
Pangkalan Data

Quiz
•
Information Technology (IT)
•
9th - 12th Grade
•
Hard
Aliaa Farahiya
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang dimaksudkan dengan entiti dalam pangkalan data hubungan?
Nilai yang disimpan dalam jadual
Objek atau perkara yang ingin disimpan maklumat
Peraturan yang menentukan kekardinalan
Kunci primer dalam jadual
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara berikut, yang manakah contoh atribut bagi entiti Pelajar?
Pelajar
No. Matriks, Nama, Alamat
Subjek
Jadual
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah maksud set hubungan (relationship set) dalam pangkalan data?
Hubungan antara dua atau lebih entiti
Senarai atribut dalam jadual
Kunci primer yang unik
Bentuk normalisasi jadual
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Entiti Guru dan Kad Pengenalan biasanya mempunyai hubungan:
Satu ke Satu (1:1)
Satu ke Banyak (1:M)
Banyak ke Banyak (M:M)
Tiada hubungan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Entiti Pelajar dan Kelas biasanya mempunyai hubungan:
1:1
1:M
M:M
Tiada
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pilih entiti dan atribut yang betul:
Entiti: Buku | Atribut: Tajuk, ISBN, Penulis
Entiti: ISBN | Atribut: Buku, Penulis
Entiti: Tajuk | Atribut: Penulis, Buku
Entiti: Penulis | Atribut: ISBN, Tajuk Buku
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika seorang pelajar boleh mendaftar banyak kursus, dan satu kursus boleh didaftarkan oleh ramai pelajar, apakah jenis kekardinalan hubungan tersebut?
1:1
1:M
M:M
Tiada
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