Troubleshooting Methods

Question 1

What are the 7 steps of CompTIA Troubleshooting? (In order)

Answer 1

1. Identify Problem, 2. Theory of Probable Cause, 3. Test Theory, 4. Plan of Action, 5. Implement Solution, 6. Verify System, 7. Document

Question 2

If you just finished fixing a router

Answer 2

Ensure all lights are on, connections on devices are workin, and custom settings are back in place

Question 3

A user can’t reach a server. You suspect a bad cable. What step are you in?

Answer 3

Step 2: Establish a theory of probable cause.

Question 4

What is the ‘Top-to-Bottom’ approach?

Answer 4

Starting troubleshooting at Layer 7 (Application) and moving down.

Question 5

What is the ‘Bottom-to-Top’ approach?

Answer 5

Starting troubleshooting at Layer 1 (Physical/Cabling) and moving up.

Question 6

You just solved a rare network bug. What is the FINAL thing you must do?

Answer 6

Step 7: Document findings