Oracle
1Z0-808 · Question #17
1Z0-808 Question #17: Real Exam Question with Answer & Explanation
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Working with Methods and Encapsulation
Question
Given the code fragment:
public class Person {
String name;
int age = 25;
public Person(String name) { //line n1
this();
setName(name);
}
public Person(String name, int age) { //line n2
Person(name);
setAge(age);
}
//setter and getter methods go here
public String show() {
return name + " " + age + " " + number;
}
public static void main(String[] args) {
Person p1 = new Person("Walter", 52);
Person p2 = new Person("Jesse");
System.out.println(p1.show());
System.out.println(p2.show());
}
}
What is the result?
Options
- AJesse 25 Walter 52
- BCompilation fails only at line n1
- CCompilation fails only at line n2
- DCompilation fails at both line n1 and line n2
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Topics
#constructor invocation#this() keyword#constructor chaining#compilation errors