hex number

hex number
šešioliktainis skaičius statusas T sritis informatika apibrėžtis ↑Skaičiavimo sistemos, kurios pagrindas 16, skaičius. Skaitmenims žymėti vartojami dešimtainiai skaitmenys (nuo 0 iki 9) ir raidės A, B, C, D, E, F (didžiosios arba mažosios). Taip vaizduojami visi skaitmenys nuo 0 iki 15. Pavyzdžiui, dešimtainis skaičius 42 atitinka šešioliktainį skaičių 2A. Norint iš teksto arba programoje esančio skaičiaus užrašo nustatyti, kad tai šešioliktainis skaičius, rašoma &, $, 0x jo pradžioje arba H – pabaigoje. Pavyzdžiui, dešimtainio skaičiaus 35 šešioliktainiai užrašai galėtų būti tokie: &23, $23, 0x23, 23H. Vienam šešioliktainiam skaitmeniui pavaizduoti reikia 4 bitų, taigi vieno baito pakanka dviem šešioliktainiams skaitmenims užkoduoti. atitikmenys: angl. hex number; heximal number ryšiai: dar žiūrėkskaičiavimo sistema

Enciklopedinis kompiuterijos žodynas . . 2008.

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