What does a computer do? A computer is a sophisticated electronic device. It follows the user’s instructions one step at a time. It can store data, process it, and quickly show the result. Computers are used for writing, math, drawing, and video games. Software and hardware are used in their work. Image showing the full form of the word ‘COMPUTER,’ with each letter representing a different word related to computers.
Computer history A computer is not brand-new. Computers were first made a long time ago. We can learn how computers got faster and smarter over time from their history. Early Tools in the First Stage: Stones, fingers, and sticks were used to count in ancient times. After that, they created an Abacus tool that made it easier to add and subtract numbers. Second Phase: Mechanical Equipment: A simple machine was created by a man named Blaise Pascal in the 1600s. It was able to do basic math. Charles Babbage then devised a strategy for a better machine. He is referred to as the “Father of the Computer.” First Computers, Third Stage: In the 1940s, the first real computers were made. They were enormous and extremely slow. ENIAC was the name of one of them. Fourth Stage: Present-day Computers: Computers got smaller and faster later. They were utilized in offices, homes, and schools. Computers of today: We control computers. Computers include smartphones, laptops, and tablets. They support our work, education, and play. The Value of a Computer Computers play a significant role in our day-to-day lives. They speed up and simplify many of our tasks. Computers are used for learning, work, and pleasure. assists with homework. reduces work time. keeps us in touch. time is saved. consists of entertainment. enhances creativity. What exactly does a computer do? A computer’s primary functions are as follows: The act of giving a computer information or commands, such as by typing on the keyboard, is called input. Processing: In order to solve problems, the computer’s brain (CPU) thinks about the information and follows the instructions. Storage: The computer stores documents, images, and other types of data. Output: The computer displays the outcome on the screen and plays sound when it is finished working. A circle and arrow illustration of the computer’s input, processing, output, and storage functions. Computer components There are a few main components to a computer that make it work and do everything you need. The following are the most critical components of a computer: The processor is the computer’s brain that sends commands between software and hardware. It stores temporary data files in memory. The motherboard is the main component of the computer. It helps the other components work together by connecting them. Storage Device: It stores data that won’t change. similar to a hard disk. Input device: You can control and tell the computer what to do with tools like the keyboard and mouse. Device for output An output device displays the outcomes of your input. The output data, for instance, are displayed on the screen by the monitor. Image of a computer with images of connected parts and names. Computers of all kinds The world has many different kinds of computers. Size, speed, and function differ among types. Some are lightweight and portable, while others are substantial and potent enough for strenuous labor. A microcomputer is a small computer that can be used in the office, school, or at home. Small-scale businesses use minicomputers, which are larger than microcomputers. The Mainframe is a powerful computer used by large businesses. The fastest computer, used for big science problems, is a supercomputer. Smartphone: A small handheld computer that can be used for apps, the internet, and phone calls. Tablet: A touchscreen computer that is portable and simple to use. A laptop is a computer that you can take anywhere.