CompTIA JK0-019 Online Practice Questions and Exam Preparation

CompTIA JK0-019 Online Questions & Answers

• Question 541:

  Which of the following routing protocols utilizes the DUAL algorithm for determining best path?

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

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  Diffusing Update Algorithm guarantees loop-free operation and provides a mechanism for fast convergence.

• Question 542:

  An administrator has set up a NIPS and connected it to the same switch as the internal firewall interface and the internal router. The device, however, only detects traffic from itself to the firewall or router. Which of the following explains why additional corporate traffic cannot be detected?

  A. The spanning tree protocol is preventing the traffic.
  B. Port Mirroring is set up incorrectly.
  C. The switch needs to be a layer 3 switch.
  D. The traffic is in a classless IP range and not classful IP range.
  B. Port Mirroring is set up incorrectly.

• Question 543:

  Which of the following assists a network administrator in reverse engineering malware and viruses?

  A. Virtual switches
  B. Virtual machines
  C. VLANs
  D. IDS
  B. Virtual machines

• Question 544:

  A user is unable to communicate with any local network resources, but is connected to the wireless network and can access the Internet. The network technician notices that the laptop has an incorrect IP address, even though it shows it is connected. Which of the following is the MOST likely cause?

  A. Signal strength
  B. Interference
  C. AP placement
  D. Incorrect SSID
  D. Incorrect SSID

• Question 545:

  Assigning the same IP address to a network device is which of the following?

  A. SSID
  B. Scope
  C. Reservation
  D. Lease
  C. Reservation

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  You might want to assign network printers and certain servers DHCP reservations to ensure that they always have the same IP address, but continue to receive updated configuration information from the DHCP server. For example, create reservations for servers that must always have the same IP address.

• Question 546:

  Ann, a network technician, has been troubleshooting a connectivity problem in the LAN room. Ann has diagnosed the problem and implemented a solution. Which of the following would be the NEXT step?

  A. Test the theory
  B. Establish a plan of action
  C. Establish a theory
  D. Document findings
  D. Document findings

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  As to prove the cause of problem documents need to be attached so document finding is the first step after we implemented and diagnosed that problem.

• Question 547:

  Which of the following protocols would be MOST likely found to be running on a device in a SOHO environment?

  A. BGP
  B. SONET
  C. IPSec
  D. OSPF
  C. IPSec

• Question 548:

  If a wireless key gets compromised, which of the following would MOST likely prevent an unauthorized device from getting onto the network?

  A. Device placement
  B. Wireless standard
  C. Encryption type
  D. MAC filtering
  D. MAC filtering

• Question 549:

  Which of the following network topologies is MOST likely used in remote access VPN?

  A. Point to Point
  B. Bus
  C. Ring
  D. Mesh
  A. Point to Point

• Question 550:

  A technician needs to enter a username and password and have their fingerprint scanned to access a server. Which of following types of authentication is this an example of?

  A. Single sign-on
  B. Network access control
  C. PKI authentication
  D. Two-factor authentication
  D. Two-factor authentication