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Captcha vs Data - What's the difference?

captcha | data |

As nouns the difference between captcha and data

is that captcha is (captcha) while data is (time) date.

captcha

English

Noun

(en noun)
  • A CAPTCHA is a human response test that requires you to enter a series of letters and/or numbers and/or symbols correctly to prove you are a human and not a computer program attempting to spam the site.
  • (by extension) Anything that a human must do to prove that they are not a computer.

    • Derived terms

    * audio CAPTCHA, a distorted audio file containing a voice reading numbers. * visual CAPTCHA, when a distinction must be made between an audio CAPTCHA and a distorted image.

    Usage notes

    Although occasionally spelt with lowercase letters (captcha), or with an initial uppercase letter (Captcha), most authors remain aware of its origin as an acronym and use uppercase. abandoned their attempt to trademark this term in 2008, as usage was already too widespread. (USPTO file number 78500434).

    See also

    * Turing test * ("CAPTCHA" on Wikipedia) English eponyms

    data

    English

    Alternative forms

    * (electronics)

    Noun

    (wikipedia data) (-) or plural noun
  • English plurals: Pieces of information.
  • (uncountable, collectively) Information, especially in a scientific or computational context.
  • *
    • With fresh material, taxonomic conclusions are leavened by recognition that the material examined reflects the site it occupied; a herbarium packet gives one only a small fraction of the data desirable for sound conclusions. Herbarium material does not, indeed, allow one to extrapolate safely: what you see is what you get
  • * {{quote-magazine, date=2013-06-22, volume=407, issue=8841, page=76, magazine=(The Economist)
    • , title= Snakes and ladders , passage=Risk is everywhere.
  • (computing) A representation of facts or ideas in a formalized manner capable of being communicated or manipulated by some process.

    • Usage notes

    * This word is more often used as an uncountable noun with a singular verb than as a plural noun with singular datum. * The definition of data'' in the computing context is from an international standard vocabulary] and is meant to distinguish ''data'' from ''information . However, this distinction is largely ignored by the computing profession.[http://eprints.utas.edu.au/1957/1/Cm1My.pdf

    Derived terms

    * big data * databank * database * datasheet * data acquisition * data analysis * data domain * data element * data entry * data farming * data hiding * data integrity * data maintenance * data management * data mining * data modeling * data path, datapath * data processing * data recovery * data set * data sink * data source * data warehouse * metadata * primary data * raw data

    References

    * (The American Heritage Dictionary's usage note on 'data') * Calpundit: YOU SAY DAY-TA, I SAY DAA-TA * John Quiggin: Data is not the plural of datum * johnaugust.com: ‘Data’ is singular

    Anagrams

    * English disputed terms English words affected by prescriptivism ----