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Jirni M & Sean N

Period 4. Jirni M & Sean N. Computers. A computer is an electronic device that stores, processes, and retrieves information. ENIAC stand for the electronic numerical integrator and calculator. The PC today is 400 times faster than the ENIAC.

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Jirni M & Sean N

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  1. Period 4 Jirni M & Sean N

  2. Computers • A computer is an electronic device that stores, processes, and retrieves information. • ENIAC stand for the electronic numerical integrator and calculator. • The PC today is 400 times faster than the ENIAC. • Charles Babbage designed the first computer called the Difference Engine. • The digits 0 and 1 are used in the binary system. A system that is easy to read for a computer.

  3. Computers • A CD is a compact disk. • In 1953 there were only 100 computers in the entire world. • The first American-built computer was developed by the army.

  4. What year was the first computer invented? • A) 1817 • B) 1829 • C) 1823 • D) 1850

  5. What year was the first computer invented? • A) 1817 • B) 1829 • C) 1823 • D) 1850

  6. What 2 digits are used in the binary system? • A) 1,2 • B) 0,2 • C) 0,5 • D) 0,1 • E) 100,200 • F) 10,100

  7. What 2 digits are used in the binary system? • A) 1,2 • B) 0,2 • C) 0,5 • D) 0,1 • E) 100,200 • F) 10,100

  8. Who invented the first computer? • A) John V. Atanstone • B) Charles Babbage • C) Einstein • D) Leonardo De Caprio

  9. Who invented the first computer? • A) John V. Atanstone • B) Charles Babbage • C) Einstein • D) Leonardo De Caprio (no, no, no…I do not care how much some students may like to watch him act…he did not do it….no no no…no Tori…no.)

  10. How many computers were in the entire world in 1953? • A) 100 • B) 1000000 • C) 200 • D) 3000 • E) 500

  11. How many computers were in the entire world in 1953? • A) 100 • B) 1000000 • C) 200 • D) 3000 • E) 500

  12. How much faster in the PC today than the ENIAC? • A) 100 • B) 200 • C) 300 • D) 400 • E) 517 • F) 624 • G) 425

  13. How much faster in the PC today than the ENIAC? • A) 100 • B) 200 • C) 300 • D) 400 • E) 517 • F) 624 • G) 425

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