Master of Business Administration (MBA) is a type of master's degree in business administration or management.
The core courses in an MBA program cover various areas of business such as
Accounting,
Finance,
Marketing,
Human resources and
Operations

Most programs also comprise elective courses.

MBA programs:
Two-year (Full-Time) MBA
Accelerated MBA
Part-Time MBA
Evening (Second Shift) MBA
Modular MBA
Executive MBA (EMBA)
Full-time executive MBA
MBA dual degree

Some common Specializations in MBA:

accounting, entrepreneurship, finance (including corporate finance and investment management), international business, healthcare administration, human resources, management information systems, management science, marketing, operations management, organizational design, project management, real estate, risk management and strategy, among others.