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Below is a picture of a computer keyboard showing some of the keys with special functions.
To enter a control key combination, press and hold down the control (CTRL) key, then press the other key. Finally, release them both.
| KEYS | FUNCTION |
| CTRL & A | Select all the current document. |
| CTRL & B | Make any selected text bold. |
| CTRL & C | Copy any selected text to the clipboard. |
| CTRL & F | Find a specified string. This usually has various options such case insensitivity and search wrapping. |
| CTRL & G | This quite often is used to go to a given line number. |
| CTRL & H | Sometime this will display help information, other times it is used for doing a Find and Replace operation. |
| CTRL & I | Make any selected text italic. |
| CTRL & N | Create a new document. BEWARE: Sometimes this will empty the document you're currently working on! |
| CTRL & O | Open another document. |
| CTRL & P | Print the current document. |
| CTRL & R | Sometimes this is used to redo an operation. Sometimes that function is performed by CTRL & SHIFT & Z. Other times CTRL & R will allow you to perform a Find and Replace. |
| CTRL & S | Save the current document. |
| CTRL & U | Underline any selected text. |
| CTRL & V | Paste from the clipboard into the current document. |
| CTRL & Z | Often used for undo. ie: Undo the last thing I did. |
| CTRL & SHIFT & Z | Sometimes this is used to redo an operation. Sometimes that function is performed by CTRL & R. |
| Function Keys | |
| ESC | The escape (ESC) key is usually used to cancel an operation or sometimes to exit a program. |
| F1 | Usually used to display help information |
