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Chapter Profile
GLOSSARY
Arrow Keys: These keys are used to move the cursor up, down, left and
right.
Backspace Key: This key is used to erase what we have typed.
Clicking: Pressing and releasing any button of a mouse is called clicking.
CPU: It stands for Central Processing Unit. It is the brain of computer.
Cursor: A cursor is a small blinking line on the screen.
Headphones: They are used to hear sounds and music without disturbing
others.
Keyboard: It is used for typing numbers and letters.
Laptop: It is a small portable computer that can be kept on your lap.
Printer: It is used to print text and pictures on paper.
68 Modular (Ver. 4.0)-I

