Which of the following should be replaced after a voltage spike?

A network administrator has given a technician documentation detailing the switchports the technician will need to patch in for a network upgrade.
Which of the following documents did the network administrator MOST likely give to the technician?

Ann, a network engineer, wants to use FTP to back up and push configurations to several switches she is updating. Ann starts the FTP service on her PC and places the new configuration in the correct directory. However, she cannot communicate with the PC using FTP from the switch. Which of the following must Ann do to allow FTP communications?

Which of the following Microsoft operating systems comes with a PDF printer as part of the OS functionality?

A technician needs to connect to a network switch in a remote location. The technician wants to make sure the data passed over the wire is encrypted so it cannot be read by someone using a sniffer. Which of the following connection protocols should the technician use?