Out of the ones that you mention, the correct answer should be
<span> Operating system</span>
The security countermeasure that one can enable on a wireless access point as part of the layered solution for WLAN implementations would be to disable 802.1x . It is the one that provides a WEP and is very unsecure. Another is to change the SSID and to set the broadcast of the SSID to off.
Answer:
Plug and play technology
Explanation:
Plug and play technology also know as PnP allows user to directly connect devices to a computer and start using inmediatly. Other way user must have to search and install drivers for each component.
Usually PnP comes for regular use devices like: Keyboards, mouses, flashmemories, cameras, and others
Database - you could also use a spreadsheet but you can't ask questions that you can with a database