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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)
The ______________ folder retains copies of messages that you have started but are not yet ready to send.
[A]
Drafts
[B]
Outbox
[C]
Address Book
[D]
Sent Items
(2)
Which of the following refers to the forging of the return address on an e-mail so that the e-mail message appears to come from someone other than the actual sender?
[A]
Spoofing
[B]
Redacting
[C]
Spamming
[D]
Pharming
(3)
Which of the following refers to blacking out portions of the document, usually to protect confidential information, so that it cannot be recovered later?
[A]
Redacting
[B]
Encrypting
[C]
Spoofing
[D]
Defacing
Answer: Redacting
Sol. Redacting means blacking out portions of the document, usually to protect confidential information, so that it cannot be recovered later. The redacted portion of the document has black bars covering the selected text and the text is no longer there.
(4)
Which of the following is not a web browser?
[A]
Firefox
[B]
Safari
[C]
FTP
[D]
Edge
Answer: FTP
Sol. File Transfer Protocol (FTP) is not a web browser. It is a standard network protocol used for the transfer of computer files between a client and server on a computer network.
(5)
Verification is process of ?
[A]
Access
[B]
Login
[C]
Logout
[D]
Authentication
(6)
MPG is an file extension of which type of files ?
[A]
Audio
[B]
Image
[C]
Video
[D]
Flash
(7)
In banking, railways etc which computers are used ?
[A]
Mini Computers
[B]
Micro Computers
[C]
Main Frames
[D]
Super Computers
(8)
Who invented keyboard ?
[A]
James Gosling
[B]
Steve Jobs
[C]
Martin cooper
[D]
Christoper Latham Sholes
Answer: Christoper Latham Sholes
(9)
Which among following is responsible for finding and loading operating system into RAM ?
[A]
Bootstrap Loader
[B]
CMOS
[C]
BIOS
[D]
DMOS
(10)
Which operating system is developed by Apple ?
[A]
Linux
[B]
Window
[C]
Mac OS
[D]
DOS
(11)
Who is known as father of Artificial Intelligence ?
[A]
John McCarthy
[B]
Vint Cerf
[C]
Dennis Ritchie
[D]
James Gosling
(12)
Charles Babbage designed the first mechanical computer named
[A]
Analytical Engine
[B]
Processor
[C]
Comp Engine
[D]
Abacus
Answer: Analytical Engine
(13)
How many important type of memory are present in a computer?
[A]
One
[B]
Two
[C]
Three
[D]
Four
(14)
An email account includes a storage area, often called ________
[A]
Mailbox
[B]
Hyperlink
[C]
IP address
[D]
None of these
(15)
__________ computers represent data as variable points along a continuous spectrum of values.
[A]
Analog
[B]
Digital
[C]
Precise
[D]
Mainframe
(16)
Which of the following is used by the tablet PC to write on the screen.
[A]
Finger
[B]
Mouse
[C]
Digitalizer
[D]
Stylus
(17)
_________ is a set of computer programs used on a computer to help perform tasks.
[A]
An instruction
[B]
Memory
[C]
A processor
[D]
Software
(18)
The blank white area near the edges of every page in a word document is known as a ________.
[A]
Cut mark
[B]
Margin
[C]
New area
[D]
Indent
(19)
In which group can you find or replace text and select text or objects in a document?
[A]
Proofing
[B]
Paragraph
[C]
Editing
[D]
Font
(20)
What happens when you boot up a PC?
[A]
Portions of the operating system are copied from disk into memory
[B]
Portions of the operating system are copied from memory onto disk
[C]
Portions of the Operating system are complied
[D]
Portions of the operating system are emulated
Answer: Portions of the operating system are copied from disk into memory
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