this Keyword

AP Computer Science A· difficulty 2/5

public class Person {
    private String name;
    public Person(String name) {
        name = name;
    }
    public String getName() { return name; }
}
// ...
Person p = new Person("Bo");
System.out.println(p.getName());

What is printed?

A
$null$
check_circle
B
$Bo$
C
$name$
D
$Compile-time error$

Explanation

Without this.name = name the assignment only sets the parameter to itself; the instance variable name remains its default null.

Want 10 more like this — adaptive to your weak spots?

Practice 10 like thisarrow_forward Predict my AP score

Related questions