SOA Certified Cloud Computing Specialist C90-05A Questions & Answers

• Question 21:

  Which of the following statements about the system established by the application of the Storage Maintenance Window pattern are true? (Choose Two)

  A. The system ensures that cloud consumers do not experience service interruption during cloud storage maintenance outages.

  B. The system temporarily moves cloud consumer data at runtime.

  C. The system limits the number of data requests that can be received by a single cloud storage device during a maintenance outage.

  D. The system dynamically recovers a cloud storage device from failure conditions encountered during the maintenance outage.

  Correct Answer: AB

• Question 22:

  The cloud architecture that is established by applying the Hypervisor Clustering pattern relies on a centralized _____________as well as a shared _____________that is used when virtual servers are live migrated between the clustered hypervisors.

  A. failover system, virtual infrastructure manager (VIM)

  B. storage management portal, watchdog monitor

  C. virtual infrastructure manager (VIM), cloud storage device

  D. service gateway, [UN migration system

  Correct Answer: C

• Question 23:

  _____________ in cloud storage devices can make data backup and replication tasks more time-consuming and less efficient. This can be addressed by applying the _____________pattern, which introduces a system that replaces certain blocks of data with pointers.

  A. Resource constraints, Resource Reservation

  B. Failureconditions, Redundant Storage

  C. Processing bottlenecks, Elastic Disk Provisioning

  D. Redundant data, Dynamic Data Normalization

  Correct Answer: D

• Question 24:

  The system that is established by the application of the Hypervisor Clustering pattern uses a dedicated cloud storage device for each clustered hypervisor, to support the live migration of virtual servers across the hypervisors.

  A. True

  B. False

  Correct Answer: B

• Question 25:

  The system resulting from the application of the Direct I/O Access pattern enables virtual servers to recognize an I/O card as a hardware device.

  A. True

  B. False

  Correct Answer: A

• Question 26:

  Applying the _____________pattern establishes an elastic provisioning system that is capable of dynamically allocating and reclaiming _______________ for virtual servers.

  A. Elastic Network Capacity, physical network ports

  B. Elastic Resource Capacity, CPUs and RAM memory

  C. Elastic Disk Provisioning, bandwidth

  D. Noneoftheabove.

  Correct Answer: B

• Question 27:

  The application of the Multitenant Environment compound pattern results in a cloud architecture that enables a single physical server to host multiple virtual servers. Each virtual server can be provided to and configured independently by a different cloud consumer.

  A. True

  B. False

  Correct Answer: B

• Question 28:

  The system established by applying the Elastic Network Capacity pattern ensures that individual cloud consumer __________________ are isolated, and that each cloud consumer is using its own set of __________________.

  A. virtual servers, physical uplinks

  B. cloud storage devices, virtual switches

  C. traffic workflows, network ports

  D. hypervisors, network switches

  Correct Answer: C

• Question 29:

  The application of the Load Balanced Virtual Switches pattern can result in a system that uses link aggregation to balance network traffic.

  A. True

  B. False

  Correct Answer: A

• Question 30:

  The application of the _____________pattern results in a dynamic vertical scaling system that uses the _____________program to move LUNs to cloud storage devices of higher capacity.

  A. Cross-Storage Device Vertical Tiering, LUN migration

  B. Intra-Storage Device Vertical Tiering, storage replication

  C. Shared Resources, rapid provisioning

  D. Noneoftheabove.

  Correct Answer: A