What is the third step of the CompTIA troubleshooting methodology?
Establish a theory of probable cause
Verify full system functionality, and, if applicable, implement preventive measures
Identify the problem
Document findings, actions and outcomes
Test the theory to determine the cause
Establish a plan of action to resolve the problem and implement the solution
Hardware and Network Troubleshooting | |
Networking | |
Hardware | |
Virtualization and Cloud Computing | |
Mobile Devices |