Computer Viruses III

Computer Science J.S.S 3 First Term

Sub-theme: Basic Computer Operation and Concept

Week 7

Computer Viruses III

Performance Objective

Student should be able to:

1. State warming signs of a virus

Content

Virus warning signs

Some of the virus warning signs are listed below

i.   Slowing down of response time

ii.  Presence of tiny dots

iii. Wandering cursor across the screen

iv. Incomplete saving of file

v.  Corruption of the system set-up instruction

vi. Appearance of strange characters

vii. Insufficient memory space in a hard disk when you have enough

memory space.