14.9 - Using Java’s Built-in Packages
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What command is used to bring a class from a package into your code?
💡 Hint: It's a keyword that starts with 'i'.
Name a class from the java.util package.
💡 Hint: It's commonly used for dynamic arrays.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following is a built-in package in Java?
💡 Hint: It's a package you'll always have access to.
You have to use the Date class in your program. Which statement would be correct to import this class?
💡 Hint: Remember the package name we discussed!
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a program that imports the Date class and formats the current date in a readable format.
💡 Hint: Think about how to format a Date object to a string representation.
Create an application that uses java.util.ArrayList to store names, add three names, and print the list of names.
💡 Hint: Remember how to use dynamic arrays and ArrayLists.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.