During a penetration test, the tester conducts an ACK scan using NMAP against the external
interface of the DMZ firewall. NMAP reports that port 80 is unfiltered. Based on this response,
which type of packet inspection is the firewall conducting?

What is the best means of prevention against viruses?

What is the main reason the use of a stored biometric is vulnerable to an attack?

Melissa is a virus that attacks Microsoft Windows platforms.
To which category does this virus belong?

Which of the following types of firewall inspects only header information in network traffic?

The Slammer Worm exploits a stack-based overflow that occurs in a DLL implementing the
Resolution Service.
Which of the following Database Server was targeted by the slammer worm?

An attacker sniffs encrypted traffic from the network and is subsequently able to decrypt it. The
attacker can now use which cryptanalytic technique to attempt to discover the encryption key?

Which of the following is one of the key features found in a worm but not seen in a virus?

Low humidity in a data center can cause which of the following problems?

You find the following entries in your web log. Each shows attempted access to either root.exe or
cmd.exe.
What caused this?