if cat exam is necassory to attend any other entrance exams like cmat,kmat etc..
CAT and CMAT entrance exams are national level entrance exams to get admission in Management courses in postgraduate level. The participating institutes of CAT are 20 IIMs, IITs, JBIMS, MDI, SPJIMR, IMI, FMS and more than 500 colleges accept CAT score across the country. CMAT score is accepted by all the institutes which are AICTE-Approved. Admission process, cut off will be different for each entrance exam. And KMAT is a state level entrance exam for admission to MBA and PGDM in colleges of Karnataka. Depending on your preferences of course, institute, financial assistance you can opt any of the entrance exam. CAT is not necessary to appear in CMAT, KMAT etc.