Free ML0-320 Exam Braindumps
certified penetration testing professional Questions 149–154 (page: 13)

Updated On: 31-Jan-2026

Why are SYN port scans not as stealthy as what they originally were several years ago? Choose two.

  1. Many firewall rulesets detect and block SYN scans
  2. IDS systems look for SYN flag packets due to the proliferation of SYN flood-based denial of service attacks
  3. RFC 3502 has redefined the TCP three-way handshake thus changing how SYN flags are used
  4. The Internet backtone routers all block SYN flag packets according to new RFC 3705

Answer(s): A,B



Which of the following actions can often be used as countermeasures to port scans? Choose all that apply.

  1. Block unassigned port traffic
  2. Monitor transport-layer connections (control of TCP, SYN, RST, ACK)
  3. Block ICMP type 3 and 8
  4. Use active network monitoring

Answer(s): A,B,C,D



Spyware is either hardware or software installed on a computer which gather information about the user for later retrieval by whoever controls the Spyware.
It is installed without the users knowledge
What are the two categories of Spyware that exist? (Choose two from the list below)

  1. Surveillance
  2. Screen capture
  3. Key loggers
  4. Advertising

Answer(s): A,D



MS SQL server makes use of Stored Procedures. There is an extended stored procedure called sp_makewebtask that can be used with data being returned from executed queries.
What would you use this stored procedure for?

  1. It is used to start a new web server instance
  2. It is used to create and HTML page
  3. It is used to perform an entry within a database
  4. It is used to schedule a job task

Answer(s): B



Wayne, who has a twisted mind, has been watching security mailing lists very closely. Today he has seen a new vulnerability announcement that affects multiple mail servers. Jack wishes to scan the internet for servers that are running one of those vulnerable mail servers. His intent is to do this passively at first by doing DNS queries using the nslookup command.
What type of resource record is Wayne looking for within the DNS query results?

  1. Only A resource record
  2. Only PTR records
  3. Only MX records
  4. Only CNAME records

Answer(s): C



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