Computer Application

Computer Application

COMPUTER APPLICATION

      Computers are perhaps the best invention by man so far. To understand the full impact of computers on society, we will first have to understand the meaning of 'computer'. A Computer does not necessarily mean a monitor, keyboard, mouse and a CPU. A computer is any machine or device that can compute and execute instructions given to it in the form of programs. So technically, even a cell phone is a computer. And so are desktops, laptops, tablet PCs and PDAs. Anything that can perform a series of operations on its own is a computer. This gives us an idea as to how wide and deep is the role of computers in our lives. We need a computer for virtually everything. In the subsequent paragraphs we will see the uses of computers in society in more detail.
      Computers benefit society in many ways. Many common tasks have been simplified because of computers. Today, together with the Internet, computers have help people to save more time and money. Computers help to reduce time taken to perform complex calculations significantly, and make performing certain tasks lighter. In general, computers help a person to be more productive.
      During the days before computers were available to everyone, typists will have to manually correct typos often leaving unpleasant marks on their paper. When they wanted to produce a clean perfect copies, they would have to crumble the paper with typos, throw it away into the bin, and retype the entire document on a new sheet of paper. With the invention of the word processor, a program that runs on the computer, a typist can easily correct his or her mistakes before printing the final copy. In this way, a lot of time and paper can be saved. Since less paper is being used, it should be better for the environment.
      Computers together with the Internet help increase the speed of sharing and passing information. Instead of waiting for the postman to bring the letters containing our messages to our recipients,...