Outline the major features of java.

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What is meant by Java ?

2 Answers   CMC, Infosys,

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What does || mean in vectors?

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How can we avoid including a header more than once?

0 Answers   Fidelity,

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Can long be null in java?

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Nullpointer exception is a very common exception. Why is it not made as a checked exception?

2 Answers   Ness Technologies,

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What is string in java is it a data type?

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What is the use of arraylist in java?

0 Answers  

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What is sizeof in java?

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What is the similarity between dynamic binding and linking?

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Is stringwriter thread safe?

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what is polymorhism what is inheritance? what is Abstract n Interface? what if two interfaces have same method and a concrete class is implementing both the interfaces. Will there be a compilation error? What are mutable and immutable classes? How can u make a class mutable? when will u use dem ...explain with example? what is overriding and overloading? what is garbage collection? what is Thread? how do dey communicate? what are the different ways of implementing ? have u used any messaging technologies? what is synchronization? what are some additions in java 1.5? what are generics? whst is advanced for loop? what is finally block? can u have a try in finally? yes!! can u have a finally in finally? how do you write junits? when is a object eligible for garbage collection?explain? a = null and b has ref to a will b be eligible to be garbage collected? sql questions like diff joins? how do dey work? exception handling? what is marker interface? what is the need??

0 Answers   JPMorgan Chase,

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