
[Basdat] Relational Data Model dan DB Constraints
Authored by Iis iisafriyanti@cs.ui.ac.id
Computers
University
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12 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Suatu relasi pada relational data model secara non formal disebut sebagai
Tabel
Baris
Kolom
Header
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Suatu relasi disebut juga sebagai himpunan dari tuple
True
False
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Setiap atribut pada suatu relasi memiliki nilai atomic
True
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tabel berikut adalah contoh dari suatu relasi yang memenuhi seluruh karakteristiknya
True
False
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Business rule atau business logic pada suatu aplikasi yang akan dibuat dapat diekspresikan atau direpresentasikan pada suatu skema relasi
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tabel berikut bukan termasuk relational database karena menyalahi constraint
Key constraint
Entity integrity constraint
Referential integrity constraint
Semantic constraint
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Suatu primary key dapat diambil dari salah satu candidate key
Betul
Salah
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