Key functions (continued)
Key | Purpose | |
Atl |
| Works with other keys to enter alternate |
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| character codes or functions. |
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‘ | Backspace | Moves the cursor back one space, deleting |
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| the character to the left of the cursor. |
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8 | Enter | Ends a line of keyboard input or executes a |
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| command. |
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Insert (Ins) | Turns the Insert function on and off. | |
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Delete (Del) | Deletes the character marked by the cursor. | |
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Home, End | Control cursor location. | |
Page UP PgUp) |
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Page Down (PgDn) |
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“ ” ‘ ’ |
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Num Lock | Changes the function of the numeric/cursor | |
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| keys from entering numbers to positioning the |
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| cursor; changes back when pressed again. |
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ESC | Cancels the current command line or | |
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| operation. |
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Perform special functions within application | ||
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| programs. |
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Print Screen | Prints the screen display on a line printer. | |
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SYS Rq | Generates the System Request function in | |
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| some application programs (used with Alt). |
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Scroll Lock | Controls scrolling in some applications. | |
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Pause | Suspends the current operation. | |
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Break | Terminates the current operation (when used | |
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| with Ctrl). |
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The Caps Lock, Num Lock, and Scroll Lock keys work as toggles; press the key once to turn on a function and again to turn it off. When the function is enabled, the corresponding light in the upper right comer of the keyboard is on.
Using Your Computer |