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2021 Jul examcollection 642-996:
Q21. Classical aggregation layer designs do not provide isolation of the control and data planes. What provides a solution to this limitation?
A.STP
B.VDC
C.ISSU
D.HSRP
Answer: B
Q22. Which three control plane operations are used by vPC? (Choose three.)
A.ARP cache
B.MAC address learning
C.CGMP snooping
D.LACP
E.BPDUs
Answer: ABE
Q23. After a recent acquisition, you have been asked to merge two SANs into one. Which SAN topology is Cisco recommended?
A.Core-Edge
B.Edge-Core-Edge
C.Core Access
D.Collapsed Core
E.Collapsed Core-Edge
Answer: B
Q24. What is required to allow for FCoE multihop prior to the ratification of FC-BB-6?
A.VN to VF encapsulation
B.FIP snooping
C.FCoE proxy
D.Fibre Channel bridging at FC-2
E.VE to VE tunneling
Answer: B
Q25. What introduces unique implications into the overall Data Center aggregation layer design? (Choose Three.)
A.High-speed switching fabric with a high forwarding rate
B.Over-subscription values
C.Service Modules
D.IP routing
E.WAN
F.Internet Edge
Answer: ABC
Avant-garde vce 642-996:
Q26. Which technology provides the ability to use all links in a LAN topology by providing an active-active path to the upstream switch?
A.STP
B.vPC
C.PVST+
D.RSTP
Answer: B
Q27. Which feature protects network devices against abnormal or unwanted traffic such as rogue devices performing various DoS attacks against them?
A.control-plane policing
B.strict unicast RPF
C.IP Source Guard
D.intrusion prevention deployed at the edge
E.intrusion detection deployed at the services layer
Answer: A
Q28. Which item represents a method of increasing storage utilization efficiency?
A.thin provisioning
B.thick provisioning
C.transparent provisioning
D.hold-back provisioning
E.weighted provisioning
Answer: A
Q29. Refer to the exhibit.
Which three options are valid port configurations for the Cisco Nexus 5548UP? (Choose three.)
A.A
B.B
C.C
E. E
Answer: ADE
Q30. Which tool is a part of the Cisco ACE product family and is a critical component for cloud
computing architectures?
A.Cisco ANM
B.Flexible NetFlow
C.Cisco Prime LMS
D.Cisco Prime DCNM for LAN
Answer: A