A data center 

第1题：

Which three capabilities make the Cisco Nexus 7010 switch an effective solution for the data center core？ （）

• A、 virtualization
• B、 unified I/O
• C、 support for 48-port Gb/s line card
• D、 support for Data Center Service Modules
• E、 high performance
• F、 high availability

第2题：

Which statement about data center access layer design modes is correct?（）

• A、The access layer is the first oversubscription point in a data center design.
• B、When using a Layer 2 loop-free design, VLANs are extended into the aggregation layer.
• C、When using a Layer 2 looped design, VLANs are not extended into the aggregation layer.
• D、When using a Layer 3 design,stateful services requiring Layer 2 connectivity are provisioned from the aggregation layer.
• E、The data center access layer provides the physical-level connections to the server resources and only operates at Layer 3.

第3题：

第4题：

A customer is implementing a new streaming audio application and has requested a storageresource management product that will provide performance metrics for their IBM System StorageDS5100. The requirements are for controller read rates as well as controller data rate， amongothers. What IBM storage resource management tool would a technical specialist recommend？（）

• A、Tivoli Storage Productivity Center for Data
• B、Tivoli Storage Productivity Center Basic Edition
• C、Tivoli Storage Productivity Center for Data Midrange Edition
• D、Tivoli Storage Productivity Center for Disk Midrange Edition

第5题：

Which of the following provides the BEST security and accountability for a Data Center?（）

• A、Entry logging
• B、Combination locks
• C、Card keys
• D、Dead bolts

第6题：

Which two design recommendations are most appropriate when EIGRP is the data center corerouting protocol？ （）

• A、 Summarize data center subnets.
• B、 Use passive interfaces to ensure appropriate adjacencies.
• C、 Tune the EIGRP timers to enable EIGRP to achieve quicker convergence.
• D、 Adjust the default bandwidth value to ensure proper bandwidth on all links.
• E、 Advertise a default summary route into the data center core from the aggregation layer.

第7题：

he requirement for high availability within the Data Center network may cause the designer toconsider which one of the following solutions？（）

• A、 Construct a hierarchical network design using EtherChannel between a server and two VDCsfrom the same physical switch
• B、 Utilize Cisco NSF with SSO to provide intrachassis SSO at Layers 2 to 4
• C、 Define the Data Center as an OSPF NSSA area， advertising a default route into the DC And summarizing the routes out of the NSSA to the Campus Core
• D、 Implement network services for the Data Center as a separate services layer usingactive/active model that is more predictable in failure conditions

第8题：

第9题：

An administrator is creating a redundant environment for a current data center. A backup site must be available if the entire data center site should become unavailable. To reduce costs， this backup site does not need to be up and running at all times ready for failover. It must contain equipment and the ability to restore data from the data center.  Which of the following site types should be considered to meet these requirements？ （）

• A、 Hot site
• B、 Warm site
• C、 Cold site
• D、 Active failover site

第10题：

A customer requires their application to have high availability within a data center, and also the ability to recover at a data center located 600km away in the event of an outage. Which system software solution component supports the customer requirement?（）

• A、PowerHA SystemMirror Basic Edition
• B、PowerHA SystemMirror Express Edition
• C、PowerHA SystemMirror Standard Edition
• D、PowerHA SystemMirror Enterprise Edition