garbage in, garbage out

Proverb

 * 1)  If input data are not complete, accurate, and timely, then the resulting output is unreliable and of no useful value.
 * 2) * 2008, Roger K. Lewis, "'In Architectural Design, Brains and Talent Trump the Best Software," Washington Post, 19 July (retrieved 26 July 2010):
 * The old caveat "GIGO"—garbage in, garbage out—is as valid in architectural design as in any other computer-aided activity.
 * The old caveat "GIGO"—garbage in, garbage out—is as valid in architectural design as in any other computer-aided activity.

Usage notes

 * Even though the word garbage is chiefly American English, garbage in, garbage out may also be used in British English.

Translations

 * Chinese:
 * Mandarin:
 * Danish:
 * Finnish: roskaa sisään, roskaa ulos
 * French:
 * German: GIGO, Wer misst, misst Mist.
 * Greek: εισερχόμενα δεδομένα εξερχόμενα δεδομένα
 * Italian:
 * Japanese:
 * Khmer: ទុកមិនចំណេញ ដកចេញមិនខាត
 * Korean:
 * Portuguese:
 * Russian: му́сор на вхо́де — му́сор на вы́ходе
 * Spanish: basura entra, basura sale