Object-oriented programming · interview question

Consider the following class. Which statement accurately describes the constructor's role in object creation?

Multiple choiceHardchapter-2-curatedpremiumoopclasses-and-objects

java

class Customer {
    String name;
    int id;
    Customer(String n, int i) {
        name = n;
        id = i;
    }
}

The constructor is optional and never needed.The constructor only allocates memory.The constructor can be called multiple times on the same object.The constructor initializes new objects and can include logic.

Answer and explanation

Correct answer

D. The constructor initializes new objects and can include logic.

Why

The constructor is responsible for initializing new objects. It can set initial values for fields and include any necessary setup logic. Constructors are called once when an object is created and cannot be called again on the same object.

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Consider the following class. Which statement accurately describes the constructor's role in object creation?

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