Computer History Worksheet

Computer History Worksheet

1. What is an Abacus? The very first calculator
2. What is The Pascaline? One of the worlds early computers
a. Who invented The Pascaline? Blaise Pascal
b. When was The Pascaline invented? 1642
c. What is one fact about The Pascaline? It was originally invented for his father

3. What is a Stepped Reckoner? A digital mechanical calculator
                a. Who invented the Stepped Reckoner? Gottfried Wilhelm Leibniz
b. When was the Stepped Reckoner invented? 1694
c. What is one fact about the Stepped Reckoner? It could perform all needed mathematic functions

4. What is an Analytical Engine? A design for a mechanical general purpose computer
a. Who invented the Analytical Engine? Charles Babbage
b. When was the Analytical Engine? 1837
c. What is one fact about the Analytical Engine? The first turning complete design for a general purpose computer

5. What is the Hollerith’s Tabulating Machine? An electrical device used to assist accounting
a. Who invented the Hollerith’s Tabulating Machine? Herman Hollerith
b. When was the Hollerith’s Tabulating Machine invented? 1890
c. What is one fact about the Hollerith’s Tabulating Machine? It was used for the 1890 census

6. What is the Mark I?
a. Who invented the Mark I?
b. When was the Mark I invented?
c. What is one fact about the Mark I?

7. When was the first computer bug discovered? 1947
a. Who discovered the first computer bug? Grace Murray Hopper
b. What was the first computer bug? A moth
8. What is the Atanasoff-Berry Computer? The first electrical digital computing device
a. Who invented the Atansoff-Berry Computer? John Vincent Atannasoff
b. When was the Atansoff-Berry Computer invented? 1937
c. What is one fact about the Astansoff-Berry Computer? Designed to solve only linear equations

9. What is the ENIAC computer? A general purpose computer
a. Who invented the ENIAC computer? John Mauchly and J. Presper Eckert
b. When was the ENIAC computer invented? 1946
c. What is one...