What is the theory of trouble shooting

The CompTIA troubleshooting theory has 6 steps that are used to take you through the process of resolving a computer problem ... Test the theory to determine cause - Once the theory is confirmed, determine the next steps to resolve problem. If the theory is not confirmed, establish a new theory or escalate.

Possibly the most important but hard-to-learn ability any technical individual might have is the gift to troubleshoot. For persons who are new with the expression, troubleshooting is the act of investigating and rectifying problems in any type of system. For a businessman, this might mean recognizing the source (s) of ineffectiveness in a business and suggesting a remedial course. For a doctor, this would mean accurately identifying a patient's trouble and recommending a treatment.