Cisco 642-813 questions and answers

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1. Company uses layer 3 switches in the Core of their network. Which method of Layer 3 switching uses a
forwarding information base (FIB)?
A.Topology-based switching
B. Demand-based switching
C. Route caching
D. Flow-based switching
E. None of the other alternatives apply
Answer:A

2. You need to design the VLAN scheme for the Company network. Which two statements are true about
best practices in VLAN design? (Select two)
A. Routing should occur at the access layer ifvoice VLANs are utilized. Otherwise, routing should occur at
the distribution layer.
B. Routing should always be performed at the distribution layer.
C. VLANs should be localized to a switch.
D. VLANs should be localized to a single switch unlessvoice VLANs are being utilized.
E. Routing should not be performed between VLANs located on separate switches.
Answer: BC

3. Refer to the exhibit. On the basis of the information provided in the exhibit, which two sets of procedures
are best practices for Layer 2 and 3 failover alignment? (Choose two.)
A. Configure the D-SW1 switch as the active HSRProuter and the STP root for all VLANs.
Configure the D-SW2 switch as the standby HSRP router and backup STP root for all VLANs.
B. Configure the D-SW1 switch as the standby HSRP router and the STP root for VLANs 11 and 110.
Configure the D-SW2 switch as the standby HSRP router and the STP root for VLANs 12 and 120.
C. Configure the D-SW1 switch as the active HSRProuter and the STP root for VLANs 11 and 110.
Configure the D-SW2 switch as the active HSRP router and the STP root for VLANs 12 and 120.
D. Configure the D-SW2 switch as the active HSRProuter and the STP root for all VLANs.
Configure the D-SW1 switch as the standby HSRP router and backup STP root for all VLANs.
E. Configure the D-SW1 switch as the active HSRProuter and the backup STP root for VLANs 11 and 110.
Configure the D-SW2 switch as the active HSRP router and the backup STP root for VLANs 12 and 120.
F. Configure the D-SW1 switch as the standby HSRP router and the backup STP root for VLANs 12a nd
120.
Configure the D-SW2 switch as the standby HSRP router and the backup STProot for VLANs 11 and 110.
Answer: CF

4. If you needed to transport traffic coming from multiple VLANs (connected between switches), and your
CTO was insistent on using an open standard, which protocol would you use?
A. 802.11B
B. spanning-tree
C. 802.1Q
D. ISL
E. VTP
F. Q.921
Answer: C

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5. Under what circumstances should an administrator prefer local VLANs over end-to-end VLANs?
A. Eighty percent of traffic on the network is destined for Internet sites.
B.There are common sets of traffic filtering requirements for workgroups located in multiple buildings.
C. Eighty percent of a workgroup's traffic is to the workgroup's own local server.
D. Users are grouped into VLANs independent of physical location.
E. None of the other alternatives apply
Answer:A

6.What are some virtues of implementing end-to-end VLANs? (Choose two)
A. End-to-end VLANs are easy to manage.
B. Users are grouped into VLANs independent of a physical location.
C. Each VLAN has a common set of security and resource requirements for all members.
D. Resources are restricted to a single location.
Answer: BC

7.Which of the following statements is true about the 80/20 rule (Select all that apply)?
A. 20 percent of the traffic on a network segment should be local
B. no more than 20 percent of the network traffic should be able to move across a backbone.
C. no more than 80 percent of the network traffic should be able to move across a backbone.
D. 80 percent of the traffic on a network segment should be local
Answer: BD

8. The Company LAN is becoming saturated with broadcasts and multicast traffic. What could you do to
help a network with many multicasts and broadcasts?
A. Creating smaller broadcast domains by implementing VLANs.
B. Separate nodes into different hubs.
C. Creating larger broadcast domains by implementing VLANs.
D. Separate nodes into different switches.
E.All of the above.
Answer:A