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Stack   Stack is a subclass of Vector that applies a typical last-in, first-out stack.   Stack only bounds the default creater, which produces an empty stack. Stack includes all the way(method) s circle by Vector, and adds some of its own.   Stack( ) Example The following program illustrates some of the way(method) s […]

Sets in java is a structure that gives an architecture to store and change the group of objects.   All the missions that you apply on a data such as searching, sorting, inserting, manipulation, deletion etc. can be pull off by Java Sets.   Java Set simply means a single unit of objects. Java Set

Alternating in java is a process of executing multiple alternates simultaneously.   Alternate is basically a light weight sub-process, the smallest unit of filtering. Multifiltering and alternating, both are used to gain multitasking.   But we use alternating than multifiltering because alternates share a frequentmemory area. They don’t allocate separate memory area so saves memory,

The exception handling in java is one of the powerful tool to   handle   the   runtime errors so that normal flow of the application can be reconstructed.   What is exception   In java, exception is an incident that reduces the normal flow of the program. It is an object which is thrown at runtime.  

super keyword in java   The super keyword in Java is a footnote variable which is used to refer to the time root of class object.   Whenever you produce the instance of a subclass, an instance of the root of the class is produced implicitly which is referred to by the super footnote variable.