Definition of Computer
Computer is an electronic device, which sum accepting data, processing data and returns a meaningful output where we can store data and retrieving data.
Advantage
Ø Speed (Pico Second 10-12 or 1/1000000000000)
Ø Accuracy
Ø Diligence
Ø Versatility
Ø Power of Remember
Ø Reliability
Ø Automation
Ø Memory
Disadvantage
Ø Lack of intelligence
Ø Need to learn special language
Ø Need of environment
