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 - Consider the following statements:

1. Data stored in RAM can be erased or altered.

2. Data stored in ROM cannot be erased or altered rather it can be read only.

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

ROM chips have information permanently embedded in the computer architecture and can be read only. RAM stands for Random Access Memory and ROM stands for Read Only Memory.

Q 2 - A group of ... is commonly called as one byte.

A - Six bits

B - Eight bits

C - Twelve bits

D - Fifteen bits

Answer : B

Explanation

However, the size of the byte is not strictly defined.

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 -

1. The system of file naming in DOS system can categorized into two parts.

2. The Primary name may be one to eight characters in length and the Secondary name may be 0 to 3 characters.

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 Primary file name (and file extension) is separated by a dot (.).

Q 5 - Consider the following statements:

1. Gopher was an Internet application that hierarchically-organizes text files.

2. The model of Gopher is based on the clients and servers.

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 6 - The Second Generation Computer used

A - Transistors

B - Integrated circuit

C - Vacuum tube

D - Chip

Answer : A

Explanation

The second generation computer replaced the vacuum tube and used transistor.

Q 7 - Who among the following has designed the Erlang programing language?

A - Larry Wall

B - Guido van Rossum

C - Joe Armstrong

D - Yukihiro Matsumoto

Answer : C

Explanation

Erlang is developed collectively by Joe Armstrong, Robert Virding, and Mike Williams.

Q 8 - Which among the following is the shortcut key to refresh the active window in your computer system?

A - F5

B - F9

C - F10

D - Ctrl + P

Answer : A

Explanation

N/A

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 - Who among the following is popular as Mother of Internet?

A - Radia Perlman

B - Ada Lovelace

C - Grace Hopper

D - Anita Borg

Answer : A

Explanation

Perlman has invented spanning tree protocol in 1985.

Q 11 - Part of computer, which performs subtraction, addition, multiplication, division, and comparison is known as

A - RAM

B - ROM

C - ALU

D - Processor

Answer : C

Explanation

ALU stands for Arithmetic Logic Unit.

Q 12 - Which among the following works faster?

A - RAM

B - Cache

C - Register

D - ROM

Answer : B

Explanation

Built in CPU, cache is much faster than others.

Q 13 - Which among the following is known as point-and-draw device?

A - Keyboard

B - Scanner

C - Mouse

D - CPU

Answer : C

Explanation

N/A

Q 14 - Consider the following statements?

1. The computer language, which is machine independent and uses translator, is known as High Level Language.

2. High Level Language is known as source code.

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 commonly used High Level Languages are C, C++, BASIC, COBOL, PASCAL, etc.

Q 16 - In reference to computer system, program has the similar meaning as of

A - Software

B - Information

C - Data

D - Security system

Answer : A

Explanation

N/A

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 - Which among the following political party has first created its website?

A - Bharatiya Janata Party

B - Congress

C - Communist Party of India

D - Nationalist Congress Party

Answer : A

Explanation

N/A

Answer : A

Explanation

In short Uniform Resource Locator is known as URL.

Q 20 - The .com used frequently in website url can be expressed as

A - Corporation

B - Commercial

C - Cooperative

D - Cordial

Answer : B

Explanation

N/A

basics_of_computer_science_online_quiz.htm
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