CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 611:

  Which of the following would be the BEST soluton for an IDS to monitor known atacks?

  A. Host-based
  B. Signature-based
  C. Network-based
  D. Behavior-based
  B. Signature-based

• Question 612:

  A customer with a SOHO requires fastf securef cost-efectve access to the Internet. Which of the following would be the MOST appropriate soluton? (Select TWO).

  A. OC3 line with built-in frewall
  B. DS3 line with a separate frewall
  C. Cable modem with a separate frewall
  D. Dial-up modem with separate frewall
  E. DSL router with frewall capabilites
  C. Cable modem with a separate frewall
  E. DSL router with frewall capabilites

• Question 613:

  Which of the following is rated for speeds over 800Mbps?

  A. Coaxial
  B. DB-9
  C. CAT6
  D. CAT5e
  C. CAT6

• Question 614:

  An administrator notces that a computer on the network is unable to reach any of the servers by hostname. The computer has connectvity to the network and is able to ping all the devices by IP address. Which of the following can cause the error?

  A. The workstaton has a duplicate IP address.
  B. The workstaton has been assigned to the wrong VLAN.
  C. The workstaton has the wrong gateway confgured.
  D. The workstaton has the wrong DNS confgured.
  D. The workstaton has the wrong DNS confgured.

• Question 615:

  A customer wishes to network several computers throughout a large warehouse containing numerous metal shelves and concrete walls. The computers are at least 175 meters (574 feet) apart. Which of the following media types should be recommended for the customer using only a single switch?

  A. Fiber optc
  B. Wireless
  C. CAT5e
  D. CAT3
  A. Fiber optc

• Question 616:

  A network administrator suspects a broadcast storm is causing performance issues on the network. Which of the following would be used to verify this situaton?

  A. Environmental monitor
  B. Multmeter
  C. Toner probe
  D. Protocol analyier
  D. Protocol analyier

• Question 617:

  In which of the following layers of the OSI model does the TCP protocol operate?

  A. Session
  B. Network
  C. Data link
  D. Transport
  D. Transport

• Question 618:

  Which of the following ports is the default telnet port?

  A. 20
  B. 21
  C. 22
  D. 23
  D. 23

• Question 619:

  Which of the following routng protocols can be utliied as both an IGP and EGP?

  A. EIGRP
  B. RIP
  C. IGRP
  D. RIPv2
  A. EIGRP

• Question 620:

  A network administrator has just been notfed about the loss of Internet connectvity. Another technician had just performed non-scheduled maintenance and mentoned that some cabling may have been moved. Which of the following MOST likely caused the loss of Internet connectvity?

  A. Broadcast storm
  B. TX/RX cables reversed
  C. Mismatched MTU
  D. Incorrect routng table
  B. TX/RX cables reversed