Recruitment tests aim to provide insights into candidates and how well they may perform in a role. There are typically three main types of tests: personality tests that assess characteristics like motivation and fit with company culture, aptitude tests that evaluate intellectual abilities relevant to the job, and skills tests that measure qualifications like computer proficiency. The document discusses how different companies use various tests targeting things like sales skills, management potential, and leadership qualities to identify the best candidates for specific roles. It emphasizes that test results should always be considered alongside other aspects of the application and hiring process.