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

1. A company is deploying a major new business application. The application development has been outsourced to several organizations.
The company has conducted several workshops with all suppliers and the testing team. The outcome of their efforts is a streamlined process that has dramatically reduced the cycle time from development to test, improved communications between all groups, and implemented common standards and objectives.
What have they achieved?

A) Transition to a DevOps culture
B) Implementation of common collaboration tools
C) Utilization of configuration management methodologies
D) Use of common automation and orchestration processes

2. A company is deploying a major new business application. The company has difficulty managing the software development lifecycle. As a result, the time from generating requirements to operational delivery is significant.
Which best addresses the company's need for shorter release cycles and better code quality?

A) Implement common collaboration tools
B) Transition to a DevOps culture
C) Utilize configuration management methodologies
D) Use of common automation and orchestration processes

3. Refer to the exhibit.

You have been hired to assist with a migration to an ITaaS environment. The company has offices
in Atlanta, Dubai, and London, with 5000, 2000, and 3000 employees, respectively. A data center exists in each location, and most services have been virtualized. Messaging services are provided locally to the user.
You have just performed an assessment of the environment. The results are shown in the exhibit.
The CIO is interested in closing one of the data centers and migrating some or all of the services to a public cloud service provider (CSP). Any services that do not get migrated to the CSP will be hosted at one of the other two data centers. Network latency averages 8 milliseconds between the Atlanta and London offices, and 10 milliseconds between the London and Dubai offices. Traffic between Atlanta and Dubai is routed through London.
The eCommerce application is external facing and is hosted at all three data centers. Atlanta services 50% of the users in North and South America. London services 40% of the users in Europe and Asia. Dubai services 10% of the users in Africa and Australia.
You have tentatively chosen a CSP that is housed in Frankfurt, and would have access to 3 Gb/s of network bandwidth to the facility. The CSP's service levels are as follows:
-RPO: 4 hours -RTO: 1 hour -Availability: 99.995%
Your recommendation is to close the Dubai data center over a one-year time horizon.
What migration strategy would you recommend for the services that are currently hosted in the Dubai data center, and why?

A) eCommerce to the public cloud; Messaging to Atlanta; CSP cannot support the bandwidth requirements for Messaging, and latency will be less from Atlanta
B) eCommerce to the public cloud; Messaging to London; CSP cannot support the bandwidth requirements for Messaging, and latency will be less from London
C) Messaging to the public cloud; split eCommerce between London and Atlanta; CSP cannot support the availability for eCommerce
D) Messaging and eCommerce to the public cloud; CSP can support availability and bandwidth requirements for both applications

4. Refer to the exhibit.

A cloud architect has presented you with the exhibit for peer review. You immediately realize that a firewall is missing. Where is the missing firewall?

A) Between VM2 and the tenant network
B) Between the external network and the internet
C) Between VM2 and VM4
D) Between the Service A and Service B

5. A government department has converted their internal software development environment into a cloud services offering. The department is actively marketing the capability to other agencies. The other agencies are interested, but identity compliance is a serious concern.
How can the department improve trust within their service offering?

A) Establish a single sign-on capability in the cloud and federate with each subscribing agency using strong authentication policies and end-point access control.
B) Harden the cloud service infrastructure stack. Use geographic location to ensure agencies can only access servers that host their development environment.
C) Identify the confidentiality, integrity and availability requirements for agency data. Use rights management software to restrict access to the agency's own data.
D) Provide a self-service portal that describes how the department's security policy is implemented. Require users to accept the policy each time it is amended.

Solutions: