After Fixing a Hard Drive Problem by Replacing the Drive

Multiple Choice

After fixing a hard drive problem by replacing the drive and data,the technician asks the customer to verify that the system is working.The customer says the computer now seems to have a sound problem,and the system volume cannot be increased.The technician tells the customer that this happens sometimes after solving a problem.What operational procedure is the technician failing to meet?

A) Avoid arguing with the customer
B) Document and provide feedback
C) Don't dismiss a customer problem
D) Don't disclose experiences via social media outlets