After a heavily used color laser printer was serviced to remove excessive dust, the image quality decreased. Which of the following should a technician most likely check on the printer?
Which of the following is used to verify if a NIC port can send and receive data?
A computer that contains critical data has not been backed up and will not boot past a S. M. A. R. T, error that indicates imminent hard disk failure. Which of the following actions should the technician take FIRST?
A user's computer is not receiving a network connection. The technician confirms that the connection seems to be down and looks for the user's port on the patch panel. The port and patch panel are not labeled. Which of the following network tools should the technician use to identify the port?