Which of the following tasks can be performed by using netcat utility?
Each correct answer represents a complete solution. Choose all that apply.

• A.Checking file integrity
• B.Port scanning and service identification
• C.Creating a Backdoor
• D.Firewall testing

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Which of the following attacks can be overcome by applying cryptography?

• A.DoS
• B.Web ripping
• C.Sniffing
• D.Buffer overflow

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As a professional hacker, you want to crack the security of secureserver.com. For this, in the information gathering step, you performed scanning with the help of nmap utility to retrieve as many different protocols as possible being used by the secureserver.com so that you could get the accurate knowledge about what services were being used by the secure server.com. Which of the following nmap switches have you used to accomplish the task?

• A.nmap -vO
• B.nmap -sS
• C.nmap -sT
• D.nmap -sO

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Adam, a malicious hacker, wants to perform a reliable scan against a remote target. He is not concerned about being stealth at this point.
Which of the following type of scans would be most accurate and reliable?

• A.UDP sacn
• B.TCP Connect scan
• C.Fin scan
• D.ACK scan

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Which of the following tools is used for port scanning?

• A.NETSH
• B.L0phtcrack
• C.Nmap
• D.NSLOOKUP

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