Which of the following items is unique to the N-tier architecture method of designing software applications?

• A.Data security is tied into each layer and must be updated for all layers when any upgrade is performed.
• B.Application layers can be written in C, ASP.NET, or Delphi without any performance loss.
• C.Application layers can be separated, allowing each layer to be upgraded independently from other layers.
• D.It is compatible with various databases including Access, Oracle, and SQL.

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Windows LAN Manager (LM) hashes are known to be weak.
Which of the following are known weaknesses of LM? (Choose three.)

• A.Makes use of only 32-bit encryption.
• B.Converts passwords to uppercase.
• C.Hashes are sent in clear text over the network.
• D.Effective length is 7 characters.

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It is a short-range wireless communication technology intended to replace the cables connecting portable of fixed devices while maintaining high levels of security. It allows mobile phones, computers and other devices to connect and communicate using a short-range wireless connection. Which of the following terms best matches the definition?

• A.Radio-Frequency identification
• B.WLAN
• C.Bluetooth
• D.InfraRed

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Nation-state threat actors often discover vulnerabilities and hold on to them until they want to launch a sophisticated attack. The Stuxnet attack was an unprecedented style of attack because it used four types of vulnerability.
What is this style of attack called?

• A.zero-day
• B.zero-hour
• C.zero-sum
• D.no-day

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The following is part of a log file taken from the machine on the network with the IP address of 192.168.1.106:

What type of activity has been logged?

• A.Port scan targeting 192.168.1.106
• B.Port scan targeting 192.168.1.103
• C.Teardrop attack targeting 192.168.1.106
• D.Denial of service attack targeting 192.168.1.103

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