What is a computer system ? Name basic hardware components of a computer system. 

A computer system is a combination of all the functional components of a computer and its associated hardware that work together to accomplish one or more common goals.

A typical computer system consists of the following hardware components to accomplish the above task :

• Input devices
• Central Processing Unit
• Output devices
• Storage devices

Define the following terms: data information processinstruction programhardware softwarefirmwareintegrated circuits microprocessor registersbus buffer

1. data : It can be defined as a representation of facts, concepts, or instructions in a formalized manner, which should be suitable for communication, interpretation, or processing by human or electronic machine. Its called 'datum' in plular form.
2. information: Information is organized or classified data, which has some meaningful values for the receiver. 
3. process: In computing, a process is the instance of a computer program that is being executed by one or many threads.
4. instruction:...

What is computer hardware ? List its examples. 

All the physical parts or tangible components of computer which can be touched and felt is known as computer hardware. E.g. Keyboard, monitor, RAM, hard disk etc.