Kuiz Topic2 - Struktur Data Kotlin
Quiz
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Computers
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University
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Practice Problem
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Medium
Zelvia Maharani
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa perbedaan antara variabel var dan val di Kotlin?
var bisa diubah nilainya, sedangkan val tidak bisa
var dan val sama-sama bisa diubah nilainya
val bisa diubah nilainya, sedangkan var tidak bisa
var dan val hanya bisa diinisialisasi sekali
Answer explanation
var bisa diubah nilainya, sedangkan val tidak bisa.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tipe data apakah yang digunakan untuk merepresentasikan angka bulat di Kotlin?
Int
Double
Float
Char
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi jika kita mencoba menginisialisasi variabel dengan nilai null di Kotlin?
Program akan error saat dikompilasi
Nilai variabel akan menjadi 0
Nilai variabel akan menjadi null
Nilai variabel akan menjadi "null"
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara mendeklarasikan variabel dengan tipe data float di Kotlin?
var myFloat: Float = 3.14f
var myFloat: Double = 3.14
var myFloat = 3.14f
var myFloat = 3.14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tipe data apakah yang digunakan untuk merepresentasikan karakter di Kotlin?
Int
Double
Float
Char
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi jika kita mencoba mengubah nilai variabel val di Kotlin?
Kita bisa mengubah nilainya
Program akan error saat dikompilasi
Nilai variabel akan menjadi null
Nilai variabel akan menjadi 0
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Bagaimana cara mendeklarasikan array dengan tipe data String di Kotlin?
var myArray: Array<String> = arrayOf("hello", "world")
var myArray = arrayOf("hello", "world")
var myArray: Array<String> = {"hello", "world"}
var myArray = {"hello", "world"}
Answer explanation
Jawaban: a. var myArray: Array<String> = arrayOf("hello", "world"). Untuk mendeklarasikan array dengan tipe data String di Kotlin, kita harus menentukan tipe data Array<String> dan menginisialisasi nilai array dengan menggunakan syntax arrayOf().
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