Practice Array and String Manipulation - 10.7 | 10. Arrays and Strings | ICSE 11 Computer Applications
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Array and String Manipulation

10.7 - Array and String Manipulation

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What method do you use to sort an array in Java?

💡 Hint: Think about the name of the method.

Question 2 Easy

How would you convert the integer 45 to a string?

💡 Hint: Focus on the purpose of valueOf.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the method to sort an array in Java?

sortArray()
Arrays.sort()
arraySort()

💡 Hint: Look for the method name that starts with 'Arrays'.

Question 2

True or False: The String.valueOf() method can convert integers to strings.

True
False

💡 Hint: Consider what the method does.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write a Java program that sorts an array of doubles and converts its values to strings.

💡 Hint: Remember to sort first and then convert.

Challenge 2 Hard

Explain how sorting an array of strings might differ from sorting an array of integers.

💡 Hint: Consider the type of data each array holds.

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Reference links

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