Keyboard
Q.1: What is a keyboard used for?
Answer:
A keyboard is an input device which basically takes input from the user in the form of text, numbers and several other commands. It is a major device for entering text in computers.
Q.2: How many keys are there in a keyboard?
Answer:
The number of keys in a keyboard vary according to its design. However the number of keys lies around 101 to 104.
Q.3: How is QWERTY keyboard different from Dvorak keyboard?
Answer:
QWERTY keyboards have the letters ‘QWERTY’ on the top left corner of the keyboard and hence are named so. They were inspired from early typewriters. On the other hand, Dvorak keyboards are designed in such the way that they provide users a faster typing experience. The arrangement of letters is different from ‘QWERTY’ keyboards and the most used vowels and constants are grouped together.
Q.4: What are keyboard ports and interfaces?
Answer:
Now a days, Mostly computer keyboards connect with computer using USB or Bluetooth for wireless communication. computer used PS/2, serial port, or AT (advanced technology) (Din5) as a keyboard interface before USB.
Q.5: What are multimedia keys in keyboard?
Answer:
On a computer keyboard, multimedia keys are those that let the user control music. The additional functions of these keys for music include play, pause, stop, rewind, fast forward, skip track, eject, shuffle, and repeat. See our special key page for further details on these keys.
What is a Keyboard?
Computers have two types of devices – Input and Output devices. Input devices are those devices which take commands from user and convey it to the computers in the form of digital signals. Whereas, output devices are those which display or present the result to the user according to the commands given by them. Now, Keyboard comes under the category of input devices.