EC-COUNCIL EC-COUNCIL Certifications 312-50V9 Questions & Answers

• Question 121:

  While checking the settings on the internet browser, a technician finds that the proxy server settings have been checked and a computer is trying to use itself as a proxy server. What specific octet within the subnet does the technician see?

  A. 10.10.10.10

  B. 127.0.0.1

  C. 192.168.1.1

  D. 192.168.168.168

  Correct Answer: B Section: (none)

• Question 122:

  Which NMAP command combination would let a tester scan every TCP port from a class C network that is blocking ICMP with fingerprinting and service detection?

  A. NMAP -PN -A -O -sS 192.168.2.0/24

  B. NMAP -P0 -A -O -p1-65535 192.168.0/24

  C. NMAP -P0 -A -sT -p0-65535 192.168.0/16

  D. NMAP -PN -O -sS -p 1-1024 192.168.0/8

  Correct Answer: B Section: (none)

• Question 123:

  Which of the statements concerning proxy firewalls is correct?

  A. Proxy firewalls increase the speed and functionality of a network.

  B. Firewall proxy servers decentralize all activity for an application.

  C. Proxy firewalls block network packets from passing to and from a protected network.

  D. Computers establish a connection with a proxy firewall which initiates a new network connection for the client.

  Correct Answer: D Section: (none)

• Question 124:

  One advantage of an application-level firewall is the ability to

  A. filter packets at the network level.

  B. filter specific commands, such as http:post.

  C. retain state information for each packet.

  D. monitor tcp handshaking.

  Correct Answer: B Section: (none)

• Question 125:

  A tester has been using the msadc.pl attack script to execute arbitrary commands on a Windows NT4 web server. While it is effective, the tester finds it tedious to perform extended functions. On further research, the tester come across a perl script that runs the following msadc functions: Which exploit is indicated by this script?

  

  A. A buffer overflow exploit

  B. A chained exploit

  C. A SQL injection exploit

  D. A denial of service exploit

  Correct Answer: B Section: (none)

• Question 126:

  A recently hired network security associate at a local bank was given the responsibility to perform daily scans of the internal network to look for unauthorized devices. The employee decides to write a script that will scan the network for unauthorized devices every morning at 5:00 am.

  Which of the following programming languages would most likely be used?

  A. PHP

  B. C#

  C. Python

  D. ASP.NET

  Correct Answer: C Section: (none)

• Question 127:

  An engineer is learning to write exploits in C++ and is using the exploit tool Backtrack. The engineer wants to compile the newest C++ exploit and name it calc.exe. Which command would the engineer use to accomplish this?

  A. g++ hackersExploit.cpp -o calc.exe

  B. g++ hackersExploit.py -o calc.exe

  C. g++ -i hackersExploit.pl -o calc.exe

  D. g++ --compile 璱 hackersExploit.cpp -o calc.exe

  Correct Answer: A Section: (none)

• Question 128:

  To send a PGP encrypted message, which piece of information from the recipient must the sender have

  before encrypting the message?

  A. Recipient's private key

  B. Recipient's public key

  C. Master encryption key

  D. Sender's public key

  Correct Answer: B Section: (none)

• Question 129:

  A person approaches a network administrator and wants advice on how to send encrypted email from home. The end user does not want to have to pay for any license fees or manage server services. Which of the following is the most secure encryption protocol that the network administrator should recommend?

  A. IP Security (IPSEC)

  B. Multipurpose Internet Mail Extensions (MIME)

  C. Pretty Good Privacy (PGP)

  D. Hyper Text Transfer Protocol with Secure Socket Layer (HTTPS)

  Correct Answer: C Section: (none)

• Question 130:

  A security engineer has been asked to deploy a secure remote access solution that will allow employees to connect to the company's internal network. Which of the following can be implemented to minimize the opportunity for the man-in-the- middle attack to occur?

  A. SSL

  B. Mutual authentication

  C. IPSec

  D. Static IP addresses

  Correct Answer: C Section: (none)