CompTIA A+ Core 2 Question A-73

A technician suspects that a computer issue is caused by a failed NIC. Following the troubleshooting theory, which of the following is the NEXT step the technician should take?

A. Identify the problem
B. Document findings, actions and outcome
C. Verify full system functionality
D. Establish a theory of probable cause
E. Test the theory to determine cause

Correct Answer: E