Monday 16 January 2017

Software.

   Software is a set of instruction that makes the computer perform tasks.The nonphysical elements of a computer system are called software. It refers to the program or set of instruction that tell a computer what to do and when to do.Software makes the computer more useful it's a general name given to all the instruction and data necessary  to make the computer usable.Thousand of  different software programs are available for use on personal computers.

 Example.

     Windows,visual basic are some other examples of software.

 Types of software.

    There are two types of software.
1. System software.
2. Application software.


Sunday 1 January 2017

Hardware.

    Hardware  is a collection of a different device.The physical or tangible forming a computer are called hardware. It includes not only the computer but also the cable connector, power supply units and peripheral devices such as the keyboard, mouse, audio speakers,printer.