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CompTIA A+ Exam Cram, Fourth Edition, is the perfect study guide to help you pass CompTIA’s newly-updated versions of the A+ exams. It provides coverage and practice questions for every exam topic. The book contains an extensive set of practice questions, including 200 printed questions in two full practice exams, while the CD-ROM test engine provides real-time practice and feedback with an additional 200 questions.
Covers the critical information you’ll need to know to score higher on your A+ exams!
CD Features 200 Practice Questions
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Target Audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
About the Latest CompTIA A+ Exams. . . . . . . . . . . . . . . . . . . . . . . . 2
About This Book . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Chapter Format and Conventions . . . . . . . . . . . . . . . . . . . . . . . 3
Additional Elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
The Hands-On Approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Goals for This Book. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Exam Topics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
CHAPTER 1:
Introduction to Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
The Six-Step A+ Troubleshooting Process. . . . . . . . . . . . . . . . . . . . . 10
Step 1: Identify the Problem. . . . . . . . . . . . . . . . . . . . . . . . . . 10
Step 2: Establish a Theory of Probable Cause (Question the Obvious). . . . 11
Step 3: Test the Theory to Determine the Cause . . . . . . . . . . . . 12
Step 4: Establish a Plan of Action to Resolve the Problem
and Implement the Solution . . . . . . . . . . . . . . . . . . . . . . . . . 12
Step 5: Verify Full System Functionality and if Applicable
Implement Preventative Measures . . . . . . . . . . . . . . . . . . . . . 12
Step 6: Document Findings, Actions, and Outcomes . . . . . . . . . . 13
Cram Quiz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Cram Quiz Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Troubleshooting Examples and Concepts . . . . . . . . . . . . . . . . . . . . . 15
Troubleshooting Example 1: Display Issue. . . . . . . . . . . . . . . . . 15
Troubleshooting Example 2: Power Issue . . . . . . . . . . . . . . . . . 17
Some More Troubleshooting Tidbits . . . . . . . . . . . . . . . . . . . . 18
Cram Quiz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Cram Quiz Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Additional Reading and Resources. . . . . . . . . . . . . . . . . . . . . . . . . . 22