Mechanical locks can accept a variety of inputs as keys, including magnetic strips on ID cards, radio signals from badges, personal identification numbers (PINs) typed into a keypad, or some combination of these to activate an electrically powered locking mechanism. _________________________

An analyst wants to identify hosts that are connecting to the external FTP servers and what, if any, passwords are being used. Which of the following commands should the analyst use?

A. Tcpdump -X dst port 21 B. ftp ftp.server -p 21 C. nmap -o ftp.server -p 21 D. telnet ftp.server 21

Windows groups folders into ____________________, including four predefined ones: Documents, Music, Pictures, and Videos.

Fill in the blank(s) with the appropriate word(s).