| Other Core Java Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| why Runnable interface is preferable than extending the
Thread class? | Wipro | 5 |
| If all the methods in abstract class are declared as
abstract then what is difference between abstract class and
in interface? | Synechron | 6 |
| explain System.out.println() | CTS | 7 |
| Consider that class classA, abstract class classB, and
final classC have been defined.Which one of the following
is correct?
1. classA extends classC implements classB
2. class A extends classB, classC
3. classA extends classB
4. classB implements classC | | 1 |
| What is the difference between panel and frame ? | IBM | 4 |
| diff between abstract methods and interfaces with programing
(code) example? | | 2 |
| Hi, well i am unable to understand that why it is mandatory
to have same hashcode, if two objects are same?
Thanks in advance. | | 5 |
| Define interface? | | 2 |
| Can an exception be rethrown? | Wipro | 4 |
| In which JDK version event-delegation model is introduced? | | 1 |
| How can be define MARKER interfce in java | | 1 |
| Difference between Applet & Application? | | 5 |
| What is AppletStub? | | 1 |
| What is method Overloading in the perspective of OOPS? | | 4 |
| Which class should you use to obtain design information
about an object | | 2 |
| String is a immutable objects . it means that string does
not change...........
But it will be chang.........
{
String s="kapil";
String s1="raj";
String s=s1;
then print(.......)
The String has been changed ..
how it is possible and why its called immutable objects | | 3 |
| What is the Vector class? | | 3 |
| What is means by DLL file means ?
What is the use of DLL file?
What are the contents of DLL file? | | 2 |
| What is meant by throwing an Exception? | Accenture | 4 |
| what is a transient variable? | | 4 |
| |
| For more Core Java Interview Questions Click Here |
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