What classes of exceptions may be caught by a catch clause in java programming?
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What happens if I remove static from main method?
Why there are some null interface in java? What does it mean?
Why are getters and setters used?
Define an applet in java?
What are the topics in advance java?
Is string a data type 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??
Why transient variables wont participate in serialization?
Is treeset sorted in java?
Explain polymorphism citing an example.
What is java autoboxing?
Can substring create new object?