CompTIA A+ 220-902 Question J-38

A user states they are hearing a clicking noise coming from the computer. There is a message on the screen saying no operating system found, and the computer then attempts to boot from PXE. Which of the following should the technician perform?

A. Remove the floppy disk
B. Replace the hard drive
C. Replace the NIC
D. Replace the DVD-Rom

Correct Answer: B