The CompTIA A+ certification is the industry standard for computer support technicians. The international, vendor-neutral certification proves competence in areas such as installation, preventative maintenance, networking, security and troubleshooting. CompTIA A+ certified technicians also have excellent customer service and communication skills to work with clients.To become certified, a student must pass two exams: CompTIA A+ exam code 220-801; and CompTIA A+ exam code 220-802.