Object-oriented programming · interview question

In an e-commerce application, you have a class 'Customer' with a field 'name'. What does the 'this' keyword refer to in the method below? public class Customer { private String name; public void setName(String name) { this.name = name; } }?

Multiple choiceEasychapter-2-curatedpremiumoopthis-keyword

java

public class Customer {
  private String name;
  public void setName(String name) {
    this.name = name;
  }
}

A new instance of the Customer classThe parameter 'name' passed to the methodThe current instance of the Customer classA static reference to the class itself

Answer and explanation

Correct answer

C. The current instance of the Customer class

Why

The 'this' keyword in this context refers to the current instance of the class. It's used to distinguish the instance field 'name' from the parameter 'name'.

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In an e-commerce application, you have a class 'Customer' with a field 'name'. What does the 'this' keyword refer to in the method below? public class Customer { private String name; public void setName(String name) { this.name = name; } }?

Correct answer

Why

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