1. Chapter-4
THE KEYBOARD

2. KEYS ON A KEYBOARD
Buttons on a keyboard are called Keys.
We can type letters, numbers by simply
pressing these keys.

3. Types of Keys
The different keys on the keyboard are:
2. Alphabetic Keys
3. Number Keys
4. Function Keys
5. Special Keys
6. Arrow Keys

4. ALPHABETIC KEYS
These are marked with the English alphabets
from A to Z. There are 26 Alphabetic Keys.
They are placed closely so that our fingers can reach there easily.

5. NUMERIC KEYS
The keys marked with numbers from 0 to 9 are
called Number Keys.
The number keys are also
placed at the right side of the
Keyboard known as Numeric
Keypad.

6. Special Keys
These keys works in combination with other keys

7. Spacebar Key
* Longest key on the keyboard.
* Used to give spaces between the words.

8. Cursor Movement keys
Used to move the cursor in four direction i.e. up,
down, left and right.
UP
LEFT
RIGHT
DOWN

9. Caps Lock Key
Used to type the letters in capitals
When you press the Caps
Lock Key the light on the
keyboard will turn ON. If
you press it again, the light
will turn OFF.

10. Backspace Key
Used to delete the character to the left of the cursor

11. Shift Key
Used to type the letters in capital or small case
without using Caps Lock key.
Also used to type symbols printed on the top of the
Number Keys.
!

12. Enter Key
Used to tell the computer that you have
finished a word or line. It brings the cursor
down to the next line.

13. Delete Key
Used to erase anything typed from the right side
of the cursor.

14. Function Keys
The Function keys are placed at the
top row of the keyboard marked
with F1, F2.......F12
They are used to perform special
functions.

15. Tab Key
Allows the cursor to jump five spaces forward

16. All the above keys combined together
to form a Keyboard

17. It’s QUIZ
TIME now !!

18. Tell the no. of different types of
keys present on keyboard
i) Alphabetical keys iv) Arrow keys
ii) Number keys v) Space key
iii) Function keys vi) Enter keys

19. 2. Rearrange the jumbled words
i) BERNUMS EKY NUMBERS KEY
ii) HISFT YEK SHIFT KEY
iii) TEENR KYE ENTER KEY
iv) PSAC LKOC CAPS LOCK
v) NUFCITON YEKS FUNCTION KEYS