tools
[D]
Data
(8)
Encryption and Decryption are the functions of __________ layer.
[A]
Transport
[B]
Session
[C]
Application
[D]
presentation
(9)
How long is an IPv6 address?
[A]
32 bits
[B]
128 bytes
[C]
64 bits
[D]
128 bits
(10)
The first electro-mechanical computer MARK-1 invented was by ______.
[A]
Charles Pascal
[B]
John W Mauchly
[C]
Howard Aiken
[D]
Clifford Berry
(11)
A/(n) ___________ is an object embedded in a web page or email, which unobtrusively (usually invisibly) allows checking that a user has accessed the content
[A]
Email
[B]
Virus
[C]
Web beacon
[D]
Spam
(12)
Which of the following techniques can be used to store a large number of files in a small amount of storage space?
[A]
File adjustment
[B]
File copying
[C]
File compatibility
[D]
File compression
(13)
Which of the following elements are used in an e-mail to express emotions of feelings clearly?
[A]
Acronyms
[B]
Abbreviations
[C]
Rich text
[D]
Emotions or smileys
Answer: Emotions or smileys
(14)
Which of the following is a part of the Central Processing Unit?
[A]
Printer
[B]
Key board
[C]
Mouse
[D]
Arithmetic & Logic unit
Answer: Arithmetic & Logic unit
(15)
Computer connected to a LAN (Local Area Network) can ______.
[A]
Run faster
[B]
Go on line
[C]
E-mail
[D]
Share information and /or share peripheral equipment
Answer: Share information and /or share peripheral equipment
(16)
COBOL is widely used in ____________ applications.
[A]
Commercial
[B]
Scientific
[C]
Space
[D]
Mathematical
(17)
What is correcting errors in a program called ?
[A]
Interpreting
[B]
Translating
[C]
Debugging
[D]
Compiling
(18)
By CD you can
[A]
Read
[B]
Write
[C]
Read and Write
[D]
Either Read or Write
(19)
While recording a macro, the third step will be–
[A]
Using your mouse or key-board, perform the task you want to automate
[B]
Assign a keyboard shortcut to the macro
[C]
Give the macro a name
[D]
Start recording
Answer: Assign a keyboard shortcut to the macro
(20)
Which cannot be used to close the Word application–
[A]
ALT+ F4
[B]
File-> Close
[C]
File-> Exit
[D]
X button in the word window
Take Mock Tests