Online Access Free 312-50v11 Exam Questions

Techno Security Inc. recently hired John as a penetration tester. He was tasked with identifying open ports in the target network and determining whether the ports are online and any firewall rule sets are encountered. John decided to perform a TCP SYN ping scan on the target network. Which of the following Nmap commands must John use to perform the TCP SYN ping scan?

• A.nmap -sn -PA < target IP address >
• B.nmap -sn -PO < target IP address >
• C.nmap -sn -pp < target ip address >
• D.nmap -sn -PS < target IP address >

During an Xmas scan what indicates a port is closed?

• A.No return response
• B.ACK
• C.SYN
• D.RST

The change of a hard drive failure is once every three years. The cost to buy a new hard drive is $300. It will require 10 hours to restore the OS and software to the new hard disk. It will require a further 4 hours to restore the database from the last backup to the new hard disk. The recovery person earns $10/hour. Calculate the SLE, ARO, and ALE. Assume the EF = 1(100%). What is the closest approximate cost of this replacement and recovery operation per year?

• A.$146
• B.$100
• C.$1320
• D.$440

Peter is surfing the internet looking for information about DX Company. Which hacking process is Peter doing?

• A.Footprinting
• B.Enumeration
• C.System Hacking
• D.Scanning

DNS cache snooping is a process of determining if the specified resource address is present in the DNS cache records. It may be useful during the examination of the network to determine what software update resources are used, thus discovering what software is installed.
What command is used to determine if the entry is present in DNS cache?

• A.dnsnooping -rt update.antivirus.com
• B.nslookup -fullrecursive update.antivirus.com
• C.nslookup -norecursive update.antivirus.com
• D.dns --snoop update.antivirus.com