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EMC Virtualized Data Center and Cloud Infrastructure Design Specialist Sample Questions:

1. A company has to implement a test/dev environment infrastructure as quickly as possible. The company does not have weeks or months to accomplish this. They also have limited resources available.
Considering their timeline, what type of infrastructure would the company most likely have to choose?

A) An internal, virtualized environment with shared resources
B) An offering from a cloud service provider
C) An internal, virtualized data center with automation
D) A traditional data center

2. What are three attributes of a cloud services design?

A) Web-based APIs, shared resources, minimal capital expenditures
B) Static service, fixed priced access, improved economics
C) Dedicated resources, usage-based pricing, web-based APIs
D) Accessed via a web portal, self-service, throttled access

3. An organization with 25,000 employees moved to a new building that contains a fully virtualized data center with a virtual desktop infrastructure (VDI) instituted for all employees.
Each morning between 9:00 and 9:30, the help desk receives a large number of calls concerning slow performance and timeout issues. The IT department determines that the storage array's Fibre Channel drives are the bottleneck. IT proposes purchasing solid state disks (SSDs) to store the entire VDI environment. Unfortunately, their proposal is rejected because of the cost of the drives.
Which array feature should be implemented to reduce the quantity of SSDs required to service the high I/O bursts of their VDI environment?

A) Cache Tiering
B) Thin Pools
C) Deduplication
D) Cache Partitioning

4. Refer to the exhibit.

You are expanding the compute layer of a VDC, and need to add more access layer switches to provide connectivity to the hypervisors. However, there are no available ports on the two aggregation layer switches to accommodate the uplink connections from the new access layer switches, and there is no available funding to purchase additional aggregation layer switches. The active uplinks are operating at 95% of capacity.
What can be done to expand the access layer and not impact the performance of the existing environment?

A) Aggregate the datacenter core switches.
Reduce the number of uplink connections from each aggregation layer switch by 50%.
B) Aggregate the access layer switches into a virtual switch.
Reduce the number of uplink connections to each aggregation layer switch by 50%.
C) Aggregate the datacenter core switches.
Reduce the number of uplink connections from each access layer switch by 50%.
D) Aggregate the aggregation layer switches into a virtual switch.
Reduce the number of uplink connections from each access layer switch by 50%.

5. What cloud characteristic provides computing resources that facilitate multiple consumers using a multi-tenant model, with different physical and virtual components that are dynamically assigned and reassigned based on demand?

A) Resource pooling
B) Rapid elasticity
C) Measured service
D) On-demand self-service

Solutions: