A PowerPoint slideshow on computer keyboard.

1. COMPUTER KEYBOARD
Prepared by: Cheneta Kenny Pasaje Calvo

2. Keyboard
A keyboard is an input device that
contains keys users press to enter data
and instructions into a computer

3. Christopher Latham Sholes was the
inventor of the keyboard for computing devices.
He patented the typewriter that we
commonly use today in 1868.

4. Types of Keyboard

5. Standard Keyboard
• also known as the Desktop Keyboard
• include alphabetic characters,
punctuation symbols, numbers and a
variety of function keys.

6. Standard Keyboard

7. Laptop Keyboards
• has the same keyboard type as a normal
keyboard, except for the fact that most
laptop keyboards condense the symbols
into fewer buttons to accommodate less
space.

8. Laptop Keyboards

9. Gaming Keyboards
• are similar to normal keyboards except
they generally contain extra features
such as illuminated keys, multimedia
keys, an additional LCD screen, palm rest
and other features.

10. Gaming Keyboards

11. Ergonomic Keyboards
• is a computer keyboard designed with
ergonomic considerations to minimize
the chance of wrist and hand injuries.

12. Ergonomic Keyboards

13. Laser or Infrared Keyboards
• this device projects the keyboard on to a
flat surface, such as a table or desk.

14. Laser or Infrared Keyboards

15. Rollup Keyboards
• are made of soft plastic or silicone which
can be rolled on itself for travel.

16. Rollup Keyboards

17. Connection Type

18. A. Wired Keyboards
• PS/2
• USB

19. B. Wireless Keyboards
• Bluetooth
• Infrared (IR)
• Radio Frequency

20. Bluetooth Keyboard

21. Virtual Keyboard (uses an infrared
and laser technology

22. RF Wireless Keyboard

23. Parts of the Computer Keyboard
• Function Keys
Across the top of a keyboard are a row of
keys called the Function Keys. Each key is
composed of the letter F and a number, ranging
from F1 to F12. Each of the Function Keys
performs a specific operation based upon what
software is being used.

24. • Numeric Keypad
Many larger keyboards have an extra
section to the right that contains the Numeric
Keypad. This consists of the numbers 1 through
9, an asterisk, a slash, a dash, a plus sign, an
enter key and a period. There is also is a "Num
Lock" key, which is used to turn on and off the
Numeric Keypad.

25. • Navigation Keys
The Navigation Keys, also called the
Direction Keys, are used to navigate through
documents and websites. Examples of
Navigation Keys are the up, down, left and right
arrows.

26. • Typewriter Keys
The center of the keyboard, which contains
the largest amount of keys, includes letters and
numbers. Most typing is done with these keys.

27. • Special Keys
Other keys include the Alt and Ctrl keys
(used for specific functions), the Tab key (used
to insert the cursor) and the Shift key (used to
make capital letters or symbols that are located
on the number keys).

28. • Escape
The Escape key is located in the upper left-
hand corner of the keyboard. It is used to cancel
operations.