EMC Cloud Architect E20-918

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EMC IT-as-a-Service Expert Exam for Cloud Architects Sample Questions:

1. A health care provider is determining the best chargeback model for their organization. Their requirements are:
-Simple to measure -Operational costs should be amortized over a specific time period -Charges should be divided among the lines of business
Which chargeback model satisfies these requirements?

A) Subscription-by-time
B) Variable-cost
C) Fixed-cost
D) Subscription-by-peak-usage

2. Refer to Scenario 3.
A US company has deployed web services within a private cloud. They wish to provide additional web services elastically and distribute them around the globe using a public cloud provider.
The web services have a dependency on a database resource in the private cloud. The web services are deployed through a service catalog as a standardized service offering, which includes an intrusion prevention system that periodically polls a central management server for security updates. The IPS management server is located within the private cloud.
The web services collect highly regulated personal health information about consumers who are located around the world.
Once the web services were deployed into the public cloud, users started complaining about poor performance. Which solution would most likely improve performance of the web services?

A) Select a new internet service provider with a better peering relationship for end users.
B) Implement a global load balancing service as a front-end for the web services.
C) Re-architect the web service to be loosely coupled.
D) Allocate additional virtual network interface cards to each web service to increase bandwidth.

3. An enterprise decided to place some sensitive data - intellectual property - in the public cloud and implemented security mechanisms to protect this data.
Recently the public cloud provider's systems had a security breach. The enterprise was not concerned because they felt their data had been completely protected. All of the services housing the data are protected by an IPS application and no alerts were generated by the system.
How did the enterprise protect its data?

A) All data in the public cloud environment was encrypted in-transit only. The encryption keys were
under complete control of the enterprise and were not available to the public provider.
The cloud provider's logs showed that the enterprise's services were neither accessed nor copied.
B) All data in the public cloud environment was encrypted at-rest and in-transit. The encryption
keys were under complete control of the enterprise and were not available to the public provider.
The cloud provider's logs showed that the enterprise's services were copied.
C) All data in the public cloud environment was encrypted at-rest and in-transit. Copies of the
encryption keys were secured by the public cloud provider using 1024-bit encryption.
The cloud provider's logs showed that the enterprise's services were neither accessed nor copied.
D) The data was not encrypted but the enterprise maintained a backup of the data in a secure off-
site location.
The cloud provider's logs showed that the enterprise's services were not copied.

4. A startup company is transitioning from a public cloud to a private cloud environment. As a first step, they will transition to a hybrid cloud model.
What is the best option for an interim single sign-on solution that can also be leveraged once the private cloud is fully implemented?

A) OAuth
B) SAML
C) Public Key Infrastructure
D) Federated Single Sign-On

5. A public cloud service provider has stated they intend to improve their IT capabilities in the following areas:
1 - Monitor storage usage patterns and identify bottlenecks
2 - More comprehensive element management
3 - Holistic visibility across their storage services
4 - VMware provisioning
5 - Identifying opportunities to move data to more cost effective storage
Which three areas is ProSphere best suited to address?

A) 1, 3, and 5
B) 2, 3, and 4
C) 1, 2, and 3
D) 3, 4, and 5

Solutions:

Question # 1 Answer: A

Question # 2 Answer: C

Question # 3 Answer: B

Question # 4 Answer: D

Question # 5 Answer: A