Flashcards
Computing IS
Flashcards do conjunto (12)
- 1What is an input device?A: An input device is something that inputs data into a computer system.
- 2What is an output device?A: An output device is a device that takes data out of a computer system.
- 3What is an embedded system?A: Embedded systems control many devices in common use today. E.g. a microwave.
- 4What is binary?A: A base 2 number system using 0 and 1. E.g. 3 = 11 in binary.
- 5What text can computers understand?A: Binary (base 2 so 0 and 1).
- 6What should a password be made up of to be secure?A: Symbols, numbers and letters.
- 7How many characters is a secure password made up of?A: A minimal of eight characters.
- 8What is a secondary storage device?A: A non-volatile device that holds data until it is overwritten or deleted.
- 9Why should you organise your files?A: So that you can find and use files quickly and easily.
- 10What does ASCII stand for?A: American Standard Code for Information Interchange.
- 11What is ASCII?ASCII is a file that changes each character (numeric, alphabetic or special) is swapped into a 7-bit binary number.
- 12How many ASCII characters are defined?A: 128
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- FlashCards sobre Computing IS, criado por Dean Owen em 21-06-2019.
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- Dean Owen
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