1. Hardware ANS The Physical Elements of a Computing system
2. Software ANS the programs that provide the instructions for a computer to execute
3. Layers of a computing system (in to out) ANS information, hardware, programming, operating systems,
applications, communications
4. Abstraction ANS A mental model that removes complex details
5. Abacus ANS An early device to record numeric values
6. Blaise Pascal ANS Mechanical device to add, subtract, multiply, and divide
7. joseph Jacquard ANS Jacquard's Loom, the punched card
8. Charles Babbage ANS Analytical Engine
9. Ada Lovelace ANS First Programmer, The loop
10. Alan turing ANS Turing Machine, Artificial Intelligence Testing
11. Harvard Mark 1, ENIAC, UNIVAC 1, Significant because? ANS Early computers launch new era in mathematics,
physics, engineering and economics
12. Vacuum Tubes ANS Large, not very reliable, generated a lot of heat
13. Magnetic Drum ANS Memory device that rotated under a read/write head
14. Card Readers to Magnetic tape Drives ANS Auxiliary storage devices