WHAT IS MARKER INTERFACE,AND NO METHODS IS NOT THERE ON THAT INTERFACE THEN WHY WE USED IN JAVA?

3 Answers   L&T,

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What is numeric promotion?

1 Answers  

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perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)

1 Answers   Huawei,

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Can we print null in java?

0 Answers  

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In a container there are 5 components. I want to display the all the components names, how will you do that one?

0 Answers  

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What are keyboard events?

0 Answers  

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How will you measure that int takes up only 32 bits in memory?

2 Answers   Rolta,

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What are the OOAD concepts in java explain with examples?

4 Answers   Aricent, CTS,

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Why is java called java?

0 Answers  

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if the memory capacity is 700 presently occupied by process is 690. then another process request space(40) how this situation handled in java.

4 Answers   Wipro,

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What is the difference between arraylist and hashset in java?

0 Answers  

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what is function overloading in java?

0 Answers   Tavant Technologies, TCS, Virtusa,

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