Home > Technical Interviews > Computer Science & Engineering > Java Programming > Core Questions and Answers
| 21. | Does the order of public and static declaration matter in main() method? |
No. It doesn't matter but void should always come before main(). |
| 22. | Can a source file contain more than one class declaration? |
Yes a single source file can contain any number of Class declarations but only one of the class can be declared as public. |
| 23. | What is a package? |
Package is a collection of related classes and interfaces. package declaration should be first statement in a java class. |
| 24. | Which package is imported by default? |
java.lang package is imported by default even without a package declaration. |
| 25. | Can a class declared as private be accessed outside it's package? |
Not possible. |
