What is Computer

COMPUTER:

  Computer is an electronic device which operate under the controlled of instruction that stored in the memory. It accepts data as input and carries out process on it with the specific rules and generates result and display on output unit, and stored that result or information for future use.

COMBINATION OF COMPUTER:

What is computer

 Computer is formed by the combination of Hardware and Software. Where the Hardware is the physical part of computer and the Software is considered as the soul of computer which includes set of instruction which tells computer what to do and how to do.

 Types of computer:

   According to the working principal, construction and size computers are divided into three parts,

       1.       Analog computer

       2.       Digital computer

       3.       Hybrid computer

ANALOG COMPUTER:

  Analog computers are those computers which process analog signals where analog signal is the continuous signal. It uses the decimal number system for process. The early stage of computer were analog computers but now a day it is also use in various field of life such analog computers are stopwatch, watch, weight machine, heartbeat sensor machine, stabilizer and oscilloscope etc.

DIGITAL COMPUTER:

  Digital computers are those computers which process the digital signals where the digital signal is the discrete signal. It uses the binary number system for process binary number is 1s and 0s. The mostly advance computer are digital computer for practice and lab often used digital computers. Such types of computers are minicomputer, microcomputer and main frame.

HYBRID COMPUTER:

 Hybrid computers are those which having both analog and digital computer features. The combination of analog and digital computer.