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

1. Which metric measures the time taken to realize benefits from an ITaaS solution?

A) Time-to-deploy
B) Time-to-value
C) Time-to-live
D) Time-to-deliver

2. A company is actively moving business applications to an ITaaS model. The IT department increasingly acts as an adviser, proposing the best fit from either private cloud capability or public cloud suppliers.
The company's finance department is considering their financial applications for cloud as they increasingly need more capacity and better performance at the end of the month, which the current infrastructure cannot deliver. The financial application architecture is three tier (presentation, middleware, and database).
The IT security team has suggested that with appropriate controls the presentation layer could be deployed in a public cloud but the middleware and database layers cannot.
What would be the best approach to enabling service elasticity in this scenario?

A) IaaS deployment in the public cloud
B) IaaS deployment in the community cloud
C) IaaS deployment in the hybrid cloud
D) IaaS deployment in the private cloud

3. A start-up cloud provider is evaluating potential resource allocation models to use for reserving client resources. Their service offering targets software development and testing.
Which model would be most suitable?

A) Fixed
B) Pay-as-you-go
C) Guaranteed
D) Reserved

4. You are reviewing an organization's IT decision making processes in preparation for ITaaS. IT has a history of implementing technologies and solutions that don't meet the needs of the enterprise. What would you recommend to solve this problem?

A) Services should align to business objectives and be implemented through orchestration
B) Services should align to IT goals and be placed in a service catalog
C) Services should align to business objectives and be placed in a service catalog
D) Services should align to IT goals and be implemented through orchestration

5. The marketing line of business of an enterprise 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 loosely coupled design and have no content dependencies on any resources in the private cloud. They are created from a standard PaaS template, 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. No layer 2 connectivity exists between the private and public clouds. The consumers of these web services are distributed across the globe.
Which solution would you recommend to best support the web service elasticity and to minimize service network latency for the consumer?

A) Implement an encrypted VPN tunnel between the private and public clouds.
B) Increase bandwidth between the private cloud and the Internet.
C) Deploy a central database server to consolidate web service content.
D) Implement a global load balancing service as a front-end for the web services.

Solutions: