Što postaje atribut u tablici?

Izradba tablica i zadavanje ključeva

Quiz
•
Computers
•
12th Grade
•
Medium
Dinka Đerki
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Stupac tablice
Primarni ključ
Redak tablice
Cijela tablica
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koji tip podataka se koristi za 'ID' učenika?
Kratki tekst
Samonumeriranje
Datum/vrijeme
Cijeli broj
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako se povezuju tablice u bazi podataka?
Preko imena tablica
Preko nasumičnih podataka
Preko zajedničkog atributa
Preko tipova podataka
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Što je referencijalni integritet?
Smanjenje troškova održavanja baze
Povećanje brzine unosa podataka
Smanjenje broja tablica u bazi
Osiguranje točnosti podataka u povezanim tablicama
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koji atribut postaje strani ključ u povezanoj tablici?
Primarni ključ iz primarne tablice
Nasumični atribut
Atribut koji se ne koristi
Svi atributi
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Što je primarni ključ u bazi podataka?
Atribut koji se koristi za povezivanje tablica
Atribut koji se može ponavljati
Atribut koji sadrži samo tekstualne podatke
Atribut koji jedinstveno identificira svaki zapis u tablici
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Što predstavlja strani ključ u bazi podataka?
Atribut koji sadrži samo jedinstvene vrijednosti
Atribut koji se koristi za identifikaciju primarne tablice
Atribut koji povezuje dvije tablice
Atribut koji se ne može mijenjati
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