Basics of Computer Science Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to Basics of Computer Science. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 -

1. The Digital computer solves problems by calculating and dealing with each number digit by digit.

2. In the present day, most of the computer systems are the digital computers.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

A Digital Computer is one of the types of computer system.

Q 2 - The malicious software program, which is detrimental to other computer programs is known as

A - Virus

B - Worms

C - Trojans

D - Spyware

Answer : A

Explanation

Computer virus is a sort of malware that corrupts other computer system very badly.

Q 3 - Consider the following statements:

1. Iris scanning involves capturing an image of one or both the eyes for security purpose.

2. Iris pattern forms at birth and its pattern are unique for every individual and remains stable for throughout the life.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

Iris pattern of even identical twin is different; however, the technique of iris scanning might not work if the person is wearing contact glasses or having aniridia (glaucoma).

Q 4 - Consider the following statements:

1. E-mail messages are customarily encoded in American Standard Code for Information Interchange (ASCII) text.

2. The most frequent protocol for sending e-mail is Simple Mail Transfer Protocol (SMTP).

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 5 - Consider the following statements:

1. HTTP is a communication protocol, which is used to connect to Web servers on the Internet as well as on a local network (i.e. intranet).

2. The essential function of HTTP is to establish a connection with the server and send HTML pages back to the user's browser by using logical links (or hyperlinks) between nodes containing text.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

HTTP stands for HyperText Transfer Protocol.

Answer : C

Explanation

Fifth generation computer was an initiative by Japan's Ministry of International Trade and Industry.

Q 7 - A web address is usually known as

A - URL

B - UWL

C - WWW

D - UVL

Answer : A

Explanation

URL stands for Uniform Resource Locator.

Q 8 - Who among the following has designed the Java programing language?

A - Rasmus Lerdorf

B - Guido van Rossum

C - Brendan Eich

D - James Gosling

Answer : D

Explanation

James designed Java in 1995.

Q 9 - Who among the following had developed the first commercially available portable computer?

A - Ada Lovelace

B - Adam Osborne

C - Adi Shamir

D - Alain Glavieux

Answer : B

Explanation

N/A

Q 10 - Which among the following is the shortcut key to close the active window?

A - Alt + F4

B - Ctrl + F6

C - Alt + F10

D - Ctrl + L

Answer : A

Explanation

N/A

Answer : A

Explanation

All the information stored, processed, or any other information used in computer is known as data.

Q 12 - Magnetic disk or simply disk is an information storage device.

A - City

B - Organization

C - Department

D - Individual

Answer : D

Explanation

N/A

Q 13 - On a computer keyboard some keys are given twice (one left side and one right side); which among the following is given only once?

A - Alt key

B - Shift key

C - Ctrl key

D - Tab key

Answer : D

Explanation

Tab is given only once only on the left side.

Q 14 - Consider the following statements?

1. Programming language is an artificial language, used by computer to express computation.

2. Programming language is a set of keywords, symbols, and a system of rules that constructs meaningful statements.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 15 - Which among the following correctly defines the term Virtual Memory?

A - Server memory

B - Random Access Memory

C - Flash drive

D - Secondary storage memory/hard disk

Answer : D

Explanation

The secondary storage memory i.e. hard disk is used by CPU as an extended memory.

Q 16 - A set of instructions or guidelines that commands computer how to perform a task is known as

A - Hardware

B - Software

C - Program

D - Stored data

Answer : C

Explanation

A computer system essentially requires programs to function properly.

Q 17 - In a network system, which among the following is the most powerful computer?

A - Laptop

B - Desktop

C - Server

D - Notebook

Answer : C

Explanation

N/A

Q 18 - Consider the following statements:

1. Search engine is a specialized application/program that helps users to search the information on the web/internet.

2. Search engine can find anything available on the internet in fraction of seconds.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

The major search engines are Google, MSN, Yahoo, etc.

Q 19 - Which among the following describes that how a message should be transmitted and what action web servers and browsers should take in response to the command given by the users?

A - Transmission Control Protocol

B - File Transfer Protocol

C - Hyper Text Markup Language

D - HTTP

Answer : D

Explanation

HTTP stands for Hyper Text Transfer Protocol.

Q 20 - Which among the following services is not provided by the internet?

A - Money transfer

B - Booking of movie ticket

C - Making friendship

D - Delivering Nike shoe

Answer : D

Explanation

On the internet, one can book/order, but internet cannot delivery any physical product; it means, internet provide booking service and product is delivered through courier service.

basics_of_computer_science_online_quiz.htm
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