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Among the following propositions, which are the basic principles of OOP ?
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Community Evaluations
Auteur anonyme
20/12/2021
there a four main OOP principles ! both third and fourth answers should be counted correct
Clément Devos (W3D Team)
20/12/2021
you're correct. I'll rewrite the question soon. Thanks !
Auteur anonyme
28/04/2023
C'est une très mauvaise question, ou une très mauvaise traduction. Toutes les réponses conviennent, son redondantes si l'on en choisi plusieurs et/ou manquent de concepts quand on en choisi une seule.
Vincent Cotro
05/06/2023
Merci pour le retour, nous allons corriger la réponse.
Panda rouge utile
28/05/2023
Il manque l'abstraction dans la réponse jugée correcte
Vincent Cotro
05/06/2023
Merci pour le retour, nous allons corriger la réponse.
9
You need to develop a class for which there should be only one instance throughout your application. Which design pattern should you use for this?14
Is the following code valid?
class Person {
constructor(name, age) {
this.name = name;
this.age = age;
}
}
const person = new Person('John', 20);
console.log(person.name);
console.log(person.age);4
Can an interface inherit from another interface?5
Is the following code valid?
class Person {
constructor(name, age) {
this.name = name;
this.age = age;
}
}
const person = new Person('John', 20);
console.log(person.name);
console.log(person.age);8
Can we extend an abstract class in Java?4
Which design pattern allows to dynamically add responsibilities to an object?4
Is the following code valid?
class Person {
constructor(name, age) {
this.name = name;
this.age = age;
}
}
const person = new Person('John', 20);
console.log(person.name);
console.log(person.age);