2538324
Descrição
FlashCards por samstevenson2014, atualizado more than 1 year ago
|
Criado por samstevenson2014
mais de 9 anos atrás
|
|
| Questão | Responda |
| What did weapons systems and space exploration depend on? | Powerful computers |
| Where were the first computers built and why? | England to help break secret German codes |
| Who produced the first general computer in 1946? | The American military |
| How much did it weigh? | 19 tonnes |
| What appeared in 1951? | The first commercial computer Universal Automatic Computer (UNIVAC) |
| How much did it cost? | Over $1m |
| How many words could it hold? | 1,000 |
| What was the transistor? | A gate for electronic signals |
| Why were several transistors combined on a piece of silicon? | For complex calculations |
| What was developed in the 1970's? | Micro-processors |
| What did they allow? | Computers with a small screen |
| Who developed the first personal computer and when? | Apple in 1976 |
| What did personal computers lead to? | Computer games (Nintendo/Game Boy) |
| What did the US military worry about? | What would happen if Soviet bomb blew up central control |
| What did they create to avoid this? | Network of computers (ARPANET) |
| What did this form the basis of? | The internet |
| What allowed vast quantities of information to be carried along a phone line to a computer with a modem in the 1990's? | Fibre optics |
Quer criar seus próprios Flashcards gratuitos com GoConqr? Saiba mais.