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EMC E20-918 Exam Syllabus Topics:

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

1. Refer to the exhibit.

A company is evaluating an ITaaS architecture to provision applications for their various business units. The IT architects consult you for help on the illustrated design.
What is a potential risk in the design?

A) Memory resource contention
B) Unbalanced resource utilization
C) Multi-tenancy
D) CPU resource contention

2. You are the IT Manager of a health care company. You have decided to move to the public cloud and are evaluating various public cloud providers.
What characteristic would the best public cloud provider have, and why?

A) Uses the same firewall technology as your current ISP, to avoid any incompatibility issues
B) Have peering relationships with your current ISP, to provide the most direct path between company and public cloud
C) Be a small company, so you will have more flexibility to negotiate with them
D) Be PCI compliant, to avoid any future penalties to the company

3. Refer to Scenario 1 below.
An IT department is offering 50 Service Offerings in their service catalog to meet all the application developers' needs. Many of the variants have a very small number of associated instantiations. A "big data" platform is offered and being actively utilized by a team of data scientists.
All services are sourced from within the private cloud. The developers are able to customize the platform's compute, storage, protection and network configuration upon instantiation. They can also provision additional resources after the initial instantiation through an upgrade service within the catalog. Because of the culture of the organization, no chargeback mechanism is implemented.
Within six months, IT experiences these problems:
(a). Developers are complaining of poor and inconsistent performance
(b). Resource utilization has far exceeded expectations
(c). The environment has become very complex
(d). Since the resource pools are shared throughout the organization, IT has been unable to identify usage patterns, making capacity planning very difficult
What can the IT department do to address problem (a)?

A) Communicate appropriate SLAs that are realistic given the demand and resources available
B) Offer additional, larger resource platform options to the developers
C) Divide the "application developer" and "big data" workloads into separate resource pools
D) Standardize on a subset of offerings to meet the needs of most developers and minimize the number of customization options

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

5. Refer to the exhibit.

A small insurance company wants to extend their website to the public cloud for elasticity and high availability. After reviewing the exhibit, what suggestion would you make to ensure expectations will be met?

A) Add a secondary DNS server to the enterprise data center
B) Modify the application using DevOps to be cloud compliant
C) Upgrade the firewall to a newer version to support load balancing and QoS
D) Add a web server to the public cloud to ensure proper balance

Solutions: