COMPUTR VIRUS

1. Friday/july/2019
Presented by: Durga Ayer

2. Are you feeling boor???
Ok listen song

3. What Happened here ???

4. What do you understand?
Click on this picture

5. Look at this picture

6. What does virus do ?

7. How virus Spread?
Pen drive
CD
Floppy disk
Internet

8. Symptoms of computer virus
 Virus take long time to load the program.
 It slows down the speed of computer.
 It shows unusual message in the screen.
 It changes extension of files.
 It destroy the location of files and files
become inaccessible.
 It reduces memory space of computer.

9. Prevention of computer virus
 Download/Install Antivirus software and
update it frequently.
 Load only software from original disk or CDs.
 Protect by Password.
 Keep backup of programs and database.
 Do not download each programs from internet.
 Do not open the email received from unknown
person.

10. Lets play quiz
1. 2.
3. 4.
5.

11. 1. What is the base of Hexadecimal
number system?
10
2
16
8
Which is
the
correct
answer
GO TO THE
BACK

12. 2. What is the base of decimal
number system?
10
2
16
8
Which is the
best answer
Back to dash board

13. Home Assignments
Visit search engine and find out the
prevention of computer virus and
upload it our face book group.
Search and List the five computer virus
name.