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GIAC Certified Firewall Analyst Sample Questions:

1. Which of the following is the default port for POP3?

A) 25
B) 110
C) 80
D) 21

2. Which of the following is used as a default port by the TELNET utility?

A) 23
B) 80
C) 21
D) 20

3. You are the Administrator for a corporate network. You are concerned about denial of service attacks.
Which of the following would be most helpful against Denial of Service (DOS) attacks?

A) Packet filtering firewall
B) Stateful Packet Inspection (SPI) firewall
C) Network surveys.
D) Honey pot

4. You work as a Network Administrator for TechPerfect Inc. The company has a corporate intranet setup.
A router is configured on your network to connect outside hosts to the internetworking. For security, you want to prevent outside hosts from pinging to the hosts on the internetwork. Which of the following steps will you take to accomplish the task?

A) Block the IPv6 protocol through ACL.
B) Block the UDP protocol through ACL.
C) Block the TCP protocol through ACL.
D) Block the ICMP protocol through ACL.

5. Adam works as a Senior Programmer for Umbrella Inc. A project has been assigned to him to write a short program to gather user input for a Web application. He wants to keep his program neat and simple. His chooses to use printf(str) where he should have ideally used printf("%s", str).
What attack will his program expose the Web application to?

A) SQL injection attack
B) Sequence++ attack
C) Format string attack
D) Cross Site Scripting attack

Solutions: