Sunday, November 17, 2013

Short Paragraph On Computer


  1. What is computer?
  2. Who invented it?
  3. What are are its main components?
  4. What are its main functions?
  5. What changes has it brought in our life?
Answer: computer is one the most wonderful inventions of modern science. It is fairly a recent invention. It has now become a part and parcel of day-to-day life. Computer was invented by an English mathematician called Charles Babbage. Computers are of two basic types: analog and digital. Analog: computers deal with physical qualities and digital computers deal with numbers. Computers have five major components; input, store, control, processing and output. They mainly perform the functions of addition, subtraction, multiplication, division and comparison. Every computer has a language of its own. It is called programming language. Computer has brought about a revolutionary change in our life. It can solve the complex mathematical problems quickly and accurately. This is why, many people call “the computer an electronic brain”.