312-50

312-50 practice questions, page 24 of 25, with answer review and explanations.

Question 116

ICMP ping and ping sweeps are used to check for active systems and to check

  1. if ICMP ping traverses a firewall.
  2. the route that the ICMP ping took.
  3. the location of the switchport in relation to the ICMP ping.
  4. the number of hops an ICMP ping takes to reach a destination.

Question 117

Which command line switch would be used in NMAP to perform operating system detection?

  1. -OS
  2. -sO
  3. -sP
  4. -O

Question 118

A hacker is attempting to use nslookup to query Domain Name Service (DNS). The hacker uses the nslookup interactive mode for the search. Which command should the hacker type into the command shell to request the appropriate records?

  1. Locate type=ns
  2. Request type=ns
  3. Set type=ns
  4. Transfer type=ns

Question 119

A hacker searches in Google for filetype:pcf to find Cisco VPN config files. Those files may contain connectivity passwords that can be decoded with which of the following?

  1. Cupp
  2. Nessus
  3. Cain and Abel
  4. John The Ripper Pro

Question 120

On a Linux device, which of the following commands will start the Nessus client in the background so that the Nessus server can be configured?

  1. nessus +
  2. nessus *s
  3. nessus &
  4. nessus -d