CertNexus CFR-310 Exam
CyberSec First Responder (Page 4 )

Updated On: 7-Feb-2026

A cybersecurity expert assigned to be the IT manager of a middle-sized company discovers that there is little endpoint security implementation on the company’s systems. Which of the following could be included in an endpoint security solution? (Choose two.)

  1. Web proxy
  2. Network monitoring system
  3. Data loss prevention (DLP)
  4. Anti-malware
  5. Network Address Translation (NAT)

Answer(s): A,B



During a security investigation, a suspicious Linux laptop is found in the server room. The laptop is processing information and indicating network activity. The investigator is preparing to launch an investigation to determine what is happening with this laptop. Which of the following is the MOST appropriate set of Linux commands that should be executed to conduct the investigation?

  1. iperf, traceroute, whois, ls, chown, cat
  2. iperf, wget, traceroute, dc3dd, ls, whois
  3. lsof, chmod, nano, whois, chown, ls
  4. lsof, ifconfig, who, ps, ls, tcpdump

Answer(s): B



A security analyst is required to collect detailed network traffic on a virtual machine. Which of the following tools could the analyst use?

  1. nbtstat
  2. WinDump
  3. fport
  4. netstat

Answer(s): D



After a security breach, a security consultant is hired to perform a vulnerability assessment for a company’s web application. Which of the following tools would the consultant use?

  1. Nikto
  2. Kismet
  3. tcpdump
  4. Hydra

Answer(s): A


Reference:

https://www.scnsoft.com/blog/network-vulnerability-assessment-guide



When performing an investigation, a security analyst needs to extract information from text files in a Windows operating system. Which of the following commands should the security analyst use?

  1. findstr
  2. grep
  3. awk
  4. sigverif

Answer(s): C


Reference:

https://books.google.com.pk/books?id=8qTxCAAAQBAJ&pg=PA6&lpg=PA6&dq=awk+extract+information+from+text+files+in+a+Windows+operating+system&source=bl&ots=mm7bH69viV&sig=ACfU3U2sg2lNmZXZW0FKQWctyfH89yAz3Q&hl=en&sa=X&ved=2ahUKEwiFioWCgbbpAhVFQBoKHavGAcUQ6AEwAHoECBQQAQ#v=onepage&q=awk%20extract%20information%20from%20text%20files%20in%20a%20Windows%20operating%20system&f=false






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