B.Com

To become a showroom manager, you should have pleasant personality, a good communication skill, skill to motivate /capacity to convince as well as a good knowledge of business as well as product. You should a good patience.
You may walk for an interview as when advertised.

Yes, PG Diploma course in management is available in various institutions like IGNOU, Annamalai University, if you are in a job you may pursue Executive-MBA.

Master in hotel management and MBA in hotel management are different from each other. However, in terms of placement Master in hotel management is preferred.
Hotel management from premiere institutions should attract better job.

Hello Mukul,
top colleges in Delhi:
1)University of Delhi
2)Delhi College of Arts & Commerce
3)Shri Ram College of Commerce, University Of Delhi
4)Hindu College
top colleges in haryana :
1)Kurukshetra University , Thanesar, Haryana
2)Guru Jambheshwar University of Science and Technology,Hisar, Haryana
3)Dron

Please specify the course?

It could be possible but very difficult. B.Tech is a very demanding course to pursue and additional course will be very tough.

Please see: https://www.shiksha.com/college/delhi-school-of-professional-studies-and-research-rohini-26479

HI,
Kindly check it out:
https://www.shiksha.com/accounting-commerce/course/b-com-hons-zakir-hussain-college-ajmeri-gate-delhi-53090

Yes, you can go for MBA in airport management. You need to satisfy the minimum eligibility criteria of 50% in graduation.
BBA in airport management is a specialised degree
best colleges are:
IAE Pune
IIAE-Mumbai
HInduatan College- Chennai
Nehru College Coimbatore
Madra Institute of Technology
Anna Univers