- Basics of Computer Science Tutorial
- Basics of Computer Science - Home
- Fundamental Concept
- Role of Computer in Today’s World
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- Programming Languages
- Hardware and Software
- Analog and Digital
- Operating System
- Internet
- Types of Computer
- Computer Networking Terminology
- Computer Applications
- Generations of Computer
- Data Processing
- Computer Networking
- Computer Related Jobs
- Electronic Commerce
- Software Programming
- Algorithm Flowchart
- Extranet
- Mobile Computer
- Windows Desktop Elements
- Computer Multimedia
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- Computer Science: Abbreviations
- Computer Science: Development
- Computer Science: Innovators
- Short-cut Keys
- Useful Resources
- Online Quiz
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- Discussion
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.
Answer : D
Explanation
N/A
Q 2 - Consider the following statements:
1. Bit is a basic unit of information used in computing and digital communications.
2. In information theory, one bit is characteristically defined as the uncertainty of a binary random variable that is either 0 or 1 with equal probability.
Choose the correct answer from the codes given below:
Answer : C
Explanation
The symbol of bit (as a unit of information), is bit. It is recommended by the IEC 80000-13:2008 standard.
Q 3 - Consider the following statements:
1. Encryption converts original text/message into cipher text by using encryption algorithm and an encryption key.
2. Asymmetric encryption protects stored data, operating system, IP address, etc.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Encryption is progressively used to protect the digital information.
Q 4 - Which among the following controls all parts of the computer and known as the brain of computer?
Answer : C
Explanation
All processing works of a computer is performed by Central Processing Unit or CPU.
Q 5 - Which among the following is incorrectly matched?
Answer : C
Explanation
MAN stands for Metropolitan Area Network.
Q 6 - Which among the following is used in creating a chart?
Answer : A
Explanation
Chart wizard is more commonly used in Excel program.
Answer : A
Explanation
URL stands for Uniform Resource Locator.
Q 8 - Which among the following is the shortcut key to refresh the active window in your computer system?
Answer : A
Explanation
N/A
Q 9 - Who among the following has invented worldwide web?
Answer : A
Explanation
Lee invented www in 1989-90.
Q 10 - Who among the following is popular as ‘Mother of Internet?’
Answer : A
Explanation
Perlman has invented spanning tree protocol in 1985.
Q 11 - Which among the following correctly defines the term ‘data’ in reference of computer science?
A - The symbols, characters, or quantities on which operations are performed by a computer
B - The numbers and letters used in computer
Answer : A
Explanation
All the information stored, processed, or any other information used in computer is known as data.
Q 12 - Which among the following is used in making I.C. chip of a computer?
Answer : A
Explanation
N/A
Q 13 - Consider the following statements:
1. Cache memory is faster, costlier, and temporary storage device.
2. The CPU and hard drive preferably use a cache memory.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
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:
Answer : C
Explanation
N/A
Q 15 - Which among the following correctly defines the term ‘backup?’
A - Linking one computer system with multiple computers
B - Separating a computer system from the group of computers
C - Classifying data in different groups
D - Copying and saving data from the original source to other secure destination
Answer : D
Explanation
N/A
Q 16 - If all the hardware fixed properly even then it cannot reboot if …
Answer : B
Explanation
N/A
Q 17 - In a network system, which among the following is the most powerful computer?
Answer : C
Explanation
N/A
Q 18 - Consider the following statements:
1. Web Browser is an application/software that is used to navigate the world wide web (WWW).
2. Web Browser assists to connect personal computer to internet.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Some popular web browsers are, Chrome, Firefox, Safari, Internet Explorer, Opera, etc.
Q 19 - Which among the following connects two more networks?
Answer : C
Explanation
In a computer world, gateway is a network node that provides access to another network.
Q 20 - Which among the following correctly expresses the term ‘Junk Email?’
Answer : B
Explanation
It is unwanted or unsolicited emails.
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