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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 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.
What can the IT department do to resolve problems (b) and (d)?

A) Decrease the number of IaaS offering variations and customization options
B) Provide separate resource pools for the application developers and the data scientists and manage the pools separately
C) Standardize on a subset of offerings to meet the needs of most developers and minimize the number of customization options
D) Meter usage patterns and implement a showback mechanism to influence consumer behavior when choosing specific resources

2. A hosting organization operates from two data centers and typically hosts very large customers. The delivery and support of the IT Infrastructure is not service driven. The IT technical delivery functions operate in silos. Customers suffer a significant lead time to establish new operational environments. In addition, changes to applications that impact the infrastructure have a long lead time.
One of the customers has requested a service-driven approach for a new business application and its associated infrastructure. The hosting organization has agreed to build a PaaS offering.
Which operational tool and process transformation approach is most suitable for the hosting company?

A) Design a new service-driven set of tools and processes. Train some of the IT operations teams to use the new tools. In advance of service demand, procure appropriate storage, network and compute capability for the cloud.
B) Design a new service-driven set of tools and processes. Train the IT operations teams to use the new tools. Manage cloud capacity using the existing process to order storage, network and compute.
C) Use the existing mature tools and processes that are used for all customers. Manage cloud capacity using the existing process to order storage, network and compute.
D) Deploy additional cloud tools alongside existing tooling. Train the IT operations teams to use the new tools. Start to transform operations once the cloud is up and running.

3. A company with a very high virtualization percentage decided to move to a cloud architecture. They hired a cloud service provider (CSP) to provide infrastructure on demand. The company moved the web front-end of a tightly coupled service to the CSP. Now users are complaining about slow response and timeout errors when accessing some of the web based applications.
What is the most likely reason for this issue?

A) The company data center and the CSP do not have Layer 2 extension
B) One or more web server dependencies were not moved together to the CSP
C) The company data center and the CSP do not have Layer 3 connectivity
D) Users are not in the same Layer 2 domain as the CSP

4. A public cloud service provider wants to improve their IT capabilities in the following areas:
1 - Storage performance trending
2 - More comprehensive element management
3 - Holistic visibility across their storage services
4 - Security and Audit Log Management
5 - Reduce troubleshooting time
Which three areas is ProSphere best suited to address?

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

5. A regional accounting and analytics firm headquartered in Seattle, WA has built a profitable business selling a portfolio of financial services to several large local enterprises. The company's flagship applications process large volumes of enterprise-internal financial data within IT operations.
Recently, the firm has established small remote offices in Hong Kong, Seoul, and Beijing to grow in the Far East.
The business is critically dependent on its data processing capabilities, and recognizes the need for ITaaS transformation. They are seeking guidance on a suitable IT governance model.
What type of model should you recommend, and why?

A) Hybrid by location and application, to eliminate silos and promote growth
B) Centralized at headquarters, to maximize security and minimize compliance risk
C) Federated by application, to ensure creation of customized services for each application
D) Distributed by geography, to address different regional regulations

Solutions: