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

1. The first phase of new ITaaS service introduces the offering to 10% of the engineering organization. The IT organization leverages the management tools used in their traditional data center processes to provide visibility into silos and control of the infrastructure. They also have adapted some ITSM concepts as a framework for their management practices.
During the initial phase of the service deployment, a problem was encountered in one of the VMs.
The IT organization is concerned about the extensive amount of time and resources spent determining the cause of the issue.
What is the most likely reason it takes more time than expected to resolve the problem?

A) The legacy management tools do not have the capability to provide a holistic view of the service instance
B) The cultural hurdles that span organizational silos have not been addressed and resolved.
C) The complex nature of orchestration and automation makes problem identification and root cause analysis unlikely.
D) The expertise of the service desk personnel is inadequate to properly handle service related issues

2. Refer to Scenario 7.
"A web hosting company has been growing steadily over the past year. Their single data center is at maximum capacity for power, space and cooling, and their physical infrastructure is also running at capacity. They are evaluating the feasibility of obtaining another data center in a remote location to enable further growth.
One of the web hosting company's eCommerce customers notifies them that they are launching an enormous holiday sale, beginning in a few weeks. They expect utilization of their virtual server farm to double or triple for the next three to six months. The web hosting company cannot deploy the needed resources in a new data center in time for the sale. They opt to purchase services from a cloud service provider using a pay-as-you-go model.
Over the next two weeks, Layer 2 connectivity is established between the two sites. The web hosting company's IT staff works with the CSP to configure the necessary physical and virtual infrastructure. All traffic to the public cloud is routed through the private data center, across the Layer 2 connection. A local load balancer is deployed in the private data center. Orchestration tools are configured to burst the service into the public cloud automatically when utilization reaches 80%."
During the first day of increased usage, the network link between your data center and the CSP fails due to an external problem. You need to design an alternate solution to prevent degradation in the service offering.
Which solution would provide the best performance for the end user?

A) Change the configuration of the local load balancer and retain the IP addresses on the servers in the public cloud
B) Change the configuration of the local load balancer and change the IP addresses for the servers in the public cloud
C) Deploy a global load balancer and retain the IP addresses on the servers in the public cloud
D) Deploy a global load balancer and change the IP addresses for the servers in the public cloud

3. 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) PGP
B) SSL VPN
C) Cipher-text
D) IPSEC

4. Which describes the process for instantiating an IaaS offering?

A) The consumer, via a web based catalog, deploys a template that communicates with the hypervisor layer. This triggers a creation of service, allocating CPU, RAM, networking and storage.
B) The consumer, via a web based catalog, selects a service which utilizes an orchestration engine that communicates with the hypervisor layer. This triggers a creation of service through the allocation of resources.
C) The consumer, via a web based catalog, selects an orchestration engine that communicates with the hypervisor layer. This triggers a creation of service, allocating CPU, RAM, networking and storage.
D) The consumer interacts with an orchestration engine that communicates directly with the hypervisor layer. This triggers a creation of service, allocating resources.

5. A hosting company has experienced a sudden increase in customer interest and wishes to implement ITaaS. They are now hosting online shopping applications for several retail computer and electronics companies.
Developers in the customer companies use their own internal credentials and have the ability to publish applications and changes to their stores. Shoppers access these stores using a variety of mobile applications and web browsers.
What should be addressed when migrating to ITaaS and implementing a service catalog for the retail and electronic companies?

A) Integration of multiple hypervisors
B) On-demand resource pool creation
C) Support for several different CMDB systems
D) Integration with different authentication systems

Solutions: