Computers can be designed to do almost anything with information. Computers are used to control large and small machines which in the write essay on computer past were controlled by humans. They are also in homes, where they are used for things such as listening to music, reading the news, and writing. Modern computers are electronic computer hardware.They do mathematical arithmetic very quickly but computers do not really "think". They only follow the instructions in their software programs.The software uses the hardware when the user gives it instructions, and gives useful output. Computer programs are designed or written by computer programmers.A few programmers write programs in the computer's own language called machine code. Most programs are written using a programming language like C, Java, and Python. These programming languages are more like the language you talk and write with every day.
Computers do many different jobs where automation is useful. Some examples are controlling traffic lights, vehicle computers, security systems, washing machines and writing paper george washington digital televisions. A computer user can control it by a user interface.Input devices include keyboard, mouse, buttons, touch screen. Some very new computers can also be controlled with voice commands or hand gestures or even brain college research paper sites signals through electrodes implanted in the brain or along nerves.
Computers have existed for much of human history. Examples of early computers are the astrolabe and the abacus.There are four main processing steps in a computer, and they are: inputting, outputting, storage and processing. Modern computers are very different from early computers.They can do billions of calculations per second. Most people have used a personal computer in their home or at essay help me 123 work.
This article has many issues. Please help fix them or discuss these issues on the talk page.The, english used in this article or section may not be easy for everybody to understand. You can help Wikipedia by reading. Wikipedia:How to write Simple English pages, then simplifying the article.(December 2011 a drawing of a usual modern desktop computer. A computer is a machine (mostly electronic) that is able to take information ( input do some work on or make changes to the information (process to make new information ( output ).