642-874 Sample Question: 7

Question:7

To support the enterprise high-availability requirements, which workgroup switch technology can be used to interconnect multiple switches into a single logical unit?

A. StackWise
B. EtherChannel
C. VSS
D. vPC
E. Flex Links


Answer: A

642-874 Sample Question: 6

Question: 6

Which configuration represents resiliency at the hardware and software layers?

A. multiple connections and FHRP
B. HSRP and GLBP
C. redundant supervisor and power supplies
D. dual uplinks and switches

Answer: A

Which two key components are related to one firewall per ISP design option for ecommerce?(Choose two.)

642-874 Sample Question: 5

Question: 5

Which two key components are related to one firewall per ISP design option for ecommerce?(Choose two.)

A. It is a common approach to single-homing.
B. This approach is commonly used in large sites.
C. Any failure on an edge router results in a loss of session.
D. It has one NAT to two ISP-assigned blocks.
E. It is difficult to set up and administer.

Answer: C,D

642-874 Sample Question: 4

Question: 4

Which option is the preferred and most versatile model to deploy IPv6 in existing IPv4
environments?

A. hybrid
B. service block
C. dual stack
D. processes

Answer: C