Introduction xiPart I COMPTIA A+ CORE 1 EXAM 220- 1101 1Chapter 1 Mobile Devices 3Chapter 2 Networking 29Chapter 3 Hardware 61Chapter 4 Virtualization and Cloud Computing 115Chapter 5 Hardware and Network Troubleshooting 125Part II COMPTIA A+ CORE 2 EXAM 220- 1102 173Chapter 6 Operating Systems 175Chapter 7 Security 237Chapter 8 Software Troubleshooting 281Chapter 9 Operational Procedures 309Chapter 10 Practice Exam 1 (220- 1101) 339Chapter 11 Practice Exam 2 (220- 1102) 361Appendix Answers to the Review Questions 383Chapter 1: Mobile Devices 384Chapter 2: Networking 397Chapter 3: Hardware 417Chapter 4: Virtualization and Cloud Computing 437Chapter 5: Hardware and Network Troubleshooting 442Chapter 6: Operating Systems 466Chapter 7: Security 510Chapter 8: Software Troubleshooting 540Chapter 9: Operational Procedures 558Chapter 10: Practice Exam 1 (220- 1101) 574Chapter 11: Practice Exam 2 (220- 1102) 588Index 603
ABOUT THE AUTHORsAudrey O'Shea, A+, ITF+, Project +, Network +, Security+, and other industry certifications, is a professional educator. After a successful career in information technology, she turned to teaching and has taught courses in computer technology, electrical theory and practice for energy workers, general electronics, and other related fields. She holds a variety of computer industry certifications and is a member of the Phi-Kappa-Phi honor society, and active in helping young women prepare for STEM careers.JEFF T. PARKER, CISSP, Project+, CySA+, is a certified technical trainer and consultant specializing in governance, risk management and compliance.