What are Interceptors?

1 Answers  

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1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?

2 Answers   TCS,

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Explain yield() method in thread class ?

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What is the difference between an argument and a parameter?

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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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Where is const variable stored?

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Can u write constructor in abstract.If yes den when it will be invoked.

4 Answers   SunGard,

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When is the finalize() called? What is the purpose of finalization?

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When do we use synchronized blocks and advantages of using synchronized blocks?

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Is there a jre for java 11?

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Does substring start with 0?

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How the threads are synchronized?

2 Answers   BMC, CTS,

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