Berdasarkan gambarajah di atas, yang manakah cara yang salah bagi menulis nama atribut dan entiti?
Asas Sains Komputer
10th Grade
•20 Qs
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Asas Sains Komputer
Quiz
•
Computers
•
10th Grade
•
Hard
JURAINI Moe
Used 168+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
_Model
jenama
No_Siri
buatan2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Berdasarkan gambarajah di atas, apakah kunci primer bagi Entiti KOMPUTER
_Model
jenama
No_Siri
buatan2
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Apakah kepentingan kekunci primer dalam satu sistem pengkalan data
Memelihara Integriti data
Menjimatkan ruang storan komputer
Memberi nilai unik untuk simpanan data
Mengelakkan pertindihan rekod lama dan rekod baru
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Apakah cadangan atribut yang sesuai mewakili entiti PEKERJA
Nama
No_Kad_Pengenalan
Nombor_Telefon
Jenis_telefon
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Bagaimanakah untuk mengenali sesuatu atribut itu merupakan kunci primer dalam gambarajah diatas
Mudah dibaca
Atribut digariskan
Mempunyai nilai unik
Mengaitkan dua atau lebih daripada entiti yang mempunyai hubungan
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A Mewakili
Atribut
Kunci asing
Kunci primer
Entiti
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
B Mewakili
Atribut
Kunci asing
Kunci primer
Entiti
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