| PC | Personal Computer |
| NAV | Norton Antivirus |
| KAV | Kaspersky Antivirus |
| MSDOS | Microsoft Disk Operating System |
5. Answer the following questions in short.
a. Why is computer ethics very important in our society?
ans: Computer ethics is very important in our society because it helps to control rising number of cyber crimes.
b. List any four rules that every computer user has to follow.
ans: Four rules that every computer user has to follow:
--> We should not use a computer to harm other people.
--> We should not interfere with other people's computer work.
--> We should not use a computer to steal data.
--> We should not snoop around in other people's computer files.
c. Define the term virus in terms of computer sector.
ans: Computer virus is a man-made destructive programs that infects the computer hardware and software such as delete or corrupt data, files, etc.
d. List any three harmful activities of computer virus.
ans: Harmful activities of computer virus are:
--> The computer may be running slower than usual.
--> Computer suddenly restarts or crash.
--> It may delete, hide or corrupt the data.
e. What is antivirus? Write any two examples.
ans: Antivirus is a utility software used for scanning and removing viruses from the computer. E.g. Norton, Kaspersky, Quick Heal etc.
0 Comments