
Data PREP
Authored by MC-08 Rosyd Panjie Laras
Instructional Technology
University
Used 1+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tujuan utama dari pembersihan data (data cleaning)?
Menghapus data penting
Mengurangi ukuran file
Memastikan kualitas dan konsistensi data
Menambahkan data acak
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Manakah dari berikut ini yang bukan teknik pembersihan data?
Menghapus duplikat
Menangani nilai hilang
Mengubah data ke format standar
Menambahkan data tidak relevan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai kosong (missing values) sebaiknya ditangani dengan cara berikut, kecuali:
Mengisi dengan rata-rata atau median
Menghapus baris terkait
Mengganti dengan nilai acak tanpa konteks
Menggunakan imputasi statistik
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa arti dari “normalisasi data”?
Menghapus semua data tidak lengkap
Mengubah data agar berada dalam skala tertentu
Menambahkan data palsu
Mengganti format tanggal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa konversi tipe data penting dalam pemrosesan data?
Untuk memperindah data
Untuk kompatibilitas dan efisiensi pemrosesan
Untuk menambah kompleksitas
Agar bisa dibuka di semua aplikasi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa prinsip utama dalam rekayasa perangkat lunak untuk pemrosesan data?
Tulis kode sesingkat mungkin
Kode harus cepat walau tidak rapi
Buat kode modular dan dapat digunakan ulang
Gunakan hanya satu file untuk semua
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa manfaat menulis fungsi untuk proses data yang berulang?
Menambah baris kode
Menghindari penggunaan pustaka
Meningkatkan efisiensi dan keterbacaan
Menghapus kebutuhan dokumentasi
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