3) Suppose you are a very rich person, having 50 rooms and you have lost the key for one of the room's. How effectively you can find this key? (Qs2 and Qs3 are related)

3 Answers   RBS,

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I want to re-reach and use an object once it has been garbage collected. How it's possible?

0 Answers  

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why would you use a synchronized block vs. Synchronized method? : Java thread

0 Answers  

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Is there any use of an abstract class which has no methods and no attributes?

1 Answers   Wipro,

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how copy the hashmap object into arraylist at java program?

4 Answers   HCL, Wipro,

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Does variable declaration allocate memory?

0 Answers  

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How many bits is a string in java?

0 Answers  

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Can you have two constructors in java?

0 Answers  

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how to one war file class to another war file class?

0 Answers  

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What is return null in java?

0 Answers  

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According to java operator precedence, which operator is considered to be with highest precedence?

0 Answers  

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What is the difference between processes and threads?

0 Answers  

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