What kind of vertabrate is a mouse?

In which year was the dyarchy introduced? What functions do f1-f12 key? Can you make a square root on the computer? What job functions could you script in a UNIX or DOS shell script? Explain in detail hierarchical routing in computer network? What storage users choose instead of storing data locally on a hard disk or other media? Is there a manual release for electric windows? What are some examples for submarine computer games? What is involved in every activity of the computer system? Where in sierra Nevada mountains is Jonathan mountain filmed In little house on the prairie? What are four primary functions of Hardware? What is better AMD graphic or Intel? How does picture quality change if monitor resolution is changed? Who invented the fist laptop? How many gaj in one katha or one bigha? Does Sims3 late night have to have the iternet to play on the computer? How do you put a gift card on your ipod touch? What are the functions of keyboard CPU mouse monitor and printer? What is use of MSN messenger? Where are usernames stored in Linux?