Keyboard...

keyboard is a one type of computer input device.

It is used to enter the text and any function into processor using press key.Its is primary used enter the text.

Keyboard is all individual key like,letter key,arrow key,special key and number key.

• Keyboard is a connect the computer system using the cable or wireless (WIFI).
• Keyboard is a same layout.letters,number,arrow and special are individual keys that is called character keys.
• Most widely used keyboard in English language is called qwerty is sequence first six letters top left. 

Key specified by:

• Enter and edit keys--enter,delete,insert,end.
• Modify key--control,shift,alter
• Navigation key--arrow key up,down,left,right.
• Lock key--caps lock

• Each software application in key is typically perform specific task.so,what are you doing in your computer system at that time.

Use of key:

Window key:this is a start menu of window and also use with any shortcut key.

scroll key:

           1.home:top of the page after press home.

           2.end:bottom of the page after press end.

           3.page up:up the page.

           4.page down:down the page.

ctrl key:this key are used for keyboard shortcut.hold the ctrl key with press any key, for example ctrl+a to use the select all.

alt key:its same as to ctrl.press the alt and tab together

tab key:move the cursor in next box

esc key:clear any text than you have type the text box.

menu key:click the right button of mouse.

number key:its use the typing.