The first round was completely depend upon the aptitude test. The stage includes IQ test.
Understand the Importance of Aptitude Tests
Purpose: Aptitude tests are designed to assess your potential to succeed in a particular area, even if you haven't received formal training or education in that field. They measure cognitive abilities, problem-solving skills, and sometimes job-specific competencies 1.
Importance: These tests are crucial for placements because they help employers identify candidates who possess the necessary skills and aptitudes for the job. Practicing for these tests can significantly enhance your performance and increase your chances of success 1.