KeyboardIt is one of the commonly used input devices in the computer, and its function is mainly to input the user's instructions into the computer so that it can operate accordingly.
The basics of the keyboard include the following:
1.Classification of keyboards
The classification of keyboards mainly includes mechanical keyboards, membrane keyboards, electrostatic capacitive keyboards, etc. The mechanical keyboard adopts a mechanical axis, which feels more comfortable and has a long lifeThe membrane keyboard uses silicone or plastic film as the contact, which is lighter and cheaperThe electrostatic capacitance keyboard uses a combination of spring and capacitor, which is softer and higher.
2.The layout of the keyboard
There are two main keyboard layouts: qwerty layout and dvorak layout. The qwerty layout is the most widely used layout today, and it has the advantage that the letters are arranged neatly and are easy to rememberThe dvorak layout is designed based on the frequency of use of the letters, which has the advantage of being more in line with the physiological structure of the fingers and is more comfortable to use.
3.Special buttons
In addition to the letter and number keys, there are some special keys on the keyboard, such as shift, ctrl, alt, spacebar, etc. These keys are used to convert letter case, combine shortcuts, control cursor position, enter spaces, and more.
4.The interface of the keyboard
There are two main interfaces of the keyboard: USB interface and PS 2 interface. The USB interface is a universal interface that supports hot swapping and is more convenient to useThe PS 2 interface is an older interface that does not support hot-swapping, but is cheaper.
5.Maintenance of the keyboard
Keyboards are one of the most frequently used devices in computers, so you need to pay attention to maintenance. Regularly clean the keyboard from dust and debris to keep it dry and clean;Avoid liquids getting inside the keyboard to avoid short circuits or corrosion;Avoid hitting the keyboard too hard to avoid damage.
In conclusion, the basic knowledge of computer keyboard function is one of the basic knowledge that must be mastered to use a computer. Through the understanding of the classification, layout, special keys, interfaces, and maintenance of the keyboard, you can better use and maintain the keyboard, and improve the typing efficiency and user experience.
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