Which of the following command line switch would you use for OS detection in Nmap?

• A.-X
• B.-P
• C.-D
• D.-O

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The network administrator contacts you and tells you that she noticed the temperature on the internal wireless router increases by more than 20% during weekend hours when the office was closed. She asks you to investigate the issue because she is busy dealing with a big conference and she doesn't have time to perform the task.
What tool can you use to view the network traffic being sent and received by the wireless router?

• A.Wireshark
• B.Nessus
• C.Netcat
• D.Netstat

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An ethical hacker for a large security research firm performs penetration tests, vulnerability tests, and risk assessments. A friend recently started a company and asks the hacker to perform a penetration test and vulnerability assessment of the new company as a favor. What should the hacker's next step be before starting work on this job?

• A.Ask the employer for authorization to perform the work outside the company.
• B.Begin the reconnaissance phase with passive information gathering and then move into active information gathering.
• C.Use social engineering techniques on the friend's employees to help identify areas that may be susceptible to attack.
• D.Start by foot printing the network and mapping out a plan of attack.

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The network in ABC company is using the network address 192.168.1.64 with mask 255.255.255.192. In the network the servers are in the addresses 192.168.1.122, 192.168.1.123 and 192.168.1.124.
An attacker is trying to find those servers but he cannot see them in his scanning. The command he is using is: nmap 192.168.1.64/28 Why he cannot see the servers?

• A.He needs to add the command ""ip address"" just before the IP address.
• B.The network must be down and the nmap command and IP address are ok
• C.He needs to change the address to 192.168.1.0 with the same mask
• D.He is scanning from 192.168.1.64 to 192.168.1.78 because of the mask /28 and the servers are not in that range.

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The collection of potentially actionable, overt, and publicly available information is known as

• A.Open-source intelligence
• B.Social intelligence
• C.Real intelligence
• D.Human intelligence

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