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Let's Revisit
All the keys on the keyboard that have letters from A to Z written
on them are called Alphabet keys.
Keys with 0 to 9 written on them are called Number keys.
The Backspace and Delete keys on the keyboard act like an eraser. EXPLORING THE KEYBOARD AND MOUSE
Spacebar key is used to add blank spaces between the letters, words
or numbers.
Enter key is used to move the cursor to the next line.
Caps Lock key is used to type a word in capital letters.
The small arrow that moves on the monitor is known as mouse pointer.
A mouse generally has three parts, left button, right button and the
scroll wheel. 39
Pressing down and releasing the left button of the mouse once is called
a click.
Clicking left mouse button twice without moving the mouse is
called double-click.
Right-click means to click the right mouse button once without moving
the mouse.
Drag and Drop is used to move an icon from one part of the monitor
screen to any other part.
Mind Drill
Rapid Fire
1. Tick () the correct option.
a. Which of the following part of computer has keys?
i. CPU ii. Monitor iii. Keyboard
b. Which of the following key helps us to move to the next line?
i. Backspace ii. Enter iii. Spacebar

