Practice Asset Optimization (1.3.2) - Advanced Front-End Development

Practise this section

9 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What are two modern image formats that help in asset optimization?
Show hintHide hint
Think about the image formats that help reduce file size.
Question 2.
Define minification.
Show hintHide hint
What do we remove to make the file smaller?
3Question 3.
What is the primary benefit of using modern image formats like WebP?
- Higher quality
- Larger file sizes
- Better compression
Show hintHide hint
Think about how images affect web loading speeds.
4Question 4.
True or False: Tree shaking can only remove unused CSS code.
- True
- False
Show hintHide hint
Consider what type of files tree shaking is designed for.
Question 5.
You have a web application that loads images in JPEG format. Discuss how switching to WebP could affect performance.
Show hintHide hint
Consider the quality vs. size factors.
Question 6.
A developer is facing issues with a large JavaScript bundle. How would you explain the steps they can take to implement tree shaking?
Show hintHide hint
Which build tools support tree shaking?

5 more questions in this section. Enroll free to practise them all.