ответить на вопросы 1. Who was the first to design a computer mouse'?
2. When and where was it first demonstrated?
3. What impression did it make?
4. Why were the conference participants astonished?
5. What was the prototype of the computer "mouse"

1. Douglas Engelbart was the first who design a computer mouse’
2. It is was demonstrated at the Fall Joint Computer Conference in San Francisco in 1968.
3. It astonished them
4. Engelbart demonstrated them the before mentioned systems using an utterly primitive 192-kilobyte mainframe computer located 25 miles away
5. It’s prototype was “X-Y Position Indicator for a Display System”