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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What JavaScript method would you use to remove an entire list with the ID 'myList'?
💡 Hint: Think about what it means to call a method on the list element.
Question 2
Easy
If you only want to remove a paragraph with the ID 'myParagraph', what code would you write?
💡 Hint: Look for the specific ID of the paragraph element.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What method do you use to remove an element from the DOM?
- delete()
- remove()
- erase()
💡 Hint: Consider the command used for deletions.
Question 2
True or False: The remove() method can be used on any HTML element.
- True
- False
💡 Hint: Recall the flexibility of the DOM methods.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a web page with a list of items and buttons next to each that allow users to remove those specific items. Write the JavaScript needed to make this functional.
💡 Hint: Use `event.target` to reference the button's corresponding list item.
Question 2
In a large application, you need to refresh a list of items based on user interaction. How could dynamically removing elements help improve performance?
💡 Hint: Consider the impact of fewer elements on the browser's rendering process.
Challenge and get performance evaluation