Osnovne logičke operacije by Karlo Skarpa https://padlet.com/karloskarpa71/pfi901mjuti908n4 Karlo Škarpa 2.c en-us 2021-03-22 10:41:20 UTC 2025-07-17 16:19:36 UTC hello@padlet.com Sve podatke računalo prepoznaje kao nizove bitova (0 i 1). karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337253981 2021-03-22 11:17:56 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337253981 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337263959 Procesor se sastoji od aritmetičko-logičke jedinice i upravljačke jedinice. Aritmetičko-logička jedinica obavlja aritmetičke te logičke operacije.]]> 2021-03-22 11:21:28 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337263959 Logički sud (izjava) karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337277361 2021-03-22 11:26:10 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337277361 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337278895 •Osnovni element Booleove algebre je logički sud (izjava) koji se može nedvosmisleno označiti kao istinit ili neistinit.]]> 2021-03-22 11:26:43 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337278895 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337290407 - To je rečenica kojom se nešto izjavljuje.
- Označava se varijablama, odnosno slovima.
- Mora biti jasna i jednoznačna.]]> 2021-03-22 11:30:50 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337290407 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337339391 •Svaka izjava ima binarnu vrijednost, tj. može biti istinita (engl. true) ili neistinita (engl. false). Istinu označavamo s T ili 1, dok neistinu označavamo s F ili 0.]]> 2021-03-22 11:47:28 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337339391 Računalo karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337387376 2021-03-22 12:02:50 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337387376 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337389899 •Računalo je građeno od elektroničkih sklopova koji se razlikuju u samo dva stabilna stanja
•Obradba podataka – moguća je samo za podatke predočene električkim veličinama u obliku dva stabilna stanja
Zaključak: Booleova algebra je dobro primjenjiva pri konstrukciji i analizi rada digitalnih računala
]]> 2021-03-22 12:03:35 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337389899 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337403179 TRUE = 1
FALSE = 0]]> 2021-03-22 12:07:23 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337403179 Osnovne logičke operacije karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337411045 2021-03-22 12:09:26 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337411045 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337412698 •Logičke izjave možemo povezati logičkim operatorima te time stvoriti logičke izraze. 
•Logička algebra - matematički opisuje odnose između izjava. 

]]> 2021-03-22 12:09:51 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337412698 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337416882 - Osnovne logičke operacije obzirom na prioritet izvođenja su:
•negacija, 
•konjunkcija i 
•disjunkcija.
]]> 2021-03-22 12:10:53 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337416882 Negacija karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337521675 2021-03-22 12:36:21 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337521675 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337524401 To je operacija logičke algebre koja ima najviši prioritet, a njezin rezultat uvijek je suprotna vrijednosti.]]> 2021-03-22 12:36:58 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337524401 Oznake za negaciju karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337529981 2021-03-22 12:38:07 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337529981 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337531775 •označava se s ¬ u logici,  ¯  (crtom iznad izjave ili izraza) u matematici te riječima NOT ili znakom ! u programskim jezicima.]]> 2021-03-22 12:38:29 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337531775 Simbol karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337536678 2021-03-22 12:39:34 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337536678 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337539422 2021-03-22 12:40:10 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337539422 Tablica istinitosti za logičku operaciju negacije karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337548793 2021-03-22 12:42:05 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337548793 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337552446 2021-03-22 12:42:53 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337552446 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337573267 •Tablicu istinitosti gradimo tako da u prvi red upišemo varijablu te u stupcu ispod sve moguće istinitosne vrijednosti. U slučaju samo jedne varijable postoje dvije (21=2) moguće istinitosne vrijednosti: 0 i 1.]]> 2021-03-22 12:47:01 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337573267 Konjunkcija/logičko množenje karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337587766 2021-03-22 12:49:48 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337587766 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337595850 To je logička operacija koja djeluje na dvije izjave, a istinita je samo ako su obje izjave istinite. Simbol konjunkcije u logici je ∧, u informatici ⋅ , a u programiranju AND ili &&.]]> 2021-03-22 12:51:26 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337595850 Oznake za konjunkciju karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337600948 2021-03-22 12:52:27 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337600948 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337602770 Simbol konjunkcije u logici je ∧, u informatici ⋅ , a u programiranju AND ili &&.]]> 2021-03-22 12:52:50 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337602770 Simbol karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337607362 2021-03-22 12:53:44 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337607362 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337613541 2021-03-22 12:54:57 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337613541 Tablica istinitosti za logičku operaciju konjunkcije karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337627424 2021-03-22 12:57:43 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337627424 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337633047 2021-03-22 12:58:48 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337633047 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337636442 Budući da konjunkcija djeluje na dvije izjave, postoje četiri (22=4) moguće kombinacije istinitosti. Mogu biti obje izjave istinite, obje izjave neistinite ili može prva izjava biti istinita, a druga neistinita i obratno.]]> 2021-03-22 12:59:26 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337636442 Disjunkcija/logičko zbrajanje karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337737060 2021-03-22 13:17:43 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337737060 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337750145 To je operacija najnižeg prioriteta koja djeluje na dvije izjave, a istinita je kada je bar jedna izjava istinita]]> 2021-03-22 13:19:58 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337750145 Oznake za disjunkciju karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337752009 2021-03-22 13:20:20 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337752009 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337756489 U logici je njen simbol ∨, u informatici +, a u programskim jezicima OR odnosno ||.]]> 2021-03-22 13:21:06 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337756489 Simbol karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337759947 2021-03-22 13:21:40 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337759947 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337764681 2021-03-22 13:22:25 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337764681 Tablica istinitosti za logičku operaciju disjunkcije karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337769383 2021-03-22 13:23:12 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337769383 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337772025 2021-03-22 13:23:37 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337772025 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337774783 U tablici istinitosti vidimo da je disjunkcija istinita u svim redovima osim u prvom, gdje su obje izjave neistinite.]]> 2021-03-22 13:24:03 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337774783 Minimalizacija složenih logičkih izraza karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337798194 2021-03-22 13:27:59 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337798194 Složene logičke operacije karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337808414 2021-03-22 13:29:40 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337808414 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337810933 -Bez obzira na složenost konačni rezultat je ili istina ili neistina]]> 2021-03-22 13:30:07 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337810933 Tablica minimalizacije složenih logičkih izraza karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337832658 2021-03-22 13:33:46 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337832658 📹 karloskarpa71 https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337837763 2021-03-22 13:34:39 UTC https://padlet.com/karloskarpa71/pfi901mjuti908n4/wish/1337837763