6.5 - Traversing an Array
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Practice Questions
Test your understanding with targeted questions
What is an array?
💡 Hint: Think about how the data types in Java work.
How do you access an element in an array?
💡 Hint: Remember that indexing starts at 0.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the length property of an array return?
💡 Hint: Think about how arrays' sizes are defined.
True or False: The for-each loop can modify the elements of the array while iterating.
💡 Hint: Consider what modifications are allowed during iterations.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given an array of integers, write a Java method that returns the sum of all elements using a for-each loop.
💡 Hint: Think about how you can accumulate values as you loop through the array.
Create a Java method that accepts an array of strings and prints only those strings that have more than three characters using a for loop.
💡 Hint: You will need a condition inside the loop to filter the strings.
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