Coupon Accepted Successfully!



  • Computer is an electronic device capable of performing all tasks. 
  • Data and information are the commonly used terms
  • Computer have various characteristics like high speed, accuracy, Reliability and efficiency
  • It consists of three major units such as input, output and central processing units.
  • The four major components of a computer are: user, hardware, software and operating system.
  • The various development of computer stages are: abacus, Napier's Logs and bones, Pascal's adding machine, Babbage differential engine, Babbage analytical engine and Mark 1
  • The first generation computers used vacuum tubes for its execution
  • The second and third generation computers transistors and integrated chips respectively.
  • There are three different types of computers such as digital, hybrid and analog.

Test Your Skills Now!
Take a Quiz now
Reviewer Name