What is a map in java?

0 Answers  

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What is string in java? String is a data type?

0 Answers  

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When can you say a graph to be a tree?

0 Answers   Amazon,

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how many design pattern r there? and wht design pattern u use and why ?

5 Answers   HP,

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These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

0 Answers   HCL,

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Nested classes VS Inner classes?

3 Answers   Infosys,

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Is it safe for adding 10,00,000 records/objects to HashMap?, i.e is it safe to add millions of objects to HashMap?

2 Answers  

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List some java keywords sun like c, c + + keywords?

0 Answers  

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Is 0 true or false?

0 Answers  

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Why we need to serialize the object

11 Answers   CTS, Geometric Software,

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What is main difference between variable and constant?

0 Answers  

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Can we add two byte variables and assign the result to a byte variable ? b=b1+b2 where b,b1,b2 are byte types

4 Answers   TCS,

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