Question

1. Explain any two methods for copying data (3M)
2 How will you make modification in the cell contents using the edit mode? (3M)
3. Explain the working of Trojan horse? (3M)
4 What is a computer virus? Name its types (M)
$. What do you understand by the term spyware (3)
6 What do you understand by hexadecimal number system (M)
7.Briefly explain the octal number system (2M)​

Answer 1

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