Which of the following is the best option for scaling existing an application due to resource requirements, without changing its code?

Which exception must a setter of a constrained JavaBean property throw to prevent the property value from changing?

Assuming there is database recovery/backup system in place, which of the following statements is true with regard to committed and uncommitted data of entity beans?

Which will programmatically throw an exception?

Output of the given console application? public class Test31 { public static void main(String[] args) { test(); } public static void test() { try { System.out.print('-try'); return; } catch (Exception e) { System.out.print('-catch'); } finally { System.out.print('-finally'); } } }

Assuming the custom tag is GLOOP and the prefix is TWONG, which is the correct JSP syntax for an empty custom tag?

Find the given file. package com.concretepage; public class Computer implements Device{ public void doIt() { } } abstract class Phone1 extends Computer { } abstract class Phone2 extends Computer{ public void doIt(int x) { } } class Phone3 extends Computer implements Device{ public void doStuff() { } } interface Device { public void doIt(); } What is the result?

Method which follows JavaBeans standard?

What will be the result of compiling the following code: public class SuperClass { public int doIt(String str, Integer… data)throws Exception{ String signature = “(String, Integer[])”; System.out.println(str + ” ” + signature); return 1; } } public class SubClass extends SuperClass{ public int doIt(String str, Integer… data) { String signature = “(String, Integer[])”; System.out.println(“Overridden: ” + str + ” ” + signature); return 0; } public static void main(String… args) { SuperClass sb = new SubClass(); sb.doIt(“hello”, 3); } }

What is the output for the below code? public class Test { public static void main(String[] args){ String value = “abc”; changeValue(value); System.out.println(value); } public static void changeValue(String a){ a = “xyz”; } }

ou have two class files name Test.class and Test1.class inside javaproject directory. Test.java source code is: public class Test{ public static void main (String[] args){ System.out.println(“Hello Test”); } } Test1.java source code is : public class Test1{ public static void main (String[] args){ System.out.println(“Hello Test1″); } } you have issued below commands from command prompt. cd javaproject java Test Test1 What is the output?