Kuiz Pangkalan Data ASK Ting3 - kekunci primer dan asing
Quiz
•
Computers
•
3rd Grade
•
Practice Problem
•
Medium
Noraznina Mghazali
Used 11+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Pangkalan data memudahkan data atau maklumat dalam semua perkara berikut iaitu
dicapai
dipadam
disembunyikan
dikemaskini
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kekunci ________merupakan kekunci dengan atribut unik.
sekunder
primer
tertiar
asing
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-Satu sifat kumpulan objek yang sama jenis
-Bersifat unik
Berdasarkan pernyataan tersebut, apakah komponen yang dimaksudkan?
atribut
entiti
kekunci primer
kekunci asing
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah komponen yang diwakili oleh simbol tersebut?
entiti
atribut
kekardinalan
rekod
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam satu pangkalan data hubungan, setiap entiti diwakili oleh satu______
jadual
borang
query (pertanyaa)
laporan
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Yang manakah kekunci yang digunakan dalam pangkalan data?
kekunci utama dan kekunci sekunder
kekunci primer dan kekunci sekunder
kekunci primer dan kekunci asing
kekunci utama dan kekunci kedua
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah kepentingan kekunci primer dalam sistem pangkalan data?
Memberi nilai kosong
Menggalakkan pengulangan data
Memelihara integriti data
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