Before data is processed by a computer, it has to be fed into the computer using a keyboard, mouse or another input device. The central processing unit (CPU) analyzes the raw data and processes it into sensible informati...
A bit is the smallest unit of data a computer can process. A bit, short for binary digit, has a value of zero or one.
Data is represented in a computer by means of simple on/off switches, and digitally these become 1 and 0. Millions of switches in combination create all the data in a computer system.
The main purpose of a keyboard is as an input device used to send data into a computer so applications can function as the user desires. A keyboard is one of the commonly used devices when working with computers.
A mouse is an input device that allows people to interact with their computer. The mouse moves the onscreen arrow around the computer's display to point and click on command buttons, menus and icons. Users can either cli...
Some input devices for physically challenged computer users include specialized keyboards, mice that are operated only with a thumb, voice recognition software and tools that provide keyboard and mouse input via blowing ...
External components of a computer include the monitor, keyboard, mouse and a wide range of optional peripherals, such as printers and scanners. Any component that does not require opening the computer's case to physicall...