| Other Core Java Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| What is difference between abstract class & final class | | 5 |
| What is the difference between serialization and
deserialization? | ABC | 2 |
| what is the Arraylist limit (maximum) by default ? | Fidelity | 6 |
| what is session facade ? | | 2 |
| what are the oops concept in java explain with real time
examples | Tech-Mahindra | 4 |
| what is the use of finalize()Method
please explain with an example | | 2 |
| What is the immediate superclass of the Dialog class? | | 1 |
| Can a lock be acquired on a class? | | 2 |
| Difference between array and arraylist. | Sai-Softech | 4 |
| What is yielding and sleeping? how they different? | | 2 |
| what is the difference between HashMap and Hashtable | Value-Labs | 8 |
| How multipleInheritance is possible in java? | Satyam | 16 |
| What is casting? | | 3 |
| What happens when you assigned a 'double' value to
a 'String'? | | 6 |
| 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 difference between Iterator and for loop | | 4 |
| what is difference between servletconfig and servletcontext? | AMDOC | 3 |
| why Runnable interface is preferable than extending the
Thread class? | Wipro | 5 |
| write java code to print second max number in the array | Huawei | 9 |
| what is ennumaration? | AMDOC | 1 |
| |
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