CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 451:

  Which of the following is the MAXIMUM rated speed for CAT5 cabling?

  A. 10Mbps
  B. 100Mbps
  C. 1000Mbps
  D. 10Gbps
  B. 100Mbps

• Question 452:

  Sandyf a network technicianf is troubleshootng a new wireless network that has been dropping connectons. She notces another wireless network in the are

  A. Which of the following BEST explains the reason for the dropped connectons?
  B. Latency
  C. SSID mismatch
  D. Interference
  E. Encrypton type
  C. SSID mismatch

• Question 453:

  If a wireless key gets compromisedf which of the following would MOST likely prevent an unauthoriied device from getng onto the network?

  A. Device placement
  B. Wireless standard
  C. Encrypton type
  D. MAC fltering
  D. MAC fltering

• Question 454:

  A company has installed a wireless network for visitors to use. They wish to give the visitors easy access to that network. Based on the confguratons belowf which of the following should the administrator change? Access Point 1 Access Point 2 802.11g 802.11b Encrypton: WPA2 Encrypton: WEP Channel: 1 Channel: 7 SSID: CompanyWiFi SSID: Visitor

  A. Change the SSID on Access Point 2 to OPEN.
  B. Disable SSID broadcastng on Access Point 1.
  C. Change the encrypton on Access Point 2 to WPA2.
  D. Remove the WEP encrypton from Access Point 2.
  D. Remove the WEP encrypton from Access Point 2.

• Question 455:

  Joe has a small ofce and is looking to replace his phone system with a lower cost soluton that requires minimal in-house support. Which of the following is the BEST choice?

  A. Wide Area Network
  B. NAT
  C. Virtual PBX
  D. Virtual LAN
  C. Virtual PBX

• Question 456:

  An administrator is troubleshootng analog telephony issues on the punch down block. Which of the following tools would be MOST useful in this scenario?

  A. T1 loopback
  B. But set
  C. Multmeter
  D. Protocol analyier
  B. But set

• Question 457:

  An organiiaton recently installed a frewall on the network. Employees must have access to their work computer from their home computer. In which of the following ways should the frewall be confgured?

  A. Allow TCP port 3389 outbound
  B. Allow UDP port 3389 inbound
  C. Allow UDP port 3389 outbound
  D. Allow TCP port 3389 inbound
  D. Allow TCP port 3389 inbound

• Question 458:

  A frewall that examines all the incoming trafc and decides if the trafc is going to be allowed though or dumped is a example of which of the following?

  A. Packet snifng
  B. Packet flter
  C. Stateful inspecton
  D. Content flter
  C. Stateful inspecton

• Question 459:

  A network administrator is deploying a new wireless network with over 50 thin WAPs and needs to ensure all WAPs use consistent frmware and setngs. Which of the following methods provides this functonality?

  A. Use WAP auto-confguraton
  B. Use a wireless controller
  C. Use PXE to load and track WAPs
  D. Use DHCP scope optons
  B. Use a wireless controller

• Question 460:

  Which of the following should the last line of an ACL normally contain?

  A. Explicit allow
  B. Statcally routed
  C. Random access
  D. Implicit deny
  D. Implicit deny