CMAT is a 400 marks online based exam and mainly it has 4 sections. It syllabus includes- Logical Reasoning, General Awareness, Quantitative Techniques & Data Interpretation and Language Comprehension. Each section has 25 questions and in total is has 100 questions.

You can check its entire syllabus and topics for each section in the link below:

CMAT Syllabus

Some of the important topics in Quants are:

Time & Distance

Geometry and Mensuration

Numbers

Percentages,

Profit / Loss

Simple Equations

Time & Work

In Verbal:

Para-Jumbles

Identification of Correct statement

Sentence correction

RC passages

Grammar Usage

Fill in the Blanks

In Logic:

Puzzles

Statement & Conclusions

Cause & Effect

Assumptions & Conclusions

Puzzle

GK:

Economy

History

General Science

Indian Politics
These are high weighted topics in CMAT.

Good Luck.