COMPUTERS ESSENTIALS

1. By Nery Bernal

2. Definition of computer

2.1. A computer is an electronic machine which can accept data in a certain form, process the data, and give the results of the processing in a specified format as information.

3. Hardware and software

3.1. Hardware is what you can touch of a computer either mechanical parts or electronic parts. On the other hand, software is what you cannot touch of a computer, a set of instructions, programs that tell a computer what to do.

4. Storage devices

4.1. A computer storage device is any type of hardware that stores data.

5. Input devices

5.1. An input device is any device that provides input to a computer.

6. Output devices

6.1. Any device that outputs information from a computer