Page 48 - Viva ICSE Computer Studies 2 : E-book

Quick Recall

• A keyboard is an input device used for typing.

• Diff erent keys perform diff erent functions.
• There are alphabet, number, special punctuation and combination keys.

• Arrow, Delete, Backspace, Page Up/Down and Function keys are the special keys.

• Alt, Shift and Control keys are used in combination with other keys to perform
special functions.

A. Write the use of the following keys.

1. Caps Lock key : ________________________________________________

2. Delete key : ___________________________________________________

3. Backspace key : ________________________________________________

4. Function key : _________________________________________________

B. Fill in the blanks.

1. Up Arrow key is used to move the _______________ up.

2. Page Up/Page Down key are used to move ______________ up or down.

3. _______________ help us to type punctuation marks.

4. Number keys have number ____________ to ____________ on them.

C. Write true (T) for a correct statement and false (F) for an incorrect statement.

1. Number keys are found at three places on the keyboard.

2. A keyboard has two Enter keys.

3. A keyboard has five arrow keys.

4. Alphabet keys are used for typing letters, words and sentences.

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