What are names acceptable by javascript variables

Answer 1

Plz use Google first... The basic information that you can find out on Google is not something u should ask here..
https://www.sololearn.com/discuss/1316935/?ref=app

Answer 2

var jumba = 10;
console.log(jumba);

output : 10

variable name can be anything but it need to follow some naming conventions which you can easily find on the net.