Visitors entering a building are required to close the back door before the front door of the same
entry room is open. Which of the following is being described?

Which of the following software allows a network administrator to inspect the protocol header in
order to troubleshoot network issues?

Which of the following ports would be blocked if Pete, a security administrator, wants to deny
access to websites?

Which of the following would Pete, a security administrator, do to limit a wireless signal from
penetrating the exterior walls?

Which of the following is where an unauthorized device is found allowing access to a network?

Which of the following attacks allows access to contact lists on cellular phones?

Which of the following identifies certificates that have been compromised or suspected of being
compromised?

Which of the following can hide confidential or malicious data in the whitespace of other files (e.g.

JPEGs)?

Which of the following BEST allows Pete, a security administrator, to determine the type, source,
and flags of the packet traversing a network for troubleshooting purposes?

Which of the following is the MOST important step for preserving evidence during forensic
procedures?