| Other Core Java Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| Difference between array and arraylist. | Sai-Softech | 4 |
| Explain Connection Pooling? | | 3 |
| What is a deadlock ? | | 5 |
| wahts is mean by thread? | HCL | 14 |
| Can multiple catch statements be used in exceptions ? | Wipro | 4 |
| when we write class.forName("any one class"); what happens
actually?what it will return?explain stepwise? | | 4 |
| What is data abstraction? Elaborate with example? | BMC | 3 |
| what is the use of servlet engine? | Photon | 2 |
| what is synchronization
| | 3 |
| What is the preferred size of a component? | | 1 |
| How to add two numbers with out using Arithmetic , union
operators in java....?
But we can use bitwise operators... but how...?
| CTS | 2 |
| what is Thread? | | 6 |
| What are the traverses in Binary Tree? | Adobe | 2 |
| When does the compiler supply a default constructor for a
class? | TCS | 8 |
| What restrictions are placed on method overloading and
method overriding? | | 3 |
| what is struts-config-xml?and its use? | | 3 |
| What is the difference between error and exception and
explain in simple words not whatever is given in the book. | | 6 |
| Can we access private data outside of the class directly in
java programming language? Why There is no runtime checking
in java, which leads to access the private data directly
outside of a class? | Google | 2 |
| how to call a method in different package? | | 4 |
| Is there is any error if you have multiple main methods in
the same class? | Wipro | 9 |
| |
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