Page 46 - Viva ICSE Computer Studies 7 : E-book

D. Name the following.
1. Area of hard disk that stores valuable information _______________
2. Virus that gets activated at the time of booting _______________

3. A virus that reports about fake viruses _______________
4. A sign that computer has been infected by a spyware _______________

5. Two main components of an antivirus _______________ _______________

E. Answer the following questions.
1. How does a virus enter into a computer? How can we prevent a computer from getting
infected by a virus?
2. Discuss about the common types of viruses with their examples.

3. What is a malware?
4. Write a note on Antivirus. Also, enlist the actions taken by an antivirus and the steps to use it.
5. Why is it important to update an antivirus regularly?

Building Values and Life Skills

1. How does awareness about computer viruses save your data from being lost?
2. Your father’s laptop has slowed down. Which type of antivirus scan will you suggest him?

Full system scan Custom scan

Testing Knowledge

1. Will an outdated version of an antivirus show same effi ciency in removing and protecting your
computer from viruses as an updated version?
2. Can we use antivirus software for smartphones?

Linking Knowledge

Science: Compare and list the diff erences between viruses that infect human and viruses that infect
computers.

Lab Fun

Run a full system scan of the computer in your lab. Write down the steps in your notebook which
you followed to do so. Also, attach the screenshots of the steps.

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