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Functional Keys: These keys are at the top of the keyboard labelled F1 to F12.

These keys carry different functions for different software.

Special Keys: There are many special keys that can be used for performing
special tasks. Each special key is assigned for a special task. These tasks

cannot be changed by us. We will now discuss all the special keys:

Enter Key or Start Key: Also known as a Start Key, the Enter
Key is used to Shift a cursor to the next line or execute a

command or operation. It is common for most standard

keyboards to have two Enter or Start Keys, one with Alphabetic Keys and

another on the numeric keypad.

Note: In apple keyboard ‘enter key’ is known as ‘Return key’.

Spacebar Key: Spacebar Key is the

longest key on the keyboard.

Spacebar Key is used to give space between two words, letters or number.

Ctrl Key: A keyboard has two Ctrl Keys. Ctrl Keys are also known
as Control Keys . They are used for issuing some special control

instructions to the computer.

Alt Key: A keyboard has two Alt Keys. Alt Keys are also known as

the Alternate Keys . They are used for activating a program menu

options.

Esc Key: It is used to cancel or ignore the command that we have

entered.

Shift Key: The Shift Key allows the user to type a single

capital letter. For example, pressing and holding the Shift
Key while pressing the letter key would generate capital
a
A. The Shift Key is commonly located on both the left and right hand of the

keyboard, below the Caps Lock Key and the Enter Key.

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