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Introducing Cisco Data Center Networking
Question No: 11
Which two statements describe two benefits of a star topology compared to a mesh topology? (Choose two.)
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New stations can be added quickly and easily.
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Troubleshooting connectivity is easier.
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There is not a single point of failure.
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A single cable failure will not bring down the entire network.
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It has the absolute least likelihood of having a collision
Answer: A,B
Question No: 12
Which device can provide FCoE connectivity?
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Cisco 2901 Integrated Services Router
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Cisco Nexus 2224TP Fabric Extender
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Cisco Nexus 5548 Switch
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Cisco ASA 5510 Firewall
Answer: C
Question No: 13
What is the acronym expansion of the UDLD feature of Cisco Nexus Operating System?
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UniDirectional Link Detection
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Unified Data Link Distribution
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Unified Data Loss Detection
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Unified Directional Link Distribution
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Unidirectional Data Loss Detection
Answer: A Explanation:
quot;Unidirectional Link Detection (UDLD) is a data link layer protocol from Cisco Systems to monitor the physical configuration of the cables and detect unidirectional links.quot; http://en.wikipedia.org/wiki/Unidirectional_Link_Detection
Question No: 14
An administrator wants a host with IP address 192.168.40.3 to communicate to hosts on the Internet. How can this be achieved?
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This type of communication cannot be achieved.
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Network Address Translation must be used.
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The perimeter firewall must permit RFC 1918 addresses to the Internet.
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A dedicated VLAN should be provisioned to allow private-to-public translation.
Answer: B
Question No: 15
In which layer of the OSI model are TCP port numbers defined?
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2
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3
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4
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6
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7
Answer: C
Question No: 16
Refer to the exhibit. What will the two resulting tables be on R1 after traffic has successfully passed between Server-1 and PC-A? (Choose two.)
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The IP address and MAC of Server-1 will be associated with R1 interface Eth0.
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The IP address and MAC of PC-A will be associated with R1 interface Eth1.
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The IP address of Server-1 and MAC address of SW1 interface E1/1 will be associated with R1 interface Eth0.
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The IP address of PC-A and MAC address of SW2 interface E1/48 will be associated with R1 interface Eth1.
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The IP address of Server-1 and MAC address of SW1 interface E1/13 will be associated with R1 interface Eth0.
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The IP address of PC-A and MAC address of SW2 interface E1/9 will be associated with R1 interface Eth1.
Answer: A,B
Question No: 17
Unlike IPv6, which feature is available only in IPv4?
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broadcast
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anycast
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multicast
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unicast
Answer: A
Question No: 18
After a firewall is installed in the network, users have lost FTP access to the remote Cisco Nexus switches, but the TFTP access still works. Which protocol is blocked by the firewall?
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UDP
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TCP
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IP
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ICMP
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RIP
Answer: B
Question No: 19
How many IP addresses are usable for a subnet that has the address 10.6.128.0/21?
A. 1024
B. 2048
C. 1022
D. 2046
E. 256
Answer: D
Question No: 20
Which field in an Ethernet II frame performs the same function as the DSAP field in an
802.3 Ethernet frame?
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Start of frame
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EtherType
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Frame check sequence
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Subnetwork Access Protocol
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Logical Link Control
Answer: B
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