A laser printer is making humming and grinding noises, and the printouts have ghost images on the pages. Which of the following should be replaced?
A user’s computer is experiencing poor performance. A technician runs a diagnostic tool on the hard drive, and the results show a significant increase in the number of reallocated sectors. Which of the following steps should the technician take next?
Which of the following differentiates PAN from LAN?
A technician is troubleshooting a thermal receipt printer that will not print. Which of the following should the technician do first to restore functionality?