Answer 1

You shouldn't limit yourself to sololearn, there are thousands of courses on youtube for nodejs mongodb (database) etc

Answer 2

Khlood Check these out for reference
https://www.sololearn.com/Profile/13601090/?ref=app
https://www.sololearn.com/discuss/790206/?ref=app
Mayank Kumar you shouldn't copy other's answer, too 👀
Can you delete it, please?

Answer 3

you can take challenges on sololearn and projects

Answer 4

Watch these two playlists about JavaScript and uses of Javascript
https://www.youtube.com/playlist?list=PLwibdK7oyLxuU3WzFq_5b4kijhoh2vOSJ
https://www.youtube.com/playlist?list=PLwibdK7oyLxuJqDMnQ6x3AqgHWElYK0L0
May be they will be helpfull.

Answer 5

Khlood
Only practices make it improve.
Try to speak in Javascript, write in JS, listen native's conversations in JS, think in it.

Answer 6

Practice solving real world problems.

Answer 7

Hey Khlood
I would suggest trying bout game development in JavaSricpt, the basics are suprisingly really easy and the more you go into it, the more you improve your logic and math skills in JavaSricpt
There are tons of tutorials to help you get started, here's one!
https://www.gamedesigning.org/learn/javascript/
There's no harm in trying 😉

Answer 8

Just try these two books
1.John ducket javascript and jquerry
2. Head and first series javascript

Answer 9

You can use FreeCodeCamp💯🔥 courses on YouTube.

Answer 10

Try to practice a lot.If you feel comfortable with a topic move on to next section.
REMEMBER: JS is actually very vast but interesting to learn

Answer 11

Practice makes a human perfect, In today's world you can google for anytutorial and there are several apps like solo learn, programming hub etc. For know more about Js explore from internet and for be perfect do practice. Because a book and something other gives limited things, So, I prefer go to their official Sites. :)

Answer 12

if you have a large amout of data then everyone prefer mysql

Answer 13

Search more about sources

Answer 14

Obviously learn it daily and do not limit you learn resources and also do projects to help you master the js skills

Answer 15

databases supported node js
Cassandra
Couchbase
CouchDB
LevelDB
MySQL
MongoDB
Neo4j
Oracle
PostgreSQL
Redis
SQL Server
SQLite
Elasticsearch

Answer 16

you can go for books

Answer 17

i prefer my sql

Answer 18

Sagar Singh thats wrong. Have you even used mongodb? Or are you saying "everyone prefers sql" just coz of a medium or dev.to article on "why sql is better"

Answer 19

Khlood yes i use mongodb a lot.

Answer 20

There's no need to use MongoDB when using a JS based back-end.