Yes definitely, you need to appear for CAT 2017 or GMAT for admission.
For executive courses, they woukd also check upon your background academics and woek experience and your stream of graduation for admission which all has specific weightage.
MBA has some great prospects with senior management roles after Executive mba, into top corporate.
You will become master in people management as well as technical aspects.
MBA opens up roles jnto fields like Marketing, Operation, Finance, International business, Retail, Human resources.
Salary ranges from 18-26 Lpa into top 3 IIMs.