What Will Be The Output Of The Following Java Codep Pre #698
What will be the output of the following Java code?</p> <pre><code class="language-java"> import java.util.*; public class retainAll { public static void main(String args[]) { LinkedList l = new LinkedList(); String s = "NVAEducation"; for(int i=0;i<s.length();i++) { l.add(s.charAt(i)); } LinkedList a = new LinkedList(); a.add('S'); a.add('f'); a.add('n'); a.add('o'); l.retainAll(a); System.out.println(l); } }</code></pre>
This multiple choice question (MCQ) is related to the book/course
gs gs111 OOP Object Oriented Programming Java.
It can also be found in
gs gs111 Types of Classes (Using Java) - Collection Classes - Quiz No.1.
What will be the output of the following Java code?
import java.util.*; public class retainAll { public static void main(String args[]) { LinkedList l = new LinkedList(); String s = "NVAEducation"; for(int i=0;i<s.length();i++) { l.add(s.charAt(i)); } LinkedList a = new LinkedList(); a.add('S'); a.add('f'); a.add('n'); a.add('o'); l.retainAll(a); System.out.println(l); } }
[S, n, f, o, n]
[a, u, d, r, y]
[S, n, f, o]
Error
