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January 30, 2023 09:31 am GMT
Original Link: https://dev.to/alaster/checking-your-familiarity-with-12-js-fundamentals-c61
Test Your JavaScript Knowledge with These 12 Basic Quizzes!
Do you know JavaScript? If yes, how well are you familiar with JavaScript? In this article, we will go through some common JavaScript questions. Try them out to see your level of familiarity with JavaScript
- Variables
- What is the differences between
var
,let
andconst
? - How to compare two values? What is the difference
==
,===
andObject.is
?
- What is the differences between
- Data types
- What are data types in JavaScript?
- What is the difference between Map and Object?
- Array
- What is the difference between
slice
,split
andsplice
?
- What is the difference between
- Object
- What is
this
? What is the difference betweencall
,apply
andbind
? - Can you explain how
new
operator work?
- What is
- Function
- What is arrow function?
- What is IIFE (Immediately invoked function expression)?
- Class
- What is the difference between class and constructor in JavaScript?
- Closures
- What is closure?
- Prototypes
- What is prototypes?
- What is prototypal inheritance?
- Scope
- What is scope in JavaScript?
- Hoisting
- What is Hoisting?
- Promise/Async await
- What is Promise?
- What is
Promise.race
andPromise.all
?
- ES6+
- What is destructuring in JavaScript and how does it work in ES6?
- Are you aware of the latest updates and features in the latest ES version?
If you're unable to answer it effectively, these helpful links may assist you in finding the solution.
Thanks for reading.
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Original Link: https://dev.to/alaster/checking-your-familiarity-with-12-js-fundamentals-c61
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