1. HARD DISK lady: Remembers everything forever

2. RAM lady: Forgets about you the moment you turn off.

3. SCREENSAVER lady: just for looking

4. INTERNET lady: Difficult to access

5. SERVER lady: Always busy when needed

6. MULTIMEDIA lady: Looks beautiful but u can only look.

.

7. VIRUS lady: 

This type of lady is normally called 'WIFE', 

once enters your system, 

never leaves even if the system is formatted.. :P