What is an immutable object? How do you create one in java?

1032

there are N number of matchboxes numbered 1...N.each matchbox contain various number of stick.Two player can alternatevely pick some amount of stick from the higest stick containing box . The player is condidered win if there is no stick after his move.Find the final move so that the move player win. Note:In case the number of stick is equal ,pick the stick from the higest numbered box.

1950

Can we override private methods?

984

Is array a class?

889

How do you define a parameter?

993

What is this keyword used for?

1077

What’s the difference between callable and runnable?

1037

What is immutability in java?

1037

How to run a JAR file through command prompt?

1220

What is the declaration statement?

894

Is empty list java?

883

In how many ways we can create threads in java?

1150

What is the intersection and union methods?

985

What is default switch case? Give example.

965

Write a factorial program using recursion in java?

958