Sains Komputer Tingkatan 4 - 2.2.4 Mereka bentuk pangkalan
Quiz
•
Computers
•
1st Grade - Professional Development
•
Medium
Mohd Nasaruddin
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7 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Apakah pertimbangan-pertimbangan yang perlu dilakukan dalam mereka bentuk pangkalan data?
Reka bentuk mestilah mengandungi data yang lengkap dan diperlukan sahaja.
Reka bentuk hendaklah memudahkan penyimpanan, pencarian dan pengemaskinian.
Reka bentuk mesti menggunakan model yang sesuai, misalnya model pangkalan data hubungan yang popular.
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Apakah perkara-perkara yang perlu dikenalpasti sebelum menghasilkan set hubungan?
Entiti-entiti
Atribut-atribut
Hubungan antara entiti
Kardinaliti
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Set hubungan dihasilkan daripada ERD dan boleh dinyatakan dalam dua format, iaitu:
Penyataan teks
Perwakilan grafik
Perwakilan lisan
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah set hubungan yang betul dalam format penyataan teks?
NAMA ENTITI(Atribut 1<KP>, Atribut 2,….Atribut N)
NAMA ENTITI(Entiti 1<KP>, Entiti 2,….Entiti N)
NAMA ATRIBUT(Entiti 1<KP>, Entiti 2,….Entiti N)
NAMA ATRIBUT(Atribut 1<KP>, Atribut 2,….Atribut N)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
_______ sesuai digunakan untuk melakar entiti, atribut dan hubungan.
ERD
Set hubungan
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
_______ lebih sesuai digunakan untuk analisis yang melibatkan struktur entiti yang disunting berulang kali.
ERD
Set hubungan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tanda garisan di bawah IDMurid merupakan _______ .
Kunci Primer
Kunci Asing
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