Which of the following transaction modes are supported by Enterprise Java Beans?

In generics code, the question mark (?) is called the?

Which code snippets will take transform input string '2012/06/05' to output string '05 - 06 - 2012'?

Which interface makes it possible for Java to save an object to a file and turn it into a data stream?

Which statement is true regarding declaring a servlet instance in a deployment descriptor?

public class Tester{ static int x = 4; public Tester(){ System.out.print(this.x); // line 1 Tester(); } public static void Tester(){ // line 2 System.out.print(this.x); // line 3 } public static void main(String... args){ // line 4 new Tester(); } } What is the result of compiling and running the following code?

public class A{ static{ System.out.println("static"); } { System.out.println("block"); } public A(){ System.out.println("A"); } public static void main(String[] args){ A a = new A(); } } What is the output for the below code?

In RMI program the following two steps are used to, Either extend the UnicastRemoteObject class, the exportObject() method of the UnicastRemoteObject class,