
Normalisasi Database
Authored by alviantriputra ITH
Instructional Technology
University
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5 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Normalisasi adalah proses dalam basis data yang bertujuan untuk:
Menggabungkan tabel-tabel menjadi satu tabel besar
Mengurangi redundansi dan menghindari anomali data
Meningkatkan kecepatan akses data
Menambahkan lebih banyak indeks ke tabel
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Setiap atribut yang bukan kunci (non key) bergantung secara fungsional terhadap primary key, merupakan definisi ?
Functional dependency
transitive dependency
dependency
Functional
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam aturan bentuk normal ketiga (3NF) mengharuskan:
Tidak ada ketergantungan transitif antara atribut non-kunci
Tidak ada ketergantungan parsial antara atribut non-kunci dan kunci utama
Setiap tabel memiliki setidaknya satu kunci utama dan satu kunci asing
Setiap atribut dalam tabel harus unik
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Untuk mengubah tabel dari bentuk normal pertama (1NF) menjadi bentuk normal kedua (2NF), kita harus:
Menghilangkan ketergantungan parsial
Menghilangkan grup berulang
Menghilangkan ketergantungan transitif
Menggabungkan tabel yang terkait
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam tabel tidak boleh ada grouping data ataupun duplikasi data, hal ini merupakan aturan dari bentuk normal ?
1NF
2NF
3NF
BCNF
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