Top Javascript Interview Questions for Junior Developers (answers included)

Top Javascript Interview Questions for Junior Developers (answers included)

Catherine Li

2 года назад

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Asagi Ai
Asagi Ai - 07.09.2023 23:02

1.) One is more secure than other.
It also doesn't show on the browser address bar.
And it is usually use when submitting a form.

2.) Javascript Object Notation, a data structure using key value pair. It can represent object when parse.

3.) The other one is deeper and more strict.

4.) One of them means there's no value. The other one means there's no child or member of the current property.

5.) They are ways to create variable
One of them don't change value
One of them allow the variable to be modify regardless of where it is the code. As long as you declare it first.
The last one is a standard way of declaring a variable.

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VNM _
VNM _ - 30.08.2023 00:24

let won't be undefined if you use it before u declare it, it will give u reference error, but var will be undefined if u use it before u declare it and no error will be thrown.

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tarike
tarike - 20.08.2023 22:07

i think closure and variable scope is also a very tricky concept in javascript.

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Serhan M Miah
Serhan M Miah - 17.08.2023 10:24

Thank you got a junior developer interview role soon. I did have one where they ask what is OOP and what is asynchronous programming and why we use use it.

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Daniel okediran
Daniel okediran - 31.05.2023 12:24

i really need a mentor even if it intern i will appreciate because i need to chapping my skill and am a fullstack dev and thank you

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Steafan Steinocher
Steafan Steinocher - 26.01.2023 23:05

Dang namaste JavaScript will turn you from noob to junior dev in 10 episodes

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T͍a͍n͍z͍i͍l͍🌟
T͍a͍n͍z͍i͍l͍🌟 - 17.01.2023 04:17

JavaScript is my first programming language and I'm at the very close to the end of the course I'm taking to learn. What I want to say that, I know and can answer all of these questions you mentioned. That gives me more motivation 🤗

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Goktug Erol
Goktug Erol - 09.01.2023 23:54

Your interview question videos reduces my stress compared to others...

I have an interview at Google, do you think they ask similar questions at Google as well? I had interviews in random companies but for Google, I'm kinda nervous.

Plus, they make interviews based on vanilla JavaScript or can they ask unexpected questions like questions from random frameworks etc?

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MD
MD - 22.11.2022 23:09

Loved the explanations, would love to see more vids like these :)

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Jalal Manafi
Jalal Manafi - 16.11.2022 22:46

But you can send data via request URL too)))

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Keifer
Keifer - 15.10.2022 03:46

Wow, last question opened my eyes. Appreciate the vid

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Mark Rogan
Mark Rogan - 27.09.2022 16:37

Good portion of actual questions, Keep it High, good luck to You !!!!

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You've Got Mail!
You've Got Mail! - 14.09.2022 09:02

This is great and very helpful. Keep them coming.

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Drifter Traveler
Drifter Traveler - 29.07.2022 21:43

Super helpful

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Sathira Katugaha
Sathira Katugaha - 05.07.2022 07:49

That was so helpful!

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ThaitopYT
ThaitopYT - 19.06.2022 22:28

Thanks for the info.
I only know "== vs ===" and "var, let, const".
Other things I kinda know how to use it but don't know what it actually is,
except the "get and post" I have no idea because never touch any server-client things.

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0the0ambient0
0the0ambient0 - 18.06.2022 17:59

Very helpful. Thanks.

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weareloved
weareloved - 17.06.2022 11:24

Thank you so much 💚🙏🏼💚

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Edwin Ly
Edwin Ly - 26.04.2022 02:03

i have a crush on you lmaoooooo

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sergio mendoza
sergio mendoza - 08.04.2022 04:59

thanks

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Victoria S
Victoria S - 30.03.2022 15:10

WHY didn't nobody notice her words about "null is object" ?? I guess, it is better read some docs before making videos (or watching it)😅😅

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Mirna Taher
Mirna Taher - 24.03.2022 03:19

Thank you so much that was helpful and it would be great if you made a longer video or a series I'd definitely watch them ♥️♥️

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INFINITE  TEAM
INFINITE TEAM - 22.03.2022 20:31

good tank you lady

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Don Braga
Don Braga - 26.02.2022 10:19

The answer to any Javascript question is "Spaghetti!"

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null eightyeight
null eightyeight - 21.01.2022 10:56

null is not an object

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Deepak
Deepak - 22.11.2021 14:51

Awesome!!

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Sparrow Estes
Sparrow Estes - 31.10.2021 02:18

Thanks a lot!

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Shpend Mula
Shpend Mula - 27.10.2021 17:59

feel good video!

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Skw
Skw - 27.10.2021 06:59

1 - What’s the difference between VAR, LET AND CONST
2 - What’s the difference between null and identified
3 - What’s the Difference between == and ===?
4 - What does JSON stands for and what’s its use?
5 - Difference between GET and POST request

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Bobby Jonas
Bobby Jonas - 26.10.2021 12:06

Great job nice video 👍

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Yongki Amirson
Yongki Amirson - 22.10.2021 21:29

The Es2♡

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Simple Man
Simple Man - 20.10.2021 21:28

null is not object it's js bug thet show's null as object but its not

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soy
soy - 20.10.2021 19:56

“..jahvascript-“ closes video

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Cristian Metz
Cristian Metz - 20.10.2021 04:41

Thanks! keep ehm coming <3

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Dhakad Deepu
Dhakad Deepu - 19.10.2021 05:47

Honestly They are very easy questions 😅

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Ruben Verster
Ruben Verster - 18.10.2021 20:13

more like intern questions -_-

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Raja Bebek
Raja Bebek - 15.10.2021 08:38

Clear explanation

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kapil jhajhria
kapil jhajhria - 14.10.2021 21:25

Except the let, var and const question, no one has asked me other questions even a single time.
All the other questions are like book definitions. I won't be surprised if indians boomer ask such questions. Good interviewers will always ask questions that test your practical knowledge. Like they will ask you write small piece of code and ask you "WHY" did you write that particular line? Can you improve that line? Why not use xyz instead of this? Things like that.

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Amit Yadav
Amit Yadav - 13.10.2021 09:02

Awesome, please makes some video on advanced concepts of javascript.
I think i m first viewer from india

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kunal gholve
kunal gholve - 12.10.2021 08:35

var variables supported hoisting but let and const Not(go into the temporal dead zone).

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T S Dinesh Jai
T S Dinesh Jai - 11.10.2021 12:13

Good Video C Li, just looking forward for next set of questions at a higher level

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Paoro
Paoro - 05.10.2021 20:04

Thanks maam

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Ratul Mahmud
Ratul Mahmud - 05.10.2021 19:41

Thank You 😃😃
Please upload more like this

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RANA JI
RANA JI - 28.09.2021 10:09

Im 32 year old can i get it job at this age or difficult?

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Tony Kim
Tony Kim - 08.09.2021 17:06

any recommendations to find junior dev roles?

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Haroon Ahmad
Haroon Ahmad - 08.09.2021 16:41

That was easy :L

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Coffey May
Coffey May - 27.08.2021 22:29

I have been getting asked TDD questions and Big O stuff

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PeeveBR
PeeveBR - 23.08.2021 00:59

I've been in a lot of Jr interviews lately and have not received any of these questions, sorry but they are too easy. If I ever get asked this I guess I would be lucky.

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