Computers 1 - Answers

Published: Tuesday 16th March 2010
  1. The term "computer" was first recorded in 1613,to what did it refer? A person who carried out calculations.
  2. How is the word "computer" defined today? A programmable device that performs mathematical calculations and logical operations.
  3. The first mechanical computer was developed in 1837 by whom? Charles Babbage.
  4. Built in 1943 in Bletchley Park, the British computer "Colossus" was developed for what purpose? To decipher German codes.
  5. When was the term "internet" first used? In 1974 as an abbreviation for "inter-networking".
  6. What did Donald Davies from Treorchy in South Wales invent that made the internet as we know it today possible? Packet switching.
  7. Who received the Millennium Technology prize in 2004 for his work in creating the World Wide Web? Tim Berners-Lee.
  8. What do the following terms mean in the world of computing,(i)RAM, (ii) CPU, (iii) ROM, (iv) HTML and (v) HTTP (i)Random Access Memory, (ii) Central Processing Unit, (iii) Read Only Memory, (iv) HyperText Markup Language and (v) HyperText Transfer Protocol.
  9. Ray Tomlinson became the first man to do what in 1971? Send an e-mail.
  10. How many bytes make 1 kilobyte? 1024 (not a thousand!).
  11. When on the internet what is "Error 404"? Not Found.
  12. Where are the headquarters of Microsoft? Redmond,Washington,USA.
  13. What countries are represented by the following internet codes, (i)AF, (ii) BO, (iii) KY, (iv) HR and (v) KR (i)Afghanistan, (ii) Bolivia, (iii) Cayman Islands, (iv) Croatia & (v) South Korea.
  14. What was the name of the computer that defeated World Chess Champion Garry Kasparov in 1997? Deep Blue.
  15. What device did Douglas Englebart invent in 1967? The Mouse.
  16. What does the word "PIXEL" stand for? Picture Element.
  17. The chairman of IBM in 1943 underestimated the computer revolution when he said " I think there is a world market for maybe __ computers", how many did he think? 5
  18. What was first launched with an advert directed by Ridley Scott during Super-bowl XVIII in 1984? Apple Macintosh.
  19. What does the file extension "pdf" stand for? Portable Document Format.
  20. What was the first feature film to be entirely computer animated? "Toy Story".

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