Can final class have constructor?
What is an interoperable application in java ?
How do you find the independent variable?
How do I get a substring?
What is a nested list?
What are the three types of design patterns?
What are conditionals and its types?
What is array pointers ?
What is the difference between serial and throughput garbage collector?
How do you add an element to a hashset in java?
Do I need java for windows 10?
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??
Explain about the performance aspects of core java?