Practice the IT Skills Essential for Your Success 45+ lab exercises challenge you to solve problems based on realistic case studies Step-by-step scenarios require you to think critically Lab analysis tests measure your understanding of lab results Key term quizzes help build your vocabulary Practice working with: CPUs and RAM Motherboards Power supplies Hard drives The Windows command line Windows maintenance, troubleshooting, and security Input/output ports Video and multimedia Portable computing Printers Local Area Networking Wireless technologies Internet Computer security