CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 671:

  When troubleshootng a connectvity issuef which of the following commands will give Joef the technicianf a list of the host names connected to the network?

  A. ping
  B. nbstat
  C. arp
  D. msconfg
  B. nbstat

• Question 672:

  A network administrator needs to implement a monitoring tool and be able to send log informaton to a server and receive log informaton from other clients. Which of the following should be implemented? (Select TWO).

  A. SNMP
  B. Network snifer
  C. Syslog
  D. System log
  E. History log
  A. SNMP
  C. Syslog

• Question 673:

  A technician is installing a PoE switch for VoIP phones. Which of the following is the technician MOST likely going to confgure on the switch?

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

• Question 674:

  Which of the following can functon in an unsecure mode?

  A. SNMPv3
  B. SSH
  C. SSL
  D. SCP
  A. SNMPv3

• Question 675:

  Kurtf a network technicianf has been troubleshootng a connectvity problem in the LAN room. He has diagnosed the problem and implemented a soluton. Which of the following would be Kurtns NEXT step?

  A. Test the theory
  B. Establish a plan of acton
  C. Establish a theory
  D. Document fndings
  D. Document fndings

• Question 676:

  Users are unable to access the companyns intranet website. Which of the following atacks has the network MOST likely experienced?

  A. Man-in-the-middle
  B. Smurf
  C. Trojan
  D. DoS
  D. DoS

• Question 677:

  Which of the following is the prefx for a link-local IPv6 address?

  A. FE80::/10
  B. FF00::/8
  C. 2FFE::/16
  D. FEEF:/12
  A. FE80::/10

• Question 678:

  Joef a userf reports getng a "This page cannot be displayed" error message in his web browser. Howeverf Joe can ping the default gateway. Which of the following is the MOST likely cause of the problem?

  A. SSL certfcates are expired
  B. Incorrect WINS server
  C. The browser is unsupported
  D. Incorrect DNS setngs
  D. Incorrect DNS setngs

• Question 679:

  Which of the following tools would a technician use to terminate CAT6 wires to the inside of the wall jack?

  A. Toner probe
  B. Cable tester
  C. Punch down
  D. Crimper
  C. Punch down

• Question 680:

  A user moves from one ofce to another. When the user logs onto their computerf it has local access to shared drives but no Internet access. A technician determines that the computer has an IP address in the wrong subnet. Which of the following is MOST likely the cause?

  A. Incorrect VLAN
  B. MTU mismatch
  C. Hijacked HOSTS fle
  D. Missing routes
  A. Incorrect VLAN