Explain concepts of hardware and software.

1. Computer hardware comprises the physical components that a computer system requires to function. 

2. A set of instructions given to the computer is known as Program. 

3. Program or set of programs are called Software. 

4. Software is a generic term used to describe computer programs. 

5. Open-source software refers to the software which releases code in the public domain for anyone to use. 

6. The full form of FOSS is FOSS Free Open Source Software Policy. 

7. Free Open Source Software Policy and enabled them to save some millions of rupees each year in licensing costs. 

8. In the case of Closed Source Software user has to purchase the software before using it.