Java Interview Questions
- Core java Interview Question
page1
An immutable class is a class to which values assigned to the variables can not be altered because they are declared as final, all the variables must be assigned in the constructor.
- Core
java Interview Question Page2
A Java interface is an abstract data type like a class having all its methods abstract i.e. without any implementation. That means we cannot create objects of an interface.
- Core
Java Interview Question Page3
Generally Java sandbox does not allow to obtain this reference so that system can be access from an applet loaded via the Internet.