Practice the IT Skills Essential for Your Success 70+ lab exercises challenge you to solve problems based on realistic case studies Step-by-step scenarios require you to think critically Lab analyses tests measure your understanding of lab results Key term quizzes help build your vocabulary Practice working with: Operational procedures CPUs and RAM CMOS and BIOS settings The expansion bus Motherboards Power supplies Hard drives Removable media Input/output ports Windows 2000, Windows XP, and Windows Vista Video cards Portable PCs, PDAs, and wireless technologies Printers Networks Security Troubleshooting techniques