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Describe the final keyword ?
The final keyword is used in various different contexts as a modifier meaning in which what it modifies cannot be changed in a few sense. final classes
You will notice in which a number of the classes in Java library are describe final, e.g.
public final class String
This means this class will not be subclassed, and informs the compiler in which it can perform certain optimizations it or else could not. It also provides some advantages in regard to security and thread safety.
The compiler will not let you subclass any class in which is declared final. You probably won't need or required to declare your own classes final though.
what is methods override?
Normal 0 false false false EN-US X-NONE X-NONE
What is Initializing Fields ? Fields can (and often should) be initialized while they're declared, just like local variables. class Car { String licensePlate = ""; // e.g
Explain Java package and methods to use it?
It terminates execution of the block of statements in while or for loop & continues execution of the loop along with the next iteration. On the contrary to the break statement, con
Explain the for loop in java? // This is the Hello program in Java class Hello { public static void main (String args[]) { System.out.print("Hello "); // Say Hello
how to write method overriding and example programe
Question 4 Write a program that receives two integer inputs from a user, an ending value, lastvalue and column, column. The program will display all numbers from 1 to lastvalue
Spring comprises of seven modules. They are.. a) The core container b) Spring context c) Spring AOP d) Spring DAO e) Spring ORM f) Spring Web module g) Sprin
what is thread?
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