A+ practice tests - SimulationExams.com - Version 2.6 SimulationExams.com - CompTIA(R) A+ Practice tests cover the exam objectives for A-Plus Certification. The package contains 3 individual tests and most questions carry detailed explanations. The practice tests simulate the test environment by proving multiple choice questions in a timed environment. The test also provides the candidate with the ability to review wrong answers and compare the wrongly answered questions with the right answers.About A+ Certification: A-Plus Certification is offered by CompTIA ® . Undoubtedly, A+ Certification is the most widely recognized certification in the field of computer hardware. A+ exam is targeted for computer service technicians with at least 6 months on-the-job experience. To get A+ certified, one need to pass both A+ Core Hardware Technologies exam (220-221) and A+ Operating Systems exam (220-222).