Executive MBA

If you have a work experience of above 4 years, then executive MBA is a better option. If the work experience is less than 4 years or you are a fresher, then normal 2 year MBA is a better option.

Yes. it does. You only need to make sure that the institute offering EMBA should have the desired content and experienced faculties to deliver lectures and discuss case studies.

You can check the below mentioned link:
https://www.shiksha.com/mba/ranking/top-executive-mba-colleges-india/18-2-0-0-0

Executive MBA is not equivalent to MBA. E-MBA graduates are not eligible to pursue Ph.D.

Distance MBA is mainly for working professionals and does not have much value. So, it is suggested to go for a full time program from a reputed college that can offer you excellent placement.
If you wish to go for distance learning, some of the distance learning institutes are:
1. Symbiosis.
2. IGNOU.
3. ICFAI.
4. MIT.
5. Sikkim Manipal.

Through distance learning the best colleges for MBA would be Symbiosis Pune, IMT Ghaziabad, Sikkim Manipal University, IGNOU, ICFAI Business School Hyderabad, Annamalai University, Alaggapa University Tamil Nadu, Bharathidasan University. These are good universities for distance education. Some of these have online courses which you can pursue simultaneously with your job.

Indian Institute of Management, Bangalore is the top institute foe E MBA in Bangalore. You may refer the following link for other EMBA colleges in Bangalore:
https://www.shiksha.com/mba/colleges/executive-mba-colleges-in-bangalore

Generally, many universities offer executive MBA for people who have work experience of over 5 years. Once enquire with the college you want to join.

You can go for certification to add value to your profile like ITIL, Six Sigma, etc. And once you have a relevant experience, you should go for project management.