XI IP Home Work Chapter 4

1. What is an urnary operator
2. What is a pretty printing
3. What is guard code
4. What is the difference between relational and conditional operators
5. What is the output of the following
int a=3
(++a==(a+1))
6. What is a instance of a java class
7. What is a use of < and >=
8. What is a Expression in Java
9. Why we need Type Conversion in Java
10. What is a java statement
11. What is Block in java program
12. what is the use of NULL in java