Interested to Buy Any Domain ? << Click Here >> for more details...
What is the USE of Null interfaces ??...if thers nothing
inside these interfaces how are they used and WHy are they
used ???? No 1 has given a proper description yet
- 1 Answers
- 4153 Views
- I also Faced
- E-Mail Answers
Answer Posted / v.raju
The Null interfaces are called as Marker interfaces or
tagged interfaces they doesnt contain any code , they will
just declared to give some information about the class,
For example Serializable is a marker interface , it states
that the class can be serializable
cheers,
varahala raju
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Why strings in java are called as immutable?
What do you mean by checked exceptions?
What is a method signature java?
Difference between static synchronization vs. Instance synchronization?
When does a class need a virtual destructor?
What is a Transient Object?
What does bitwise or mean?
Can you access the private method from outside the class?
What is structure of java heap? What is perm gen space in heap?
Explain about procedural programming language or structured programming language and its features?
For ease of programming you can consider the maze as a 2D array with colors represented by below integer and characters (in capital letters). • B - Black • W -White • G- Green • R- Red R B W B W W W W W W B W B B W W W W W W W B W B W W W B W W W W B B W W W B W W W B W W B B B B W B W B W W B W W W B W W W B B B W W B W W W B W W B W B W W W B W B W W W W B B W W W W B W W W W W G Shortest Route Problem: • Solution that finds the shortest Route between Red and Green White will have 1 Weight. Red and Green carry no weights. Shortest path is the path with less weight when you add up the weights in the path.
What is a default method?
If A Class Is Declared Without Any Access Modifiers, Where May The Class Be Accessed?
Differece between class and generic class?
What do you understand by java?
