What's the difference between java and javascript ?is good to take javascript after finishing java course

Question

i have completed 50 percent course in Java

Answer 1

https://www.sololearn.com/Discuss/104393/?ref=app
https://www.sololearn.com/Discuss/306146/?ref=app
https://www.sololearn.com/Discuss/228972/?ref=app

Answer 2

They are totally different...
https://www.java.com/en/download/faq/java_javascript.xml
So it is not compulsory to take javascript after completing java