What is the need of the courses - swift fundamental, ruby and jquery?

Question

please explain its needs in details, Thank You for your time....🙂

Answer 1

Ruby is also a good programming language like python, pearl, etc. It has a wide range of applications which other programming languages also have.
Swift is used for creating apps for iOS.
jQuery is used for simplifying JavaScript and also provides a lot more functionality to JavaScript.

Answer 2

tysm