difference between vectorlist and hash
What are data structures in java?
How does thread synchronization occurs inside a monitor? What levels of synchronization can you apply?
what is actual real time using of oops concepts in projects(Interface,polymorphism.abstraction.........)
What is the benefit of lambda expressions?
What is a dynamic array java?
Is array a class?
Is a char always 1 byte?
How are this() and super() used with constructors?
different types of threads?
What are the principle concepts of oops?
Can Applet have constructors?
What is a byte array?