What are structs in java?
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Can a boolean be null java?
What are Font and FontMetrics classes?
What is protected in java?
What is sizeof () operator?
Linked List reverese program
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??
Can we have any code between try and finally blocks?
Which list is sorted in java?
Why we use set in java?
What is difference between compatible and incompatible changes in serialization?
How many types of design patterns are there?
Is treeset sorted in java?