These questions have left even experienced developers stumped.
Here are 12 questions about JavaScript that have left many developers stumped – even experienced JavaScript coders.
- What is prototypical inheritance and how useful is it?
- How can JavaScript be used to improve accessibility on the web?
- What is event bubbling and how is it different to event capturing?
- How does event delegation improve code on sites with lots of interactive elements?
- What are closures and how can they be useful in organizing code?
- What does ‘use strict’ mean at the top of a block of code?
- What does the term ‘hoisting’ mean in reference to JavaScript?
- What is the difference between an arrow function and a regular function?
- Where should you use the ‘let’ and ‘const’ keywords instead of ‘var’?
- What is functional programming and how is it different?
- How can you use JS to improve the performance of the website?
- How can you future-proof your JavaScript code?
Practice makes you perfect.
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If you’re a beginner to JavaScript and want to learn JavaScript e2e concepts, here’s a great course by Robin aka wellpaidgeek who is coding for 20+ years.
I highly recommend buying this course.
Here is the link if someone is interested.
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