
baze podataka
Authored by Alma Šabić
Education
Professional Development
Used 1+ times

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27 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Šta predstavlja pojam integriteta baza podataka?
Veličina baze podataka
Konzistentnost podataka
Brzina pretrage
Složenost podataka
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koji od navedenih faktora može narušiti integritet baze podataka?
Slučajne pogreške korisnika
Visoka dostupnost
Optimizacija upita
Sigurnosne kopije
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Šta znači čuvati integritet baze podataka?
Smanjiti veličinu baze
Osigurati korektnost i konzistentnost podataka
Povećati broj korisnika
Osigurati brzinu pretrage
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koje su tri vrste ograničenja u bazi podataka?
Ograničenja domene, referencijalna ograničenja, i ograničenja NULL
Ograničenja brzine, veličine i sigurnosti
Ograničenja tipa, formata i veličine
Ograničenja korisnika, aplikacija i sistema
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Šta predstavlja ograničenje NOT NULL?
Zabrana unosa NULL vrijednosti
Osiguranje jedinstvenosti
Ograničenje na tip podataka
Ograničenje na maksimalnu veličinu
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koja je svrha ograničenja UNIQUE?
Osigurati da kolona sadrži jedinstvene vrijednosti
Osigurati da kolona ne sadrži NULL vrijednosti
Osigurati da kolona bude prazna
Osigurati da kolona može imati više vrijednosti
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Šta je primarni ključ (PRIMARY KEY)?
Ograničenje na veličinu
Ograničenje na format
Kombinacija NOT NULL i UNIQUE
Ograničenje na tip podataka
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