Protection From Computer Virus


 
 
Concept Explanation
 

Protection from Computer Virus

Virus:

Virus infects computer system if latest updated version of an Antivirus program is not installed.Latest Antivirus software should be installed on computer to protect it from viruses.

Antivirus Software:

It is an application software that is designed to prevent,search for,detect and remove viruses and other malicious software like worms,Trojans,adware and more.It consists of computer programs that attempt to identify threats and eliminate computer viruses and other malware.

Some popular antivirus software

(i) Avast

(ii) K7

(iii) Nortron

(iv) Avg etc.

A computer system can be protected from virus by following these precautions:

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Sample Questions
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Question : 1

Which of the following is/are antivirus software?

Right Option : D
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Question : 2

What is the most common tool used to restrict access to a computer system ?

Right Option : B
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Question : 3

Which of the following is an example of weak password?

Right Option : D
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Explanation
 
 


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