will these courses prepare me for SQL certification?

Answer 1

SQLearning

Answer 2

yes, certification for SOLOOEARN

Answer 3

will that help me on a resume?

Answer 4

no but it would give you all basic understanding about SQL, I suggest you learn more if you're preparing for an SQL certificate

Answer 5

As Essien Samuel and Michel already wrote (and I can only confirm this): it is good for a intro into the fundamentals (and the Sololearn certificate) but not sufficient for a mysql developer. Have a look here:
https://www.mysql.com/certification/

Answer 6

Ya, but it juz a beginners

Answer 7

Of course it will