Keyboard

Keyboard

Computer receives most of its input from the user via keyboard that is very similar to a typewriter.

Keys:

Backspace Key: Deletes the character just to the left of the cursor and moves the cursor to that position.

Delete Key: Deletes the character at the current cursor position or to the right of the insertion point or deletes the selected content.

Arrow Key: Four Arrows keys for moving the cursor or insertion point right,left,up or down.Moving the arrow keys doesn't delete any character on the screen.

Caps Lock Key: A toggle key that, when activated ,causes all alphabetic character to be uppercase.

Home Key: Moves the cursor to the top left corner of the screen or tho the beginning of the file.

End Key: Moves the cursor to the end of the line, the of page.

Enter: Used to enter commands or to move the cursor to the beginning of the next line.

Esc: Short for Escape. This key is used to send special codes to the device or to exit.

Function Key: Special keys labeled F1 to F12 each key perform different functionality according to the application we are using.

Ctrl Key: Short for control.This key is used in conjunction with other keys to produce control characters.

Alt Key: Short for Alternate. Same as Control key.

Pageup and Pagedown: Moves the cursor up of down and abbreviated as PgUp or PgDn.

Numeric Keypad: A separate set of keys on some keyboards that contain the numbers 0 to 9 and decimal with some operators like

+,-,*,/.

to use from this area Num Lock Must Be ON.

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meaning of question mark ? in ms-office

Meaning of Question Mark in Ms-Office

sometimes my students ask me about this "?"

This icon is shown on the upper side under command buttons (minimize,maximize and close)

This icon provides you to get "HELP" from the Ms-office package you are using.

When you click on this tool/button you will see a Word Help Dialog Box containing a search bar and some related contents you might need to know how to use.

its shortct key is F!

when you hit the F1 key Function keys provided in your keyboard, you gonna get the above dialog box...

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