computer history Flashcards
1
Q
Pascalene 1624 (3)
A
- the first accurate mechanical calculator
- Created by Blaise Pascal
- Used to add, subtract, multiply, and divide
2
Q
Jacquard Loom 1820 (4)
A
- Created by Joseph Jacquard
- A machine that automated the weaving of complex patterns
- Used holes punched in cards to automate the process
- First programmable dev
3
Q
Z1 1936 (2)
A
Created by Konrad Zuse
mechanical calculator
4
Q
ABC computer (4)
A
- created by John Atanasoff and Clifford Berry
- The first electrically powered digital computer
- Used vacuum tubes to store data
- The first computer to use the binary system
5
Q
Turing Machine 1936 (3)
A
- Created by Alan Turing
- infinite tape
- that could read, write, and erase was precursor to today’s RAM
6
Q
Harvard Mark I 1944 (3)
A
- Created by Howard Aiken and Grace Hopper
- A computer used by the U.S. Navy for ballistics calculations
- Hopper’s contribution to computing was Invention of the compiler
