Packages in Java help organize classes and interfaces into a namespace. They improve code structure, reusability, and avoid naming conflicts across projects.
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Which of the following is a built-in Java package?
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Question 3 of 15
3. Question
Which keyword is used to define a package in Java?
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Question 4 of 15
4. Question
What is the correct syntax to import a package?
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Question 5 of 15
5. Question
Which Java package is automatically imported in every Java program?
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Question 6 of 15
6. Question
What will happen if two classes in different packages have the same name and are both imported?
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Question 7 of 15
7. Question
What is the default access level of classes in the same package?
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Question 8 of 15
8. Question
How do you import all classes from a package?
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Question 9 of 15
9. Question
Can we create a sub-package inside a Java package?
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Question 10 of 15
10. Question
What is the naming convention for packages in Java?
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Question 11 of 15
11. Question
Which of the following is NOT a valid Java package name?
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Question 12 of 15
12. Question
Which statement is true about packages and access modifiers?
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Question 13 of 15
13. Question
What is the main use of user-defined packages in Java?
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Question 14 of 15
14. Question
What happens if you don’t specify a package in your Java class?
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Question 15 of 15
15. Question
Which tool can be used to create a package into a compressed file for distribution?
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Summary
Packages in Java help organize code, avoid naming conflicts, and enable modular project design. With proper use of built-in and user-defined packages, developers can write clean, maintainable, and scalable Java applications.
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