Bootstrap Utilities Interview
1Why use utilities instead of custom CSS for everything?
Answer: Faster development, consistency, and lower context switching.
2Meaning of
mt-3?Answer: Margin-top spacing scale value 3.
3How to hide an element?
Answer:
.d-none, and responsive variants like .d-md-none.4How to center flex items?
Answer:
.d-flex .justify-content-center .align-items-center.5What are sizing utilities?
Answer: Width/height helpers like
w-25, w-100, h-100.