Which one of the following statements is true about Java Beans?

Calling System.gc() when using a modern JVM :

What is the output? int[] xxx = {10, 20}; List<String> list = new ArrayList<String>(10); list.add("01"); list.add("02"); System.out.println(xxx.length + ", " +list.size());

A class may extend:

Immutable objects are always...

What is the correct statement for handling RuntimeException?

Is "Method" a part of Java Reflection API

What type should you use for floating point monetary calculations?

Does interrupt() always force all threads to terminate?

class X implements Runnable { public static void main(String args[]) { /* Missing code? */ } public void run() {} } Which of the following line of code is suitable to start a thread ?

Which of the following statements about static inner classes is true?