What are the different tags provided in jstl?
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What the difference is between execute, execute Query, execute Update?
How does Vector implement synchronization?
Are registers volatile?
What is Applet Flickering ?
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What is nested class?
How many bytes is 255 characters?
What is string in java?
whst is encapsulation?when u encpsulate actually while devoloping code?
What is a buffer in java?
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??
What is var keyword ?
Give few examples of final classes defined in Java API?