What is inheritance?

Answer 1

http://www.tutorialspoint.com/java/java_inheritance.htm
this should give you more details, as always when you are learning java make sure you use many resources, you will learn a lot as this app is limited to deeper explanations.

Answer 2

it is the process by which one class acquired property of the next class. OR new class
derived from existing class.OR child class derived from parent class.
it has three types in java.u will let to know.it supports
1.single
2.multilevel
3.heirarchy inheritance
and there two also but java doesn't exist these two.
multiple and hybrid

but they can be used in different manner.
multiple can be represented in (INTERFACE).

Answer 3

It means that creating a new data type from an existing data type

Answer 4

deriving new classes from the existing classes, thereby inheriting fields and methods from the existing classes is called inheritance

Answer 5

When one class is inherited from another class, it inherits all of the superclass' non-private variables and methods.