Key

Updated: 04/12/2021 by Estimator Hope

A key may refer to any of the post-obit:

Windows key

1. With a computer keyboard, a key is one of the keyboard'due south buttons. Letters, numbers, functions, and symbols are all represented on keys. For instance, the moving picture shows the Windows cardinal, a keyboard key found on most keyboards today.

When a keyboard key is pressed down, that cardinal is sent as input to the computer and appears on the screen. For example, clicking in the following box with your mouse and and so typing any alphabetic character key on the keyboard makes it appear in the box.

2. A key is as well a tool used to lock and unlock a computer, figurer drive, or some other computer-related device. If you take lost the key to your computer device, Computer Hope cannot help y'all recover information technology. Contact the manufacturer of the product that is locked.

3. When referring to the Microsoft Windows registry, a registry key is a single registry item whose value(south) tin be modified.

four. The term central or keyed describes a cable with physical dimensions causing a cablevision, such every bit a ribbon cable, to connect only ane direction. In some rare cases, this may prevent a cable from connecting correctly to a drive. For instance, the manufacturer of a floppy disk drive may take keyed their connection differently than the cable manufacturer has. In this situation, the user may be required to purchase a different cable or floppy drive or modify the key on the cable.

5. When referring to encryption, a key is a set of instructions used to encrypt and decrypt data.

6. When referring to a unique number or identification, a key is sometimes used to describe a CD key or serial primal.

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