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312-50v8: Certified Ethical Hacker v8

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Which of the following countermeasure can specifically protect against both the MAC Flood and
MAC Spoofing attacks?

A. Configure Port Security on the switch
B. Configure Port Recon on the switch
C. Configure Switch Mapping
D. Configure Multiple Recognition on the switch

Answer: A


Jimmy, an attacker, knows that he can take advantage of poorly designed input validation routines
to create or alter SQL commands to gain access to private data or execute commands in the
database. What technique does Jimmy use to compromise a database?

A. Jimmy can submit user input that executes an operating system command to compromise a
target system
B. Jimmy can gain control of system to flood the target system with requests,preventing legitimate
users from gaining access
C. Jimmy can utilize an incorrect configuration that leads to access with higher-than expected
privilege of the database
D. Jimmy can utilize this particular database threat that is an SQL injection technique to penetrate
a target system

Answer: D


This IDS defeating technique works by splitting a datagram (or packet) into multiple fragments and
the IDS will not spot the true nature of the fully assembled datagram. The datagram is not
reassembled until it reaches its final destination. It would be a processor-intensive task for IDS to
reassemble all fragments itself, and on a busy system the packet will slip through the IDS onto the
network. What is this technique called?

A. IP Routing or Packet Dropping
B. IDS Spoofing or Session Assembly
C. IP Fragmentation or Session Splicing
D. IP Splicing or Packet Reassembly

Answer: C


If a competitor wants to cause damage to your organization, steal critical secrets, or put you out of
business, they just have to find a job opening, prepare someone to pass the interview, have that
person hired, and they will be in the organization.

How would you prevent such type of attacks?

A. It is impossible to block these attacks
B. Hire the people through third-party job agencies who will vet them for you
C. Conduct thorough background checks before you engage them
D. Investigate their social networking profiles

Answer: C


This type of Port Scanning technique splits TCP header into several packets so that the packet
filters are not able to detect what the packets intends to do.

A. UDP Scanning
B. IP Fragment Scanning
C. Inverse TCP flag scanning
D. ACK flag scanning

Answer: B


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