Jadual menunjukkan rekod guru tingkatan di sebuah sekolah.
Kenalpasti entiti yang wujud dalam jadual di atas.
T4 : 2.2 REKA BENTUK PANGKALAN DATA HUBUNGAN
Quiz
•
Computers
•
4th - 5th Grade
•
Medium
HAMIDAH Moe
Used 33+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jadual menunjukkan rekod guru tingkatan di sebuah sekolah.
Kenalpasti entiti yang wujud dalam jadual di atas.
Nama, Tingkatan
Aminah, 2B
Bil, Nama, Tingkatan
1, Aminah, 2B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jadual menunjukkan sampel data bagi rekod Sistem Perekodan Buku Teks SMK Kulai.
Berdasarkan Jadual, senaraikan medan-medan yang boleh dijadikan kunci primer.
PELAJAR_PINJAMAN
NomPelajar, Nama
NomPelajar, KodBuku, NomDaftar
Tingkatan, Kuantiti
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan hubungan antara dua jadual bagi satu sistem maklumat.
Berdasarkan jadual KELAS dalam Rajah 3, kenal pasti kunci primer.
nama_kelas
nama_guru
id_guru
kod_kelas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan hubungan antara dua jadual bagi satu sistem maklumat.
Berdasarkan jadual KELAS dalam Rajah 3, kenal pasti kunci asing.
kod_kelas
nama_guru
id_guru
nama_kelas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kenal pasti kunci primer.
NoAset, IDMurid dan NoPinjaman
NoAset
NamaAset, NamaMurid
TarikhPinjam, TarikhPulang
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nyatakan entiti :
GURU
SUBJEK
GURU dan SUBJEK
mengajar
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nyatakan kekardinalan :
satu : satu
satu : banyak
banyak : banyak
banyak : satu
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