IT &computer MCQ section 2 MCQ Questions & Answers Detailed Explanation
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The following question based on IT & computer topic of general awareness mcq
(a) One
(b) Three
(c) Four
(d) Two
The correct answers to the above question in:
Answer: (b)
Electronic mail, most commonly referred to as email, is a method of exchanging digital messages from an author to one or more recipients.
Normally, there could be three types of recipients:
- the target recipient;
- a carbon copy (Cc) recipients; and
- blind carbon copy (Bcc) recipients.
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Read more it and computer Based General Awareness Questions and Answers
Question : 1
What is clickjacking ?
a) A form of Computer Engineering
b) Malicious technique of tricking Web usear into revealing confidential information
c) A device that sends and receives data in a bit second
d) A digital process that is used to display an image on monitor
Answer »Answer: (b)
Clickjacking is a malicious technique of tricking a Web user into clicking on something different to what the user perceives they are clicking on, thus potentially revealing confidential information or taking control of their computer while clicking on seemingly innocuous web pages. It is a browser security issue that is vulnerable across a variety of browsers and platforms.
A clickjacking takes the form of embedded code or a script that can execute without the user’s knowledge, such as clicking on a button that appears to perform another function. The term “clickjacking” was coined by Jeremiah Grossman and Robert Hansen in 2008.
Question : 2
_____ is required to boot a computer.
a) Assembler
b) Loader
c) Operating system
d) Compiler
Answer »Answer: (c)
Booting is a startup sequence that starts the operating system of a computer when it is turned on.
To boot a computer is to load an operating system into the computer’s main memory or random access memory (RAM). Once the operating system is loaded, it is ready for users to run applications.
Question : 3
The term GIGO is related to
a) Automatic
b) Flexibility
c) Versatility
d) Accuracy
Answer »Answer: (d)
Garbage in, garbage out (GIGO), in the context of information technology, is a slang expression that means regardless of how accurate a program’s logic is, the results will be incorrect if the input is invalid.
A program gives inaccurate results due to inaccurate data provided because a computer will always attempt to process data given to it. So GIGO is related to the accuracy of output which, in turn, is dependent on the accuracy of inputs.
Question : 4
Which of the following uses the spawn mechanism to duplicate itself ?
a) Keystroke logger
b) Trojan horse
c) Worm
d) Logic bomb
Answer »Answer: (c)
A worm is a process that uses the spawn mechanism to clobber system performance.
The worm spawns copies of itself, using up system resources and perhaps locking out the system used by all other processes. On computer networks, worms are particularly potent, since they may reproduce themselves among systems and thus shut down the entire network.
Such an event occurred in 1988 to UNIX systems on the internet.
Question : 5
Which among the following is the name given to the cursor for the computer language ‘LOGO’?
a) Spider
b) Robot
c) Frog
d) Turtle
Answer »Answer: (d)
LOGO is a computer programming language used for functional programming. It is used for generating basic shapes using a turtle cursor.
The turtle cursor is an on-screen cursor, which can be given movement and drawing instructions, and is used to programmatically produce line graphics.
Question : 6
_______ is a type of computing that performs computation, storage and even applications as a service across a network.
a) Parallel Computing
b) Cloud Computing
c) Distributed Computing
d) Virtual Computing
Answer »Answer: (b)
Cloud computing is a type of Internet-based computing that provides shared computer processing resources and data to computers and other devices on demand.
It enables convenient, on-demand network access to a shared pool of networks, servers, storage, applications, and services that can be rapidly provisioned with minimal effort or service provider interaction.
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IT &computer MCQ section 1
IT &computer MCQ section 2
IT &computer MCQ section 3
IT &computer MCQ section 4
IT &computer MCQ section 5
IT &computer MCQ section 6
IT &computer MCQ section 7
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