Computing basics flashcards

The cards

1. QuestionWhat does CPU stand for?Tap to flipAnswerCentral Processing Unit — the part that does the computer's thinking.
2. QuestionWhat is RAM?Tap to flipAnswerThe memory a computer uses for what it is working on right now. It is emptied when the power goes off.
3. QuestionWhat is software?Tap to flipAnswerThe programs and apps — the instructions a computer follows.
4. QuestionWhat is hardware?Tap to flipAnswerThe physical parts of a computer, like the screen, the keyboard and the chips.
5. QuestionHow many bits are in a byte?Tap to flipAnswerEight.
6. QuestionWhat number system do computers use inside?Tap to flipAnswerBinary — only 0 and 1.
7. QuestionWhat is an algorithm?Tap to flipAnswerA step-by-step set of instructions for solving a problem.
8. QuestionWhat is a bug in a program?Tap to flipAnswerA mistake that makes the program behave wrongly.
9. QuestionWhat does "open source" mean?Tap to flipAnswerThe program's code is public, so anyone can read it and learn from it.
10. QuestionWhat makes a password strong?Tap to flipAnswerIt is long, different for every account, and hard to guess.

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