Which of the following is true?

Which transaction mode 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?

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(); } } Choose the correct statement. Restriction on static methods are: I. They can only call other static methods. II. They must only access static data. III. They cannot refer this or super in any way.

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?