online

Entrance exams for BA Hospitality Management course can either online or offline, based on the specific institute and exam. While, some institutions conduct their own entrance exams, like IIHM with their eCHAT exam, which is online. Other institutions may use national-level or state-level exams like NCHMCT JEE or MAH BHMCT CET, which can be offline. 

FDDI counselling is usually conducted offline at designated campuses. You must report in person with required documents.

The Common University Entrance Test-Undergraduate (CUET UG), which many colleges use to admit students into a BSc Cardiovascular Technology program, is offered in online (computer-based) mode. 

If you are applying through a college-specific entrance test or a state-level examination, the mode may vary—always check the official notification. Generally, CUET (and most private exams) are almost entirely in online mode.

It totally depends on the authenticity of your free online study materials. If it is from ETS's official website or any reputed publishers, then it is valuable. However, taking help of these courses only can put you in trouble. Official prep books often provide a more structured, comprehensive, and in-depth learning experience. It will be smart decision if you use both.

The NEET PG, which is required for MD in Forensic Medicine is taken online as a computer-based test, without an entrance exam format through out India, as in any other subject as it is assess for medical graduates with questions across subjects including forensic medicine. 
For non-MBBS, and courses such as BSc for forensic medical Science (or MSc), the entrance exams (if entrance exam is given), will differ by institution and can be online or offline depending whether you can do it in whatever format from the university.

Yes, a few colleges in India offer Online Sound Recording courses. Here are some of them:

Note: The information is sourced from the official/counselling body of the institute/exam.