How to eliminate duplicates from an array?

6 Answers   ABC, AdMod, Adobe, College School Exams Tests, Patni, Wipro,

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What is the purpose of a statement block?

1 Answers  

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7) Suppose there is Student class like class student { int age; string name; } We want to store these objects in a HashMap. Do we need to override any methods in Student class? If any which ones and why? what if i just override equals or just hashcode? what will be the results in both the cases?

4 Answers   CSC, Nagarro, RBS,

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Hi Friends, can you give difference between extending thread class and implementing runnable interface.

4 Answers  

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Why ArrayList class is not a synchronized class and why it is not a thread safe class? explain

1 Answers  

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What is stored procedure. How do you create stored procedure ?

0 Answers   GE,

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What is a lightweight component?

0 Answers  

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Can we create constructor in abstract class ?

0 Answers  

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Program to find greatest prime number in n numbers?

3 Answers   Huawei,

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What is break and continue statement?

0 Answers  

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what is singleton in java?

0 Answers   IBS,

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What is boolean query?

0 Answers  

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