Keyboard

ch 4

1. Chapter-4Chapter-4
THE KEYBOARDTHE KEYBOARD

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

3. The different keys on the keyboard areThe different keys on the keyboard are::
2.2.Alphabetic KeysAlphabetic Keys
3.3.Number KeysNumber Keys
4.4.Function KeysFunction Keys
5.5.Special KeysSpecial Keys
6.6.Arrow KeysArrow Keys
Types of KeysTypes of Keys

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

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

6. Special KeysSpecial Keys

These keys works in combination with other keys

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

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

9. Caps Lock KeyCaps Lock Key
Used to type the letters in capitalsUsed 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 KeyBackspace Key
Used to delete the character to the left of the cursorUsed to delete the character to the left of the cursor

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

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

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

14. Function KeysFunction Keys
The Function keys are placed at the The Function keys are placed at the
top row of the keyboard marked top row of the keyboard marked
with F1, F2.......F12with F1, F2.......F12
They are used to perform special They are used to perform special
functions.functions.

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

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

17. It’s QUIZ It’s QUIZ
TIME now !!TIME now !!

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

19. v) NUFCITON YEKSv) NUFCITON YEKS
iv) PSAC LKOCiv) PSAC LKOC
iii) TEENR KYEiii) TEENR KYE
ii) HISFT YEKii) HISFT YEK
i) BERNUMS EKYi) BERNUMS EKY
2. Rearrange the jumbled words2. Rearrange the jumbled words
NUMBERS KEY
SHIFT KEY
ENTER KEY
CAPS LOCK
FUNCTION KEYS