CompTIA CompTIA Certifications N10-009 Questions & Answers

• Question 71:

  Users report they cannot reach any websites on the internet. An on-site network engineer is able to duplicate the issue on a different PC. The network engineer then tries to ping a website and receives the following message

  Ping request could not find host www.google.com. Please check the name and try again.

  Which of the following is the next step the engineer should take?

  A. Ping 127.0.0.l to test local hardware.

  B. Test the website from outside the company.

  C. Ping internal name server functionality.

  D. Check internet firewall logs for blocked DNS traffic.

  Correct Answer: C

• Question 72:

  A network engineer wants to establish a site-o-site VPN tunnel using a protocol that allows for both data confidentially and authentication. Which of the following is the best choice?

  A. IKE

  B. AH

  C. ESP

  D. IPSec

  Correct Answer: C

• Question 73:

  Which of the following copper wire standards utilizes four pairs of wires to achieve Gigabit Ethernet speeds?

  A. 1000BASE-FX

  B. 1000BASE-T

  C. 1000BASE.LR

  D. 1000BASE-SX

  Correct Answer: B

• Question 74:

  A network administrator is troubleshooting an issue on a newly configured college campus network. A Linux workstation can connect to the internet, but it fails to connect to the campus intranet, which is located on another campus. Which of the following commands should the administrator run next to troubleshoot the connection?

  A. ifconfig

  B. traceroute

  C. nmap

  D. dig

  Correct Answer: B

• Question 75:

  A network consultant is installing a new wireless network with the following specifications:

  1.

  5GHz

  2.

  1,300Mbps

  3.

  20/40/80MHZ

  Which of the following standards should the network consultant use?

  A. 802.11a

  B. 802.11ac

  C. 802.11b

  D. 802.11n

  Correct Answer: B

• Question 76:

  Which of the following is most closely associated with attempting to actively prevent network intrusion?

  A. IDS

  B. Firewall

  C. IPS

  D. VPN

  Correct Answer: C

• Question 77:

  A user wants to avoid using a password to access a third-party website. Which of the following does the user need in order to allow this type of access to the third-party website?

  A. Multifactor

  B. RADIUS

  C. SSO

  D. Local authentication

  Correct Answer: C

  Single Sign-On (SSO) permits a user to use one set of login credentials (e.g., username and password) to access multiple applications.

  SSO can allow a user to access a third-party website without needing to enter a password specifically for that site, as long as the user is already authenticated through a central SSO service.

• Question 78:

  A technician wants to assign addresses to PCs on a subnet that uses IPv4 and IPv6. The DHCP server only supports IPv4. Which of the following can the technician use to assign IPv6 addresses without DHCP?

  A. SLAAC

  B. APIPA

  C. MAC reservation

  D. IPv4 to IPv6 tunnel

  Correct Answer: A

• Question 79:

  Which of the following attacks can be effectively protected against by using techniques to check if a connection was made by a human user? (Choose two.)

  A. Brute-force

  B. Dictionary

  C. On-path attack

  D. Phishing

  E. Shoulder surfing

  F. Evil twin

  Correct Answer: AB

• Question 80:

  Users report that the network is slower than usual when accessing on-premises email. Which of the following should a network technician do to confirm the issue?

  A. Review the logging levels of network devices.

  B. Check the audit logs to see if users are accessing email

  C. Compare the network baselines to the current network status.

  D. Verify that users who are trying to access email have LDAP accounts

  Correct Answer: C