JAX-RS stands for Java API for RESTful Web Services

JAX-WS stands for Java API for XML Web Services

JSSE stands for Java Socket Service Extension

JDO stands for Java Data Objects

JCE stands for Java Communication Extension

JCA stands for Java Communications API

JAF stands for Java Activation Framework

JAIN stands for Java Integrated Networks

What will be the output of the program?

public class WrapTest {
 public static void main(String[] args) {
  int result = 0;
  short s = 42;
  Long x = new Long("42");
  Long y = new Long(42);
  Short z = new Short("42");
  Short x2 = new Short(s);
  Integer y2 = new Integer("42");
  Integer z2 = new Integer(42);
  if (x == y) /* Line 13 */ result = 1;
  if (x.equals(y)) /* Line 15 */ result = result + 10;
  if (x.equals(z)) /* Line 17 */ result = result + 100;
  if (x.equals(x2)) /* Line 19 */ result = result + 1000;
  if (x.equals(z2)) /* Line 21 */ result = result + 10000;
  System.out.println("result = " + result);
 }
}

In which all cases does an exception gets generated. Select the two correct answers. int i = 0, j = 1;

What will be the output of the program?

public class Foo {
 Foo() {
  System.out.print("foo");
 }
 class Bar {
  Bar() {
   System.out.print("bat");
  }
  public void go() {
   System.out.print("hi");
  }
 } /* class Bar ends */
 public static void main(String[] args) {
  Foo f = new Foo();
  f.makeBar();
 }
 void makeBar() {
  (new Bar() {}).go();
 }
} /* class Foo ends */

What will be the output of the program?

public abstract class AbstractTest {
 public int getNum() {
  return 45;
 }
 public abstract class Bar {
  public int getNum() {
   return 38;
  }
 }
 public static void main(String[] args) {
  AbstractTest t = new AbstractTest() {
   public int getNum() {
    return 22;
   }
  };
  AbstractTest.Bar f = t.new Bar() {
   public int getNum() {
    return 57;
   }
  };
  System.out.println(f.getNum() + " " + t.getNum());
 }
}

We can initialize following type of variables in class declaration.

How many differnces we can find between structures in C and C++ ?

How many differnces are there between structures in C and C++ ?

What is the memory of a class that contains niether data members nor member functions ?

Following functionality in C++ violates the encapsulation.

What makes C++ to support function overloading ?

We can assign NULL to const pointer after initializing once.

Libname statements can be used to create excel workbooks