Which of the following wireless network security solutions refers to an authentication process in which a user can
connect wireless access points to a centralized server to ensure that all hosts are properly authenticated?

• A.Wired Equivalent Privacy (WEP)
• B.Wi-Fi Protected Access 2 (WPA2)
• C.Remote Authentication Dial-In User Service (RADIUS)
• D.IEEE 802.1x

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Adam works as a sales manager for Umbrella Inc. He wants to download software from the Internet. As the software comes from a site in his untrusted zone, Adam wants to ensure that the downloaded software has not been Trojaned. Which of the following options would indicate the best course of action for Adam?

• A.Compare the version of the software with the one published on the distribution media.
• B.Compare the file's virus signature with the one published on the distribution.
• C.Compare the file size of the software with the one given on the Website.
• D.Compare the file's MD5 signature with the one published on the distribution media.

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When you conduct the XMAS scanning using Nmap, you find that most of the ports scanned do not give a response. What can be the state of these ports?

• A.Filtered
• B.Closed
• C.Open

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Which of the following functions can be used as a countermeasure to a Shell Injection attack?
Each correct answer represents a complete solution. Choose all that apply.

• A.regenerateid()
• B.escapeshellcmd()
• C.mysql_real_escape_string()
• D.escapeshellarg()

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Which of the following types of malware can an antivirus application disable and destroy?
Each correct answer represents a complete solution. Choose all that apply.

• A.Rootkit
• B.Crimeware
• C.Worm
• D.Virus
• E.Trojan
• F.Adware

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