
Pre-test
Quiz
•
Instructional Technology
•
11th Grade
•
Practice Problem
•
Hard
Retno Ariyanti
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ibu Shei punya toko sembako. Ia ingin tahu barang apa yang paling banyak dibeli pelanggan minggu ini. Data apa yang paling tepat membantunya?
Daftar nama pemasok sembako
Catatan stok barang di gudang
Catatan penjualan setiap hari
Daftar alamat rumah pelanggan
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Toko "Murah Meriah" mau bikin aplikasi kasir. Data apa yang TIDAK penting disimpan di aplikasi itu?
Harga barang per satuan
Jumlah barang yang dibeli
Tanggal dan jam pembelian
Nomor handphone pelanggan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pak Ali punya toko sembako. Data barangnya seperti ini:
Kode : BR001 Beras (5kg) Rp65.000 |
Kode : BR002 Gula (1kg) Rp12.000 |
Kode : BR003 Minyak Goreng (2L) Rp20.000
Data ini sudah bagus karena...
Setiap barang punya kode unik.
Setiap barang ada nama dan harganya.
Setiap informasi barang ditulis sendiri-sendiri.
Semua data berupa angka dan teks
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Toko "Laris Manis" punya data penjualan seperti ini:
| No. | Tanggal | Nama Pembeli | Barang | Harga | Jumlah |
| 1 | 10-01-2025 | Ani | Beras | Rp12.000 | 2 |
| 2 | 10-01-2025 | Budi | Gula | Rp15.000 | 1 |
| 3 | 11-01-2025 | Ani | Beras | Rp12.000 | 3 |
Kalau harga beras naik, data mana yang harus diubah?
Data di baris 1 saja
Data di baris 1 dan 3
Data di baris 3 saja
Data di semua baris
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perbedaan utama antara 2NF dan 3NF adalah...
2NF menghilangkan redundansi data, sedangkan 3NF menghilangkan anomali data
2NF berkaitan dengan ketergantungan parsial, sedangkan 3NF berkaitan dengan ketergantungan transitif
2NF harus memenuhi 1NF, sedangkan 3NF tidak harus memenuhi 2NF
2NF lebih kompleks daripada 3NF
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tabel "Penjualan" memiliki kunci utama gabungan (ID Penjualan, ID Produk). Atribut "Nama Produk" hanya bergantung pada "ID Produk". Ini adalah contoh...
Ketergantungan fungsional
Ketergantungan parsial
Ketergantungan transitif
Bukan ketergantungan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tujuan utama normalisasi data adalah...
Meningkatkan kompleksitas basis data
Mengurangi redundansi data dan mencegah anomali data
Mempercepat akses data dengan mengorbankan konsistensi
Menambah jumlah tabel dalam basis data tanpa aturan yang jelas
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