Tag: programming languages

Given:

1. enum A { A } 
2. class E2 { 
3.   enum B { B } 
4.   void C() { 
5.     enum D { D } 
6.   } 
7. } 

Which statements are true? (Choose all that apply.)

package io; import java.io.*; public class TestFile { public static void main(String[] args) { File file = new File("test_file.txt"); System.out.print(" Fle Name = " + file.getName()); file.delete(); file.renameTo(new File("test_file2.txt")); System.out.print(" Fle Name = " + file.getName()); } }

package io; import java.io.*; public class TestFile1 { public static void main(String[] args) { //No file exists by the name test_file.txt File file = new File("test_file.txt"); System.out.print(" Fle Name = "+file.getName()); System.out.print(" File Status = "+file.exists()); } }

package inheritance; interface test_Int { void test(); } abstract class IntImplementer implements test_Int { public static void main(String[] args) { System.out.println("Hello World!"); } }

package inheritance; class X { Y b = new Y(); X() { System.out.print("X"); } } class Y { Y() { System.out.print("Y"); } } public class Z extends X { Y y = new Y(); Z() { System.out.print("Z"); } public static void main(String[] args) { new Z(); } }