After passing her CEH exam, Carol wants to ensure that her network is completely secure. She implements a DMZ, stateful firewall, NAT, IPSEC, and a packet filtering firewall. Since all security measures were taken, none of the hosts on her network can reach the Internet. Why is that?

• A.Stateful firewalls do not work with packet filtering firewalls
• B.NAT does not work with stateful firewalls
• C.NAT does not work with IPSEC
• D.IPSEC does not work with packet filtering firewalls

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What method of computer forensics will allow you to trace all ever-established user accounts on a Windows 2000 sever the course of its lifetime?

• A.forensic duplication of hard drive
• B.analysis of volatile data
• C.review of SIDs in the Registry
• D.comparison of MD5 checksums

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If you see the files Zer0.tar.gz and copy.tar.gz on a Linux system while doing an investigation, what can you conclude?

• A.The system has been compromised using a t0rnrootkit
• B.The system files have been copied by a remote attacker
• C.Nothing in particular as these can be operational files
• D.The system administrator has created an incremental backup

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An employee is attempting to wipe out data stored on a couple of compact discs (CDs) and digital video discs (DVDs) by using a large magnet. You inform him that this method will not be effective in wiping out the data because CDs and DVDs are ______________ media used to store large amounts of data and are not affected by the magnet.

• A.optical
• B.logical
• C.magnetic
• D.anti-magnetic

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If you plan to startup a suspect's computer, you must modify the ___________ to ensure that you do not contaminate or alter data on the suspect's hard drive by booting to the hard drive.

• A.deltree command
• B.Boot.sys
• C.Scandisk utility
• D.CMOS

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