CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 331:

  An administrator confguring remote access opens ports 500/UDP and 10000/UDP on the frewall. Which of the following services are MOST likely being allowed? (Select TWO).

  A. SSL
  B. IPSec
  C. Kerberos
  D. RDP
  E. L2TP
  F. PPTP
  B. IPSec
  E. L2TP

• Question 332:

  Port scanners and packet snifers difer in functonality because:

  A. packet snifers and port scanners are just diferent names for the same device.
  B. packet snifers can only log events on trafc actvity and port scanners can route malicious packets.
  C. packet snifers watch all trafc over certain ports and port scanners watch trafc on certain NICs.
  D. port scanners are limited to detectng open ports and packet snifers watch all trafc.
  D. port scanners are limited to detectng open ports and packet snifers watch all trafc.

• Question 333:

  Which of the following wireless standards can operate on the same frequency but are not compatble?

  A. 802.11a / 802.11b
  B. 802.11a / 802.11n
  C. 802.11b / 802.11g
  D. 802.11g / 802.11n
  B. 802.11a / 802.11n

• Question 334:

  Which of the following is the MAXIMUM hop count for RIP before the network is considered converged?

  A. 1
  B. 5
  C. 10
  D. 15
  D. 15

• Question 335:

  Lisaf a network administratorf needs to facilitate trafc from several VLANs over a single port. Which of the following confguraton changes would facilitate access?

  A. Trafc fltering
  B. Trunking
  C. MAC fltering
  D. Port mirroring
  B. Trunking

• Question 336:

  A user is unable to print to a network printer. Which of following is the FIRST step that a technician should take to troubleshoot the issue?

  A. Identfy the problem.
  B. Establish a plan of acton to resolve the problem.
  C. Establish a theory of probable cause.
  D. Implement preventatve measures.
  A. Identfy the problem.

• Question 337:

  Afer installing a SOHO wireless routerf Joef the network administratorf notces that all internal RFC 1918 IP addresses are being logged by an Internet web server as coming from the routerns public interface IP address. Which of the following must Joe implement to assign a diferent public IP from the routerns public interface IP address to one of the workstatons in the ofce?

  A. NAT
  B. PAT
  C. DMZ
  D. ACL
  A. NAT

• Question 338:

  Afer installing new cablingf Karenf a technicianf notces that several computers are connectng to network resources very slowly. Which of the following tools would BEST help in determining if the new cabling is the cause of the problem?

  A. Multmeter
  B. Cable certfer
  C. Cable tester
  D. Toner probe
  B. Cable certfer

• Question 339:

  Jeff a network technicianf is installing a wireless router. Which of the following should Jef consider to get the BEST signal strength?

  A. WAP placement
  B. PoE devices
  C. MAC fltering
  D. Encrypton type
  A. WAP placement

• Question 340:

  The company is setng up a new website that will be requiring a lot of interacton with external users. The website needs to be accessible both externally and internally but without allowing access to internal resources. Which of the following would MOST likely be confgured on the frewall?

  A. PAT
  B. DHCP
  C. DMZ
  D. NAT
  C. DMZ