HSC Science (Computer Science) 12th Board ExamMaharashtra State Board
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What are the different method by which virus can infect other programs ? - HSC Science (Computer Science) 12th Board Exam - Computer Science 1

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Question

What are the different method by which virus can infect other  programs ?

Solution

Infection Methods:
(a) Append: In this method viral code appends itself to the unaffected program.
(b) Replace: In this method viral code replaces original executable program completely or partially.
(c) Insert: In this method the viral code is inserted in the body of an executable code to carry out some funny actions.
(d) Delete: In this case viral code deletes some codes from executable program.
(e) Redirect: In this case the normal control flow of a program is changed to execute some other code.

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APPEARS IN

 2016-2017 (March) (with solutions)
Question 3.2.2 | 4.00 marks
Solution What are the different method by which virus can infect other programs ? Concept: Operating System.
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