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2025-04-02 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Internet Technology >
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Today, I will talk to you about what the meaning of PC equipment is. Many people may not know much. In order to let everyone know more, Xiaobian summarizes the following contents for everyone. I hope everyone can gain something according to this article.
PC (personal computer) The term derives from IBM's first desktop computer model PC in 1981, preceded by the Apple II personal computer.
Personal computer consists of hardware system and software system. It is a kind of equipment that can run independently and complete specific functions.
Related introduction:
Computer to complete a variety of tasks has a complete system, this system consists of hardware system and software system two major components, both indispensable. Computer equipment is a variety of machinery used to assist the normal operation of computers.
Common computer equipment
host
All parts of the host computer in the microcomputer are placed in the host box, which plays a role in fixing and protecting each part. From the front of the host box, you can see the power switch, indicator lamp, USB interface and headset jack, etc., and open the host box to see the motherboard, CPU, memory stick, hard disk, optical drive, display card, sound card and power supply.
display
The monitor is also called a monitor, which displays the results of computer processing in a form that people can recognize on the screen, and is one of the most important output devices of the computer. Common displays fall into two broad categories: cathode ray tube displays (CRT) and liquid crystal displays (LCD). CRT flat panel displays have the advantages of large viewing angle, high color reproduction, very short response time, adjustable multi-resolution mode and low price, while liquid crystal displays have the advantages of thin volume, low power consumption, no flicker and low radiation.
printer
The printer is another important output device of the computer, which can print the documents in the computer on the relevant media. There are many types of printers, which can be divided into needle printers, inkjet printers and laser printers according to their working principles. Needle printer printing speed is slow, print quality is poor, and now less and less used; inkjet printer has the advantage of low equipment cost, can print color effect, but the ink cartridge is more expensive, the use cost is higher; laser printer printing speed, print quality is good, but the equipment price is more expensive.
keyboard
Keyboard is the most commonly used computer input equipment, from the appearance, the keyboard is arranged with a group of keys, by tapping these keys can be English, numbers and punctuation information input to the computer, so as to send instructions to the computer or input data information.
mouse
The mouse is also called a mouse because it is shaped like a mouse. The mouse is often used for cursor positioning, clicking menus or selecting objects, which can make computer operation easier. Mouse according to its working principle can be divided into mechanical mouse and photoelectric mouse; press the number of keys on the mouse can be divided into two-button mouse, three-button mouse and multi-button mouse.
camera
The camera is a digital video input device, which uses photoelectric technology to collect images, and then transmits them to the computer for processing through data lines, and stores the processed results in the computer or transmits them on the network.
scanner
Scanner is an input device that captures images or characters by scanning and inputs them to a computer, and then edits, processes, stores or outputs the input images or characters through the computer. The scanner can scan objects such as photos, newspaper pages, drawings, art pictorials, negatives, etc.
After reading the above, do you have any further idea what pc devices mean? If you still want to know more knowledge or related content, please pay attention to the industry information channel, thank you for your support.
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