Question 1

You have been assigned to provide security measures for your office's reception area. Although the company needs to provide security measures, costs must be kept to a minimum. Which of the following tools is the most appropriate choice?

AFirewall

BIntrusion-detection system

CCamera

DSecurity guard

Answer : C

Question 2

Consider the following image of a packet capture:

Which of the following best describes the protocol used, along with its primary benefit?

AIt is a passive FTP session, which is easier for firewalls to process.

BIt is an active FTP session, which is necessary in order to support IPv6.

CIt is an extended passive FTP session, which is necessary to support IPv6.

DIt is an active FTP session, which is supported by all FTP clients.

Answer : A

Question 3

At what layer of the OSI/RM does a packet filter operate?

ALayer 1

BLayer 3

CLayer 5

DLayer 7

Answer : B

Question 4

Which of the following is most likely to address a problem with an operating system's ability to withstand an attack that attempts to exploit a buffer overflow?

AFirewall

BSoftware update

CIntrusion detection system

DNetwork scanner

Answer : B

Question 5

Consider the following diagram:

Which of the following best describes the protocol activity shown in the diagram, along with the most likely potential threat that accompanies this protocol?

AThe ICMP Time Exceeded message, with the threat of a denial-of-service attack

BThe SIP three-way handshake, with the threat of a buffer overflow

CThe TCP three-way handshake, with the threat of a man-in-the-middle attack

DThe DNS name query, with the threat of cache poisoning