CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 271:

  A network where all trafc feeds through a centraliied gateway uses which of the following topologies?

  A. Peer-to-peer
  B. Ring
  C. Bus
  D. Star
  D. Star

• Question 272:

  Which of the following can a technician use when installing a wireless network in a lounge to prevent inappropriate website images?

  A. Content flter
  B. VPN concentrator
  C. Load balancer
  D. Proxy server
  A. Content flter

• Question 273:

  Which of the following security methods is used to atract users atemptng to gain unauthoriied access to various systems within a single network?

  A. Network based IDS
  B. Firewall
  C. Network based IPS
  D. Honeynet
  D. Honeynet

• Question 274:

  During a disaster recovery testf several billing representatves need to be temporarily setup to take payments from customers. It has been determined that this will need to occur over a wireless networkf with security being enforced where possible. Which of the following confguratons should be used in this scenario?

  A. WPA2f SSID enabledf and 802.11n.
  B. WEPf SSID enabledf and 802.11b.
  C. WEPf SSID disabledf and 802.11g.
  D. WPA2f SSID disabledf and 802.11a.
  D. WPA2f SSID disabledf and 802.11a.

• Question 275:

  A technician needs to ensure that trafc from a specifc department is separated within several switches. Which of the following needs to be confgured on the switch to separate the trafc?

  A. Duplex setngs
  B. SNMP string
  C. VLAN assignments
  D. Spanning tree
  C. VLAN assignments

• Question 276:

  A Chief Executve Ofcer (CEO) decided that only a limited number of authoriied company workstatons will be able to connect to the Internet. Which of the following would BEST accomplish this goal?

  A. Use content fltering
  B. Install and confgure IDS
  C. Enable MAC address fltering
  D. Enable RAS on the network frewall
  C. Enable MAC address fltering

• Question 277:

  Which of the following wireless router security measures provides access to a network by allowing only devices on an approved physical address list?

  A. Port fltering
  B. MAC fltering
  C. SSID masking
  D. Port forwarding
  B. MAC fltering

• Question 278:

  Which of the following basic devices blocks ports and can sometmes flter data?

  A. Repeater
  B. Hub
  C. Firewall
  D. Switch
  C. Firewall

• Question 279:

  A technician replaces a customerns routerf and is now unable to ping the ISPns gateway. Which of the following should the technician check?

  A. The arp table of the new customerns router.
  B. The route table of the next-hop router.
  C. The route table of the new customerns router.
  D. The arp table of a network user.
  C. The route table of the new customerns router.

• Question 280:

  In the event of a fre in an ofce buildingf which of the following cable types should be installed to prevent toxic gas from burning PVC cable coatngs?

  A. CAT6a
  B. Plenum
  C. Crossover
  D. STP
  B. Plenum