Can a static class implement an interface?
What is static variable with example?
Can a private method be declared as static?
Can a class be declared as static?
types of applets?.
What is the purpose of the System class?
Difference between predicate, supplier and consumer ?
Is singleton class thread safe?
What is the memory leak 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 the blank final variable?
Why is java called the platform independent programming language?
Why is stringbuffer thread safe?