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

1. A midsize company has deployed centralized storage and is currently planning to virtualize their servers. They have considered their application into Tiers, with Tier 1 application requiring the same service and performance levels of the current servers.
They have purchased new, high capacity servers for the virtualized environment and are planning to consolidate several physical servers into a single hypervisor. They are know determining the bandwidth requirements of the application in order to purchase the current number of FCME CNAs for each server.
The results of their analysis for Tier 1 application are as follows:
Average SAN Bandwidth: 3 Gb/s
Average LAN Bandwidth: 2 Gb/s
What is the minimum number of CNAs they would need to install an each server to meet the bandwidth required for the Tier 1 application while providing CAN redundancy and high availability?

A) 1
B) 2
C) 4
D) 3

2. Which mode of IPSec encrypts only the payload of the IP packet?

A) Transparent
B) Trusted
C) Transport
D) Tunnel

3. An organization is designing a virtual server environment. They have an application that requires a significant amount of communication with a database.
The application and database will be located on different physical servers and configured on the same VLAN.
For performance, both the application and database will have dedicated network adapters.
Which virtualization functionality is negatively impacted by bypassing the hypervisor when configuring the dedicated network adapters for the applications?

A) Mobility
B) Converged networking
C) Shared storage
D) Data replication

4. What is IT's approach to addressing performance issues during the Virtualize phase of the Cloud Maturity Model?

A) Investigative
B) Reactive
C) Proactive
D) Selective

5. As part of a VDC deployment, you are examining the existing storage configurations. On one storage system, you discover over fifty storage pools. The pools contain a single type of drive (SSD, SAS or NL SAS), but many of them contain only a few drives and share the same RAID configuration. The Storage Administrator admits that they have been creating separate pools for each application because they did not want the applications contending for the disks.
As part of the design, you propose to consolidate the existing pools into larger pools of mixed drive types and RAID configurations.
What technology will you need to implement to utilize the new pool design?

A) Storage Tiering
B) Caching Tier
C) Storage Virtualization
D) Virtual Provisioning

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