What input and output devices are essential to keep a microcomputer running properly?

The input and output devices that are essential to maintain the normal operation of the microcomputer are the "keyboard" and the "monitor". The keyboard is an instruction and data input device used to operate computer equipment; the monitor is an essential graphic and text output device for computers. Its function is to convert digital signals into light signals so that text and graphics can be displayed on the screen. It is displayed on

# The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

The input and output devices necessary to maintain the normal operation of the microcomputer are: keyboard and monitor.

Keyboard (computer input device)

The keyboard is an instruction and data input device used to operate computer equipment. It also refers to operating a machine through system arrangements. or a set of function keys for a device (e.g., typewriter, computer keyboard). The keyboard is also a part of the keyboard instrument. It can also refer to an instrument that uses a keyboard, such as a piano, a digital piano or an electronic keyboard. The keyboard is helpful for practicing typing.

The keyboard is the most commonly used and important input device. Through the keyboard, English letters, numbers, punctuation marks, etc. can be input into the computer to issue commands, enter data, etc. to the computer. There are also keyboards with various shortcut keys. As time goes by, independent products with various shortcut functions gradually appear on the market and are sold separately, with dedicated drivers and setting software, and personalized operations can also be realized on compatible machines.

Monitor

The monitor is the computer screen (Computer Screen / Display). The monitor receives signals from the computer and forms an image, acting like a television receiver. Some computer screens use LCD displays. Computer screen, also known as visual display

The monitor (display, screen) is an I/O device belonging to the computer, that is, an input and output device. It is a display tool that displays certain electronic files on the screen through a specific transmission device and then reflects them to the human eye.

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