IT &computer MCQ section 3 MCQ Questions & Answers Detailed Explanation
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The following question based on IT & computer topic of general awareness mcq
(a) FORMAT
(b) DIR
(c) COPY
(d) PROMPT
The correct answers to the above question in:
Answer: (a)
FORMAT is an MS-DOS external command.
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Read more it and computer Based General Awareness Questions and Answers
Question : 1
Which country has the largest internet users?
a) India
b) USA
c) China
d) Russia
Answer »Answer: (c)
As per the latest data of International Telecommunications Union, China had the largest number of internet users in the world (721,434,547) as of 30 June, 2016. India comes second with 462,124,989 internet users.
Question : 2
FORTRAN is called :
a) File Translator
b) Formula Translator
c) Format Translator
d) Floppy Translator
Answer »Answer: (b)
Fortran is a general-purpose, imperative programming language that is especially suited to numeric computation and scientific computing. Its name is a contraction of FORmula TRANslation. It aims to provide a way to tell computers to calculate complicated mathematical expressions, with more ease than assembly language.
Question : 3
How much data does a standard floppy disk hold?
a) 20 MB
b) 512KB
c) 1.44MB
d) 1GB
Answer »Answer: (c)
The floppy disk were produced with a capacity of 720 KB, followed by what became the most common format, 1.44 MB. All disks had a rectangular hole which, if obstructed, write-enabled the disk. 1.44 MB disks had another hole which identified them as being of that capacity.
Question : 4
A computer virus is
a) data that the computer fails to handle.
b) a chemical that attacks silicon.
c) a micro-organism that destroys integrated circuits.
d) a special kind of computer programme.
Answer »Answer: (d)
A computer virus is a computer programme that can replicate itself and spread from one computer to another. The term “virus” is also commonly, but erroneously, used to refer to other types of malware, including but not limited to adware and spyware programs that do not have a reproductive ability.
Malware includes computer viruses, computer worms, Trojan horses, most rootkits, spyware, dishonest adware and other malicious or unwanted software, including true viruses.
Question : 5
Direct access of file is also known as
a) file access
b) random access
c) relative access
d) sequential access
Answer »Answer: (b)
In computer storage, direct access is the ability to obtain data from a storage device by going directly to where it is physically located on the device rather than by having to sequentially look for the data at one physical location after another.
Direct access is also called random access because it allows equally easy and fast access to any randomly selected destination.
Question : 6
Who developed the concept of email ?
a) Ray Tomlinson
b) Bill Gates
c) Arthur C. Clark
d) Sabir Bhatia
Answer »Answer: (a)
Ray Tomlinson is credited with developing the first viable e-mail program in 1971 for use on the ARPANET.
Although text messages were occasionally sent over the network, Tomlinson created the first program. it is a method of exchanging digital messages from an author to one or more recipients. Modern email operates across the Internet or other computer networks.
Some early email systems required that the author and the recipient both be online at the same time, in common with instant messaging. Today’s email systems are based on a store-and-forward model.
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IT &computer MCQ section 1
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IT &computer MCQ section 6
IT &computer MCQ section 7
IT & computer Shortcuts and Techniques with Examples
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