IT (information technology) executives manage the information technology needs and systems of their employers, including implementing database and network designs, installing and upgrading software, ensuring systems security and troubleshooting computer issues throughout their organizations.
Modern organizations depend heavily on technology, so IT executives play a major role on leadership teams in healthcare systems, non-profits, individual businesses, educational institutions, the military, financial establishments, and plenty of other industries.
Coming to the internship levels for the executives, he/she can join any company as an intern and work with them for a certain range of months during their study period as the will get an hang on idea about their work as an executive.
CAT (Common Admission Test):
The Common Admission Test (CAT) is a computer based test for admission in graduate management programs. The Indian Institutes of Management (IIMs) started this exam and use the test for selecting students for their business administration programs (MBA or PGDM). The test is conducted every year by one of the IIMs based on a policy of rotation.
GMAT (Graduate Management Admission Test):
The Graduate Management Admission Test (GMAT is a computer adaptive test (CAT) intended to assess certain analytical, writing, quantitative, verbal, and reading skills in written English for use in admission to a graduate management program, such as an MBA program. It can be taken up to five times a year but no more than eight times total. Attempts must be at least 16 days apart.
Others management exams such as SAT and entrance exams of colleges are some exams. Even for computer science degree courses competitive exams such as JEE is required.
https://www.greatlakes.edu.in/chennai/
and many other colleges in India offer this course.