CompTIA JK0-016 Online Practice Questions and Exam Preparation

CompTIA JK0-016 Online Questions & Answers

• Question 21:

  Which of the following dynamic routing protocols selects routing paths based upon hop count?

  A. BGP
  B. RIP
  C. OSPF
  D. IGRP
  B. RIP

• Question 22:

  The systems administrator has assigned an IP address and default gateway to a standard Layer 2 switch. Which of the following would be the primary purpose of doing this?

  A. Allow VLAN routing
  B. Enable packet filtering on the switch
  C. Allow remote administration of the switch
  D. Enable MAC filtering on the switch
  C. Allow remote administration of the switch

• Question 23:

  A company is looking for the simplest solution to help prioritize VoIP traffic on its congested network. Which of the following would BEST accomplish this?

  A. MPLS
  B. Caching engines
  C. QoS
  D. Load balancing
  C. QoS

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  QoS is the service where you can prioritize traffic running over one protocol as compared to the other. It is very similar to the term where you are opening a VIP queue for allowing that traffic to pass.

• Question 24:

  An administrator has added QoS settings to the LAN switches prioritizing RTP. Which of the following systems is the Administrator MOST concerned with in this scenario?

  A. Phone communications
  B. Web site downloads
  C. Streaming video clients
  D. Client bittorrent abilities
  A. Phone communications

• Question 25:

  Users are contacting the internal helpdesk, stating that they are having difficulty staying connected to the wireless network. When the technician investigates, it is discovered that the users are having a problem using the wireless network in the company break rooms. Which of the following should the technician do FIRST?

  A. Install a new access point in each break room to provide adequate coverage.
  B. Remount the access points to a place on the ceiling closer to the break rooms.
  C. Unplug appliances (e.g. microwaves) to see if they are causing interference.
  D. Change the encryption on the access points from WPA2 to WEP.
  C. Unplug appliances (e.g. microwaves) to see if they are causing interference.

• Question 26:

  Which of the following wireless standards has a MAXIMUM transfer rate of 11Mbps?

  A. 802.11a
  B. 802.11b
  C. 802.11g
  D. 802.11n
  B. 802.11b

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  The 802.11b standard allows for a maximum data transfer speed of 11 Mbps, at a range of about 100 m indoors and up to 200 metres outdoors (or even beyond that, with directional antennas.) Hypothetical speed Range(indoors) Range(outdoors) 11 Mbits/s 50 m 200 m

  5.5 Mbits/s 75 m 300 m 2 Mbits/s 100 m 400 m 1 Mbit/s 150 m 500 m

• Question 27:

  A network administrator is replacing old switches to support a VoIP deployment. Based on this parameter, which of the following is MOST likely to be implemented on these new switches?

  A. PoE
  B. STP
  C. NAT
  D. VTP
  A. PoE

• Question 28:

  Which of the following uses a 128-bit addressing scheme?

  A. MAC
  B. DHCP
  C. IPv4
  D. IPv6
  D. IPv6

• Question 29:

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

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

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  Encapsulation is the term associated with 802.1q which is enabled by default on many devices.

• Question 30:

  An administrator is able to list the interfaces on a switch after providing the community string "public". Which of the protocols is the administrator MOST likely using?

  A. Telnet
  B. RADIUS
  C. SSH
  D. SNMP
  D. SNMP