Answer briefly:
(1) Write any three lab rules.
Ans. Do not remove or disconnect any cable, Use keyboard and mouse and gently and always move the mouse on the mouse pad.
(2)Write any three moral values.
Ans. Do not change any computer settings, Do not read or modify other users file and Don’t use pirated software.
(3)What happened if suddenly electricity goes off?
Ans. If there is sudden power failure, Hardware may get permanently damaged while software may get corrupted.
(4)What are the precautions taken while sitting in front of the computer?

Ans. Sit straight, end fingers less, he monitor should be at least 2 feet away from you and blink your eyes often.