According to the U.S. Bureau of Labor Statistics, median annual earnings of wage-and-salary computer support specialists were $41,470 in May 2006.
CompTIA A+ Certification is a useful tool for hardware and software vendors, distributors and resellers. This application helps in installing, configuring, diagnosing, preventive maintenance and basic networking of desktop systems. A+ Certification program is one of the largest certifications worldwide.

These Certifications give you a comprehensive knowledge about core hardware; installation, configuration, and upgrading, safety and preventive maintenance of Operating System Technologies, File, directory, and disk management. The A Plus exam is targeted for entry-level computer service technicians with at least 6 months on-the-job experience. CompTIA Network+ certifications also count as one of the elective exams for the Microsoft Certified Systems Administrator (MCSA) certification.

ExpertRating is a trusted name in online testing and certification with over 200,000 certified professionals in over 60 countries in more than 200 skill areas. The ExpertRating CompTIA  Certifications will be an added advantage to your resume by teaching you the nuances of this valuable Certification.  These courses will teach you everything you need to know to take and pass the challenging CompTIA certification exams and become an excellent network technician.

You'll learn about topologies, the OSI Seven-Layer model, protocol suites, modern network operating systems, network hardware, cabling standards, remote connectivity, Internet connections, network troubleshooting, and more.
The CompTIA Certification Preps will help you to network computers, understand networking standards, troubleshoot network problems and maintain and upgrade a network.