What do u mean by wrapper Class?
What do u mean by Jvm... How do u change JVM for other OS?
Or No need to Change ...? its like tricky

Answer Posted / babu

In general in java language everything is object but
Primitive data types are not objects.We need a conversion
from primitive data type to object .For this conversion
java provides Wrapper classes.
datatype Wrapper class
int-------Integer
float-----Float
double----Double
long------Long
short-----Short
byte------Byte
char------Char

Is This Answer Correct ?    51 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the use of private static?

534


What is composition in java?

724


What is the difference between the ">>" and " >>>" operators in java?

506


What does nextint () do in java?

554


Is singleton class immutable?

538






What is a singleton class? Give a practical example of its usage.

590


What is local declaration?

489


How will you load a specific locale?

536


Is null a string?

554


What is scope of a variable?

603


What is java life cycle?

536


What is the common usage of serialization? What exceptions occur during serialization?

602


Does constructor be static?

565


State the difference between creating string as new () and literal.

521


What is boolean strategy?

625