Can we create constructor in abstract class ?
What are the different types of constructor?
What is the super void?
what is difference between servletconfig and servletcontext?
What is indexof?
What is the reflection?
List primitive java types?
Why should we create an object? what is a need of it? Apart from access members of a class i want what is a need of object what does it contain?? In normal class to access any member of thaht class we create object where as for static class we access its members using class name. what is a difference between them... thanks in advance.
Explain the Propertie sof class?
What is the size of int in 64-bit jvm?
List some important features of java 10 release?
If a method is declared as protected, where may the method be accessed in java programming?
What is the differnence between String Buffer and String builder despite having knowledge that String builder is faster than String Buffer and last one is threadsafe.please tell another important difference.