| Other Core Java Interview Questions |
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| Question | Asked @ | Answers |
| |
| Explain method overloading and overriding? | | 6 |
| Explain about global variables in Java? | | 2 |
| What is operator? | | 2 |
| what is difference between method overloading & method
overridding with example? | IBM | 2 |
| Can we place the any object to key attribute of
HashMap<key,value>? | HCL | 3 |
| Explain difference between final, finally and finalize? | | 2 |
| how to use finalize()Method to resources | TCS | 2 |
| How is Garbage collection done in Java? | T3-Softwares | 2 |
| how you will prevent method overriding? | HCL | 4 |
| why to use transient variables when static variables can be
used for Serialization | | 3 |
| Which method is used to find that the object is exited or
not? | | 1 |
| diff between abstract methods and interfaces with programing
(code) example? | | 2 |
| What is Collections API? | | 1 |
| What are Access Specifiers and Access Modifiers. | TCS | 3 |
| What is UNICODE? | | 3 |
| How do u provide security in java | | 1 |
| is memory to the abstract class allocated ..or objects not
instantiated | TCS | 4 |
| What is update method and when it is called? | | 1 |
| What are the traverses in Binary Tree? | Adobe | 2 |
| Why Wait and notify are kept in Object class although they
are used only with Thread Class | Saksoft | 2 |
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