GSNA 무료 덤프문제 온라인 액세스

In which of the following social engineering attacks does an attacker first damage any part of the target's equipment and then advertise himself as an authorized person who can help fix the problem.

• A.Important user posing attack
• B.Reverse social engineering attack
• C.In person attack
• D.Impersonation attack
• E.Explanation:
  A reverse social engineering attack is a person-to-person attack in which an attacker convinces the target that he or she has a problem or might have a certain problem in the future and that he, the attacker, is ready to help solve the problem. Reverse social engineering is performed through the following steps: An attacker first damages the target's equipment. He next advertises himself as a person of authority, ably skilled in solving that problem. In this step, he gains the trust of the target and obtains access to sensitive information. If this reverse social engineering is performed well enough to convince the target, he often calls the attacker and asks for help.

You work as the Network Administrator for XYZ CORP. The company has a Unix-based network. You want to make changes on a per-directory basis. Which of the following Unix configuration files can you use to accomplish the task?

• A.$HOME/.htaccess
• B.$HOME/.profile
• C./var/log/btmp
• D.$HOME/Xrootenv.0

You work as the Network Administrator for XYZ CORP. The company has a Unix-based network. You want to see the username, real name, home directory, encrypted password, and other information about a user. Which of the following Unix configuration files can you use to accomplish the task?

• A./etc/hosts
• B./etc/printcap
• C./etc/passwd
• D./etc/inittab

Which of the following allows the use of multiple virtual servers using different DNS names resolved by the same IP address?

• A.HTML
• B.HTTP 1.1
• C.VPN
• D.JAVA

You work as a Software Developer for UcTech Inc. You want to ensure that a class is informed whenever an attribute is added, removed, or replaced in a session. Which of the following is the event that you will use to accomplish the task?

• A.HttpSessionEvent
• B.HttpAttributeEvent
• C.HttpSessionBindingEvent
• D.HttpSessionAttributeEvent