Cisco 642-813 Online Practice Questions and Exam Preparation

Cisco 642-813 Online Questions & Answers

• Question 31:

  Your customer has asked you to come in and verify the operation of routers R1 and R2 which are configured to use HSRP. They have questions about how these two devices will perform in the event of a device failure.

  

  Refer to the exhibit. If router R1 interface Etherne0/0 goes down and recovers, which of the statement regarding HSRP priority is true?

  A. The interface will have the priority decremented by 40 for HSRP group 1.
  B. The interface will have the priority decremented by 60 for HSRP group 1
  C. The interface will have its current priority incremented by 40 for HSRP group 1
  D. The interface will have its current priority incremented by 60 for HSRP group 1
  E. The interface will default to the a priority of 100 for HSRP group 1
  C. The interface will have its current priority incremented by 40 for HSRP group 1

• Question 32:

  A network engineer configures port security and 802.1x on the same interface. Which option describes what this configuration allows?

  A. It allows port security to secure the MAC address that 802.1x authenticates.
  B. It allows port security to secure the IP address that 802.1x authenticates.
  C. It allows 802.1x to secure the MAC address that port security authenticates.
  D. It allows 802.1x to secure the IP address that port security authenticates.
  A. It allows port security to secure the MAC address that 802.1x authenticates.

• Question 33:

  Refer to the exhibit.

  

  A network engineer changes the default native VLAN to VLAN 999. After applying the settings on the uplinks to the core switches, the switch control traffic, such as CDP and VTP, is no longer working. The standard configuration is used for each uplink. What is wrong with the configuration?

  A. The interface is administratively down.
  B. The encapsulation type is incorrect.
  C. The switchport mode trunk command should be first in the output.
  D. The native VLAN is not present on the trunk.
  E. The control traffic must be manually enabled on the new native VLAN.
  D. The native VLAN is not present on the trunk.

• Question 34:

  Which SDM template is the most appropriate for a Layer 2 switch that provides connectivity to a large number of clients?

  A. VLAN
  B. default
  C. access
  D. routing
  A. VLAN

• Question 35:

  Which statement describes what happens if all VSL connections between the virtual switch members are lost?

  A. Both virtual switch members cease to forward traffic.
  B. The VSS transitions to the dual active recovery mode, and both virtual switch members continue to forward traffic independently.
  C. The virtual switch members reload.
  D. The VSS transitions to the dual active recovery mode, and only the new active virtual switch continues to forward traffic.
  D. The VSS transitions to the dual active recovery mode, and only the new active virtual switch continues to forward traffic.

• Question 36:

  To follow the Layer 2 switching guidelines, a network engineer decides to create a separate spanning tree for every group of 10 VLANs. Which version of spanning tree is appropriate to meet the company policy?

  A. MST
  B. PVST+
  C. RSTP
  D. RPVST+
  E. STP
  A. MST

• Question 37:

  Refer to the exhibit.

  

  f1/0 and f1/1 have the same end-to-end path cost to the designated bridge. Which action is needed to modify the Layer 2 spanning-tree network so that traffic for PC1 VLAN from switch SW3 uses switchport f1/1 as a primary port?

  A. Modify the spanning-tree port-priority on SW1 f1/1 to 0 and f1/0 to 16.
  B. Modify the spanning-tree port-priority on SW1 f1/1 to 16 and f1/0 to 0.
  C. Modify the spanning-tree port-priority on SW2 f1/1 to 0 and f1/0 to 16.
  D. Modify the spanning-tree port-priority on SW2 f1/1 to 16 and f1/0 to 0.
  C. Modify the spanning-tree port-priority on SW2 f1/1 to 0 and f1/0 to 16.

• Question 38:

  Which two statements are true about recommended practices that are to be used in a local VLAN solution design where layer 2 traffic is to be kept to a minimum? (Choose two.)

  A. Routing should occur at the access layer if voice VLANs are utilized. Otherwise, routing should occur at the distribution layer.
  B. Routing may be performed at all layers but is most commonly done at the core and distribution layers.
  C. Routing should not be performed between VLANs located on separate switches.
  D. VLANs should be local to a switch.
  E. VLANs should be localized to a single switch unless voice VLANs are being utilized.
  B. Routing may be performed at all layers but is most commonly done at the core and distribution layers.
  D. VLANs should be local to a switch.

• Question 39:

  What is required for a LAN switch to support 802.1q Q-in-Q encapsulation?

  A. Support less than 1500 MTU
  B. Support 1504 MTU or higher
  C. Support 1522 layer 3 IP and IPX packet
  D. Support 1547 MTU only
  B. Support 1504 MTU or higher

• Question 40:

  Which information does the subordinate switch in a switch stack keep for all the VLANs that are configured on it?

  A. VLAN database
  B. DHCP snooping database
  C. spanning trees
  D. routing information
  C. spanning trees