Explain about map interface in java?

0 Answers  

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Is string is a data type?

0 Answers  

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What is the point of java?

0 Answers  

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what is multi-tasking

3 Answers   Anand Group, Photon Infotech, Tech Mahindra,

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What is the exact difference in between unicast and multicast object? Where we will use?

0 Answers  

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What will happens if you opened Internet Explorer 4 times?

2 Answers  

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What is the method overriding?

0 Answers  

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If all the methods in abstract class are declared as abstract then what is difference between abstract class and in interface?

8 Answers   Infosys, Synechron,

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Memory management in JAVA

3 Answers   Tech Mahindra, Wipro,

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How many bytes is a string?

0 Answers  

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What do the thread?class methods run() and start() do?

0 Answers  

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suppose in a class there is a code like this: { Set hs=new Hashset(); hs.add(new Emp("kathy",1000)); hs.add(new Emp("kathy",2000)); } how can u avoid the above code in your class as set won't allow duplicate objects?

3 Answers  

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