Cisco 642-813 Online Practice Questions and Exam Preparation

Cisco 642-813 Online Questions & Answers

• Question 41:

  Refer to the exhibit.

  

  Which login credentials are required when connecting to the console port in this output?

  A. none required
  B. username cisco with password cisco
  C. no username with password linepass
  D. login authentication default
  A. none required

• Question 42:

  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.

  

  What issue is causing Router R1 and R2 to both be displayed as the HSRP active router for group 2?

  A. The HSRP group number mismatch
  B. The HSRP group authentication is misconfigured
  C. The HSRP Hello packets are blocked
  D. The HSRP timers mismatch
  E. The HSRP group priorities are different
  B. The HSRP group authentication is misconfigured

• Question 43:

  What is the size of the VLAN field inside an 802.1q frame?

  A. 8-bit
  B. 12-bit
  C. 16-bit
  D. 32-bit
  B. 12-bit

• Question 44:

  While troubleshooting a network outage, a network engineer discovered an unusually high level of broadcast traffic coming from one of the switch interfaces. Which option decreases consumption of bandwidth used by broadcast traffic?

  A. storm control
  B. SDM routing
  C. Cisco IOS parser
  D. integrated routing and bridging
  E. Dynamic ARP Inspection
  A. storm control

• Question 45:

  Which command configures an HSRP group to become a slave of another HSRP group?

  A. standby slave
  B. standby group track
  C. standby follow
  D. standby group backup
  C. standby follow

• Question 46:

  By default, what is the state of port security on a switch?

  A. disabled
  B. on
  C. off
  D. learning
  A. disabled

• Question 47:

  Refer to the exhibit.

  

  How can the traffic that is mirrored out the GigabitEthernet0/48 port be limited to only traffic that is received or transmitted in VLAN 10 on the GigabitEthernet0/1 port?

  A. Change the configuration for GigabitEthernet0/48 so that it is a member of VLAN 10.
  B. Add an access list to GigabitEthernet0/48 to filter out traffic that is not in VLAN 10.
  C. Apply the monitor session filter globally to allow only traffic from VLAN 10.
  D. Change the monitor session source to VLAN 10 instead of the physical interface.
  C. Apply the monitor session filter globally to allow only traffic from VLAN 10.

• Question 48:

  A network engineer is trying to deploy a PC on a network. The engineer observes that when the PC is connected to the network, it takes 30 to 60 seconds for the PC to see any activity on the network interface card. Which Layer 2 enhancement can be used to eliminate this delay?

  A. Configure port duplex and speed to auto negotiation.
  B. Configure port to duplex full and speed 1000.
  C. Configure spanning-tree portfast.
  D. Configure no switchport.
  C. Configure spanning-tree portfast.

• Question 49:

  Which statement describes what happens when a switch enters dual active recovery mode?

  A. The switch shuts down and waits for the VSL link to be restored before sending traffic.
  B. All interfaces are shut down in the formerly active virtual switch member, but the new active virtual switch forwards traffic on all links.
  C. The switch continues to forward traffic out all links and enables spanning tree on VSL link and all other links to prevent loops.
  D. The VSS detects which system was last in active state and shuts down the other switch.
  B. All interfaces are shut down in the formerly active virtual switch member, but the new active virtual switch forwards traffic on all links.

• Question 50:

  Which statement about using EtherChannel on Cisco IOS switches is true?

  A. A switch can support up to eight compatibly configured Ethernet interfaces in an EtherChannel. The EtherChannel provides full-duplex bandwidth up to 800 Mbps only for Fast EtherChannel or 8 Gbps only for Gigabit EtherChannel.
  B. A switch can support up to 10 compatibly configured Ethernet interfaces in an EtherChannel. The EtherChannel provides full-duplex bandwidth up to 1000 Mbps only for Fast EtherChannel or 8 Gbps only for Gigabit EtherChannel.
  C. A switch can support up to eight compatibly configured Ethernet interfaces in an EtherChannel. The EtherChannel provides full-duplex bandwidth up to 800 Mbps only for Fast EtherChannel or 16 Gbps only for Gigabit EtherChannel.
  D. A switch can support up to 10 compatibly configured Ethernet interfaces in an EtherChannel. The EtherChannel provides full-duplex bandwidth up to 1000 Mbps only for Fast EtherChannel or 10 Gbps only for Gigabit EtherChannel.
  A. A switch can support up to eight compatibly configured Ethernet interfaces in an EtherChannel. The EtherChannel provides full-duplex bandwidth up to 800 Mbps only for Fast EtherChannel or 8 Gbps only for Gigabit EtherChannel.