The Common Admission Test (CAT) is a very competitive entrance exam that is administered in India for admission to a variety of management programs, especially those provided by the Indian Iroyal satta king appnstitutes of Management (IIMs). Here is a comprehensive guide to the CAT exam. Since its founding in 1950, the CAT has developed into one of the most popular tests for prospective managers & executives in the business world. The test assesses applicants based on a number of criteria, such as logical reasoning, data interpretation, quantitative aptitude, and verbal proficiency.