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Category Archives: Java Quiz

Predict the output of following Java program // Note static keyword after import. import static java.lang.System.*;      class StaticImportDemo {    public static void main(String args[])… Read More
Predict the output of the following program. class Test {   int count = 0;        void A() throws Exception     {         try         {             count++;                            try… Read More
Predict the output of the following program. class Test {     public static void main(String[] args)     {         String str = "geeks";         str.toUpperCase();         str += "forgeeks";         String… Read More
Predict the output of the following program. class Test {     String str = "a";        void A()     {         try         {             str +="b";             B();         }         catch… Read More
Predict the output of the following program. class Test {     public static void main(String[] args)     {         Double object = new Double("2.4");         int a = object.intValue();… Read More
Predict the output of the following program. class Test implements Cloneable {     int a;        Test cloning()     {         try         {             return (Test) super.clone();         }         catch(CloneNotSupportedException… Read More
Predict the output of the following program. class Test {        public static void main(String[] args)     {         String obj1 = new String("geeks");         String obj2 =… Read More
Predict the output of the following program. class Test {     int a = 1;     int b = 2;        Test func(Test obj)     {         Test obj3… Read More
Predict the output of the following program. class Test {     int a = 1;     int b = 2;        Test func(Test obj)     {         Test obj3… Read More
Predict the output of the following program.  Java class Test {     boolean[] array = new boolean[3];     int count = 0;         void set(boolean[] arr, int… Read More
Predict the output of the following program.     class First {        void display()     {         System.out.println("Inside First");     } }    class Second extends First {… Read More
Predict the output of the following program. abstract class demo {     public int a;     demo()     {         a = 10;     }        abstract public void set();… Read More
Predict the output of the following program. class Test {     public static void main(String[] args)     {         StringBuffer a = new StringBuffer("geeks");         StringBuffer b = new… Read More
Predict the output of the following program. class Test {     public void demo(String str)     {         String[] arr = str.split(";");         for (String s : arr)         {… Read More
Predict the output of following Java program. class demoClass {     int a = 1;        void func()     {         demo obj = new demo();         obj.display();     }… Read More