User:DOLARAM BAG/sandbox

COMPUTER KEYBOARD There is 100 or 101 keys in external computer keyboard.It help to write, operating and controlling for computer.Such are as  12 Function keys,1 esc keys,21 symbol keys,2 side (ctrl ,alt,shift,home key,page preview key),back space,tab,spacebar, enterkey,4 arrows,prt screen capture sys key,scroll lock,pause/break,insert,page up and down ,delete ,end,numlock,0 to 9 number keys,(+,-,*,/,.,) ,enter key etc.