Flashcards
ASCII and Unicode
Cards in this deck (13)
- 1Does ASCII represent numbers,letters or symbols?All of them, numbers,letters and symbols
- 2What does ASCII stand for?American Standard Code For Information Interchange
- 3How many different characters are in ASCII?128, which means it is a 7 bit code.
- 4What language does Unicode represent?Unicode is used for every language, making it easy for different computers to coommunicate.
- 5What is extended ASCII?An 8 bit character set, so represents 256 different characters
- 6How do you put words into ASCII alphabetical order?All Words with capitals as first letters go first, in alphabetical order. Example,
Fish,Goat,cat,dog,zebra - 7Why is Unicode better to use to communicate compared to ASCII?Unicode uses all languages, so computers in different countries can still understand each other.
- 8In ASCII is a capital letter the same as lower case?No, this is because each symbol/letter/number has an assigned decimal number. Example:
D is 68 but d is 100 - 9Why may some computers use ASCII instead of Unicode?As ASCII uses less memory compared to Unicode.
- 10How many bits does ASCII use?7
- 11How many bits does extended ASCII use?8
- 12How many bits does Unicode use?16
- 13How many bytes does 1 letter represent?1, for example D would be:
01000100
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- Year 10 Computing (ASCII and Unicode) Flashcards on ASCII and Unicode, created by Jessica Sanders on 06/03/2018.
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- Jessica Sanders
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