Sales & Marketing

Yes, it is up to you that what specialized subject you take during your Master's degree. It is all upto you, as rest it depends upon the institution you choose for your Masters.

On the basis of your MAH CET percentile, the following colleges can be exercise.
1. CIMR, Mumbai
2. SIES, Navi Mumbai
4. IES Management College And Research Centre, Mumbai
5. Atharva Inst of management
6. Bharti Vidyapeeth's Inst of management
7. Vidyalankar Inst of Tech. Wadala.

As you are preparing for CAT exam there is no need to go with other exam focus on CAT preparation and you will get a good college. But for a security reason you should fill all entrance exam forms so that you could have option in terms of college selection at the end.
Best of luck.

Yes.
There is difference between MBA and MBA in Sales and Marketing ! MBA have different specialisation like Finance, Human Resources, Entrepreneurship, etc. While MBA specialised in Sales and Marketing helps candidate to How's & Why's market & consumers behaviour!

1. Government Certification Skills (Government of India Initiative)
2. Google Certifications- (AdWords Fundamentals, Search Advertising, Display Advertising, Video Advertising, Shopping Advertising, Google Analytics Individual Qualification (GAIQ)
3. HubSpot Inbound Marketing Certification- HubSpot offers Inbound Marketing Certification, which covers different segments of digital marketing on how to attract visitors, convert prospects and delight customers to convert them into promoters of businesses.

I would recommend for distance learning universities for your MBA in Marketing and sales programme, you can go with Below universities are for the same:-
1. Annamalai Distance Learning University
2. Amity Distance Learning University
3. Mewar University
4. Suresh Gyan Vihar University https://topdistancemba.com/.

Go for B.Com (Hons. ) but you must have the specialisation that you are interested in but nowadays majorly the demand is of marketing and finance. So, complete your graduation in this particular domain then think for MBA.

A dual specialisation actually widens the scope for your career as you can decide your domain. One disadvantage would be that you might not be able to focus in depth on a particular area. Generally, it is based on the electives you take in the final year that highlights your specialisation.

Both marketing and finance have good market value. If you are considering campus placements, it depends upon the institution you do the course in too. Choose the one that suits your interest as well. Generally, more opportunities exist for freshers in the marketing domain.