CompTIA JK0-023 Online Practice Questions and Exam Preparation

CompTIA JK0-023 Online Questions & Answers

• Question 661:

  Sandyf a userf is unable to map a drive to a known NetBIOS share. A ping from the client to the server is successful. Which of the following sofware tools is used to check if NetBIOS is enabled?

  A. netstat
  B. arp
  C. nbtstat
  D. nslookup
  C. nbtstat

• Question 662:

  A network technician is doing a wireless audit and fnds an SSID that does not match the companyns SSID. The company uses the SSID of ABC123f and the SSID the technician found is Default. Which of the following threats did the network technician fnd?

  A. AP isolaton
  B. DDoS
  C. Evil twin
  D. Rogue AP
  D. Rogue AP

• Question 663:

  Which of the following utlites would a technician use to determine the locaton of lost packets on a routed network?

  A. ping
  B. nslookup
  C. route
  D. tracert
  D. tracert

• Question 664:

  When a loop occursf which of the following STP components determines which port to disable?

  A. Convergence
  B. Root bridge
  C. BPDU guard
  D. MAC address
  B. Root bridge

• Question 665:

  IP address based routng occurs on which of the following layers of the OSI model?

  A. Layer 2
  B. Layer 3
  C. Layer 4
  D. Layer 5
  B. Layer 3

• Question 666:

  Which of the following connectors are MOST commonly used on a POTS line?

  A. RJ-45 B. MTRJ
  C. DB-9
  D. RJ-11
  D. RJ-11

• Question 667:

  Which of the following network appliances can BEST be described as allowing multple servers to share requests for a website through the same public IP address?

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

• Question 668:

  When a packet that is entering a switch port is encapsulatedf which of the following is the switch performing?

  A. 802.1q
  B. Collision avoidance
  C. Port mirroring
  D. STP
  A. 802.1q

• Question 669:

  Which of the following describes the amount of tme it takes for a packet to transmit from one switch to another?

  A. Hop count
  B. Latency
  C. MTU limit
  D. Distance vector
  B. Latency

• Question 670:

  Which of the following technologies allows for redundant links within a Layer 2 segment?

  A. OSPF
  B. RIP
  C. Port Mirroring
  D. Spanning Tree
  D. Spanning Tree