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4 keyboard and the mouse
Your Aim
to learn about:
Keys on the Keyboard Alphabet Keys
Number Keys Special Keys
What is a Cursor? Types of a Mouse
How to Hold a Mouse How to Use a Mouse
You use a pencil to write on paper. In the same way, you need a keyboard to write
on the computer screen.
A keyboard has small buttons on it called keys. You can type text on the computer
by pressing these keys.
KEYS ON THE KEYBOARD
A keyboard consists of 101 to 104 keys. These keys are divided into three categories:
1. Alphabet keys (A–Z or a–z)
2. Number keys (1, 2, 3, ..., 9 and 0 [zero])
3. Special keys (Enter key, Spacebar key, Backspace key, etc.)
32 Plus (Ver. 3.2)-I

