Which of the following would be the BEST choice to connect branch sites to a main office securely?

Which of the following is the physical security mechanism that would MOST likely be used to enter a secure site?

A network field technician is installing and configuring a secure wireless network. The technician performs a site survey. Which of the following documents would MOST likely be created as a result of the site survey?

A company is reviewing ways to cut the overall cost of Its IT budget. A network technician suggests removing various computer programs from the IT budget and only providing these programs on an as-needed basis.
Which of the following models would meet this requirement?

A network technician is observing the behavior of an unmanaged switch when a new device is added to the network and transmits dat a. Which of the following BEST describes how the switch processes this information?