
Bases de Kotlin
Authored by Jocelyn CARAMAN
Computers
University
Used 30+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle déclaration de variable est valide ?
var hello: Int? = ""
String "hello" = hello
val hello = "hello"
hello: String = "hello"
Answer explanation
todo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pour déclarer une variable qui ne changera pas, il est préférable d'utiliser var plutôt que val.
Vrai
Faux
Answer explanation
Il est préférable d'utiliser val plutôt que var.
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Quelles lignes de code permettent de mettre à jour une variable ?
total++
total - 1
total--
total = total + 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En langage Kotlin, les commentaires peuvent être composés d'une seule ou de plusieurs lignes et sont ignorés par le compilateur.
Vrai
Faux
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel élément n'est pas un type de données en Kotlin ?
String
Decimal
Int
Boolean
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Float représente également une valeur décimale, mais est moins précis que Double.
Vrai
Faux
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En langage Kotlin, le point d'entrée d'un programme est
instruction println()
variable val
fonction main()
instruction return
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