History of Computers.

1. What was the first mechanical calculator? Who invented it? When ?
Where was it invented ?





2. In the 1600's a metal mechanical calculator was invented. What was it and who invented it ?





3. In the 40's the FIRST generation computers were born. What was the first all electronic computer ? What was it like ?





4. In the late 50's the second generation of computers came into being. What new technological advance caused this. How were these computers different from the 1st generation?






5. When did the 3rd generation start? what was the cause of this ?





6. When did the 4th generation start? What was the cause of this ?


7. Make a simple chart that shows how the speed of computers has increased over time.