Today everyone must have to used, seen and read about the computer. This is because today it is a basic part of our life. It is used in school, shops, banks, airport, railway station, hospital at home too, so computer exists everywhere to make our work easier and faster. As well as we know that computer is integral part of lives, so we must have to know what are computer and how computer function their work easier and faster for human. Let’s us start defining the terms of computer at basics stage
A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data. You may already know that you can use a computer to type documents, send email, play games, and browse the Web. You can also use it to edit or create spreadsheets, presentations, and even videos.
What is computer?
As we know the meaning of computer is a device that it can calculate faster than human. However, modern computers can do a lot more than calculate. Computer is an electronic device that receives instruction as input, stores or processes the input as per user instructions and provides output information in desired format.
A computer consists of four major parts: the input, output, CPU (central processing unit), and memory. Input consists of anything you will add into the computer (microphone, keyboard, mouse, scanner), and output is how the computer gives back to you (think screen, speakers, etc....
