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642-978题库下载 [复制链接]

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发表于 2011-03-10 08:14 |只看该作者 |倒序浏览
<p align="left"><p align="left">最新642-978题库分享</p></p><p align="left"><p align="left">Question: 1</p></p><p align="left"><p align="left">Your Cisco MDS 9505 configuration requires 2000 watts of power and is configured with two</p></p><p align="left"><p align="left">2500W power supplies if 110V power is provided to the switch, in which power mode does the</p></p><p align="left"><p align="left">switch operate?</p></p><p align="left"><p align="left">A. The director will operate in redundant mode only</p></p><p align="left"><p align="left">B. The director will operate in combined mode only</p></p><p align="left"><p align="left">C. The director will operate in redundant mode or combined mode</p></p><p align="left"><p align="left">D. The director cannot operate with 110V power</p></p><p align="left"><p align="left">Answer: B</p></p><p align="left"><p align="left">Question: 2</p></p><p align="left"><p align="left">A customer wants to connect a McData switch to your Cisco MDS SAN Which interop mode</p></p><p align="left"><p align="left">would you choose to maintain the maximum feature set on both sides of the SAN?</p></p><p align="left"><p align="left">A. interop mode 1</p></p><p align="left"><p align="left">B. interop mode 2</p></p><p align="left"><p align="left">C. interop mode 3</p></p><p align="left"><p align="left">D. interop mode 4</p></p><p align="left"><p align="left">Answer: D</p></p><p align="left"><p align="left">Question: 3</p></p><p align="left"><p align="left">In designing virtual firewalls for a data center environment using the Cisco Nexus 7010 switch,</p></p><p align="left"><p align="left">which two are valid design options?</p></p><p align="left"><p align="left">A. Multiple VSSs can be assigned to a different VDC</p></p><p align="left"><p align="left">B. Different VDCs can be deployed for each virtual firewall</p></p><p align="left"><p align="left">C. Multple VREs can be used, each of which can allocate a VSS for each virtual firewall</p></p><p align="left"><p align="left">D. A subset of VLANs and VRFs can be assigned to virtual management domain</p></p><p align="left"><p align="left">E. Multple VREs can be associated with each virtual firewall within a single VDC</p></p><p align="left"><p align="left">Answer: B, C</p></p><p align="left"><p align="left">Question: 4</p></p><p align="left"><p align="left">A customer is adopting the Cisco MDS switches in their environment with a goal that they will</p></p><p align="left"><p align="left">eventually replace brocade switches. While the two switch types will coexist, the have to use</p></p><p align="left"><p align="left">standards-based interpretability mode to function?</p></p><p align="left"><p align="left">A. Only two VSANs can be used</p></p><p align="left"><p align="left">B. Domain IDs between 97 and 127 must be used</p></p><p align="left"><p align="left">C. Only port based zoning be used</p></p><p align="left"><p align="left">D. Fabric can have maximum three switches</p></p><p align="left"><p align="left">Answer: B</p></p><p align="left"><p align="left">Question: 5</p></p><p align="left"><p align="left">What is an advantage of Cisco MDS 9000 Distributed Device Alias Services over Fibre</p></p><p align="left"><p align="left">Channel aliases?</p></p><p align="left"><p align="left">A. Persist across switch reboots</p></p><p align="left"><p align="left">B. Stored on the management server, not on the switch</p></p><p align="left"><p align="left">C. Preserved when devices are moved between VSANs</p></p><p align="left"><p align="left">D. Simplify SAN migration opertions</p></p><p align="left"><p align="left">Answer: C</p></p><p align="left"><p align="left">Question: 6</p></p><p align="left"><p align="left">What is one common benefit of U access and inverted U access design topologies for access</p></p><p align="left"><p align="left">layer?</p></p><p align="left"><p align="left">A. They both contain VLANs in switch pairs</p></p><p align="left"><p align="left">B. They are both forms of a looped design model</p></p><p align="left"><p align="left">C. They require no STP blocking; all uplinks are active</p></p><p align="left"><p align="left">D. They both support VLAN extension across aggregation swithches</p></p><p align="left"><p align="left">Answer: C</p></p><p align="left"><p align="left">Question: 7</p></p><p align="left"><p align="left">Which factor is most strongly influencing adoption of 10 Gigabit Ethernet at the server level?</p></p><p align="left"><p align="left">A. blade server use</p></p><p align="left"><p align="left">B. storage requirements</p></p><p align="left"><p align="left">C. mainframe IP connectivity</p></p><p align="left"><p align="left">D. smaller Layer 2 fault domain needs</p></p><p align="left"><p align="left">Answer: B</p></p><p align="left"><p align="left">Question: 8</p></p><p align="left"><p align="left">What is the best mechanism to use to isolate backup traffic from other missior-critical traffic?</p></p><p align="left"><p align="left">A. VSANs</p></p><p align="left"><p align="left">B. zones</p></p><p align="left"><p align="left">C. QoS</p></p><p align="left"><p align="left">D. IVR</p></p><p align="left"><p align="left">Answer: A</p></p><p align="left"><p align="left">Question: 9</p></p><p align="left"><p align="left">Which is appropriate in situations where a switched fabric server is required for InfiniBand</p></p><p align="left"><p align="left">support, plus Ethernet and Fibre Channel integration?</p></p><p align="left"><p align="left">A. Cisco SFS 3000</p></p><p align="left"><p align="left">B. Cisco SFS 7000</p></p><p align="left"><p align="left">C. Cisco MDS 9000</p></p><p align="left"><p align="left">D. Cisco Virtual Blade Switch</p></p><p align="left"><p align="left">Answer: A</p></p><p align="left"><p align="left">Question: 10</p></p><p align="left"><p align="left">A SAN administrator would like to test FCIP using the existing 18/4 Port Multiservice Module</p></p><p align="left"><p align="left">in a Cisco MDS 9500 switch that is currently used for iSCSl connectivity. To test FCIP, the</p></p><p align="left"><p align="left">administrator should use the SAN extension over IP package. Which option will allow this test</p></p><p align="left"><p align="left">to occur?</p></p><p align="left"><p align="left">A. The appropriate license package it already enclosed with the 48/4 MSM</p></p><p align="left"><p align="left">B. The 120-day grace period can be used to test the functionality</p></p><p align="left"><p align="left">C. The license package needs to be purchased</p></p><p align="left"><p align="left">D. The switch has to be upgraded to a different Cisco NX-OS feature set</p></p><p align="left"><p align="left">Answer: B</p></p>
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