
Integriti Data (Data Integrity)
Flashcard
•
Computers
•
12th Grade
•
Practice Problem
•
Hard
MAHIRAN BINTI AWANG AHMED KPM-Guru
FREE Resource
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10 questions
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1.
FLASHCARD QUESTION
Front
Apa maksud integriti data?
Back
Kesempurnaan, ketepatan dan kesahan data serta merujuk ketepatan data yang sah melalui keseluruhan kitaran hayat data.
2.
FLASHCARD QUESTION
Front
Apa yang perlu dipastikan untuk menjaga integriti data?
Back
Input mesti tepat dan mematuhi peraturan yang telah ditetapkan.
3.
FLASHCARD QUESTION
Front
Apa itu integriti entiti?
Back
Jadual mempunyai sekurang-kurangnya satu atribut data yang unik bagi setiap rekod. Contoh: Nombor murid mesti unik.
4.
FLASHCARD QUESTION
Front
Apa itu integriti rujukan?
Back
Rekod-rekod dalam dua jadual yang berbeza boleh dihubungkan melalui perkongsian atribut data yang sama.
5.
FLASHCARD QUESTION
Front
Apa yang berlaku jika tiada hubungan antara rekod dalam integriti rujukan?
Back
Atribut tersebut dibiarkan kosong.
6.
FLASHCARD QUESTION
Front
Apa yang berlaku jika terdapat hubungan antara dua rekod dalam integriti rujukan?
Back
Atribut dalam kedua-dua jadual berkongsi nilai data yang sama.
7.
FLASHCARD QUESTION
Front
Apa itu integriti domain?
Back
Atribut-atribut data dalam jadual mestilah betul berdasarkan suatu domain masalah.
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