Hello, Megha.The topics for CAT Exam 2019 are:

1. Verbal and Reading Comprehension

Verbal reasoning, antonyms and synonyms, analogies and reverse analogies, sentence correction, facts inference judgments, critical reasoning, fill in the blanks, syllogism, summary questions, passage-based questions

2. Data Interpretation

Area graph, Venn diagram, Line and Pie Charts, Column and Bar graphs, Caselets and Tables

3. Logical Reasoning

Number and letter series, Syllogism, Clocks, calendars and cubes, Directions, Blood relations, Binary Logic, Coding-decoding, Logical sequence, Matrix and linear arrangement

4. Quantitative Ability

Number system, Geometry, Algebra, Permutation and Combination, Mixtures and Allegations, Ratio & Proportion, Logarithm, Time & Work, Functions, Trigonometry, Coordinate Geometry and Mensuration

All the best!