Use ruby on rails Add the following parts to your student management system. Prefix: prefix, has many courses. Course: Belongs to a prefix, number, name, has many sections. Semester: semester ("Spring", "Summer", "Fall", …), year, has many sections. Section: CRN, belongs to a course, belongs to a semester. Clean up the browser display for the following. Foreign keys are not displayed, but reasonable text is. There is a drop-downs for prefixes when creating courses, and drop-downs for course and semester when creating a section. A course displays all the sections. A semester displays all the sections. Something reasonable is displayed if a null is detected.

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Fundamentals of Javascript

JavaScript (or js) is a scripting language used to script (program) web pages. It is used to make the web page dynamic and interactive. JavaScript codes are written in a web page's hypertext markup language (HTML) code and run automatically when the page loads. JavaScript codes do not require any particular application (app) or software for compilation or execution.