Saubhagya ranjan Das

  Components of Computer 1.      Input Unit 2.      Output Unit 3.      Memory Unit 4.      Control Unit 5.      Arithmetical and Logical Unit v Input Unit A computer will only respond when a command is given to the device. These commands can be given using the input unit or the input devices.  For example: Using a keyboard we can type things on a Notepad and the computer processes the entered data and then displays the output of the same of the screen. v Output Unit When we command a computer to perform a task, it reverts for the action performed and gives us a result. This result is called output. There are various output devices connected to the computer. The most basic of which is a monitor. Whatever we write using a keyboard or click using a mouse, is all displayed on the monitor. Thus, the output unit gives us the final result once the entire proces...

A  computer  is an electrical and electronic device that manipulates information, or data. It has the ability to  store ,  retrieve , and  process  data. Electrical devices convert electrical energy into other forms of energy, for example heat, light or sound. Electronic devices control the flow of electrons in order to perform a task. Full form of  computer is   Common Operating Machine Particularly Used for Technical and Educational Research.