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

1. You are working with an independent software vendor to deploy a new SaaS-based application into an organization's private cloud. The application supports REST and SAML binding for authentication. Which cloud single sign-on solution would best fit the needs of this SaaS application?

A) SCIM
B) LDAP
C) OpenID
D) OAuth

2. An IT organization is currently 80% virtualized and the CIO is planning for the transition to ITaaS. The organization has already experienced significant savings due to virtualization. Senior executives are concerned that ITaaS requires additional software licenses and additional headcount, both at significant cost.
How can the CIO convince senior management of the savings potential with ITaaS?

A) Propose that the CMDB and orchestration tool will decrease the cost of service management
B) Explain to senior management that there will not be any additional skill sets required for the ITaaS initiative
C) Show how the service catalog and orchestration tools can be viewed in the context of "cost to serve" to provide immediate business value
D) Explain that the service catalog can be a mechanism for controlling cost by influencing LOB/consumer behavior through showback/chargeback

3. 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) Allocate additional virtual network interface cards to each web service to increase bandwidth.
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) Select a new internet service provider with a better peering relationship for end users.

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

5. In an effort to grow market share, a financial company has decided to expand their portfolio of web-based services to residential and mobile users. To improve adoption of these services, the software development team was given the requirement to encrypt data in flight without requiring a software footprint on the client.
Which capability best meets their in-flight encryption requirement?

A) Cipher-text
B) IPSEC
C) PGP
D) SSL VPN

Solutions: