MBA Entrance Exam

Hi,
Below links will help you to prepare for both the exams:
https://www.shiksha.com/mba/exams/cmat
https://www.shiksha.com/mba/exams/xat

Yes, you are eligible for PGDM program, as ISME consider many parameters other than aptitudes exam score, they consider the overall knowledge of a student. You need to go thought the GD-PI process for the final admission.
ISME has many things to offer like six sigma, international exposure, and many

Yes, you can get the admission. In this range you can apply to the following colleges:
1. FORE, New Delhi
2. IMI Delhi
3. LBSIM, Delhi
4. HRD DU
5. NIRMA University, Ahmedabad
6. IRMA

Dear Tauseef,
GIM is a premier institution with state of the art infra-structure, competent faculty with 49 full time faculty members, 20+ Student Clubs with 75+ events a year and an exotic location with its scenic backdrop makes this institute the ultimate MBA destination. The placement details are

The MAT exam is different from the IBPS PO, IBPS clerk or other bank exams.
You must check the syllabus and exam pattern for the MAT exam. The MAT exam consists the aptitude test to determine the aptitude skills of the candidates. while the PO and clerk exams consist five sections including English

Hi,
XAT takes applicants for Xavier's institutes across India.
SNAP for Symbiosis, NMAT for all three NMIMs across India. Although XAT score is also accepted in other colleges, you can say it's better to appear for XAT along with the others to be on safe side.

Hi,
Very few top (tier 1 or 2) colleges accept CMAT score. However, you can target 95 percentile for few decent colleges accepting CMAT scores.

No, from academic year 2018-19, MAT score is invalid for admission in SIMSREE. Only CAT/CMAT scores are valid for all India quota as per recent DTE circular for upcoming academic year. Moreover, All India quota does not have any sort of reservation.

If you get a valid score (CAT 98+) then you can get admission in IIMs.