Atribut dengan nilai unik
KEKUNCI PRIMER & KEKUNCI ASING

Quiz
•
Computers
•
9th Grade
•
Medium
NOR Moe
Used 27+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kekunci Primer
Kekunci Asing
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tidak boleh mengandungi data yang berulang/ sama/ ditinggalkan kosong (null)
Kekunci Primer
Kekunci Asing
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Digunakan untuk mengenal pasti rekod dalam jadual
Kekunci Primer
Kekunci Asing
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Setiap entiti mempunyai sekurang-kurangnya satu kekunci primer
Kekunci Primer
Kekunci Asing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Setiap entiti mempunyai sekurang-kurangnya satu kekunci primer
Kekunci Primer
Kekunci Asing
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atribut dalam satu jadual hubungan
Kekunci Primer
Kekunci Asing
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atribut yang merupakan kekunci primer bagi satu jadual hubungan yang lain
Kekunci Primer
Kekunci Asing
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