EMC DEA-2TT3 問題集

質問 1：
What can an IT department do to better meet IT challenges and support digital businesses?
A. Become more service centric within cost constraints
B. Become more technology centric
C. Focus on providing services without being distracted by costs
D. Focus on delivery and management of digital assets
正解：A

質問 2：
What is the correct sequence of steps involved in synchronous remote replication?

正解：

Explanation
Step1 - Write I/O is received from the production compute system into cache of source and placed in queue
Step 2 - Source storage system sends an acknowledgement back to the production compute system
Step 3 - Write I/O is transmitted to the cache of the target storage
Step 4 - Receipt acknowledgement is provided by target storage back to the cache of the source

質問 3：
Which storage-defined controller function automates the storage provisioning task and delivers virtual storage
resources?
A. Storage component management
B. Storage discovery
C. Service Provisioning
D. Resource abstraction and pooling
正解：C

質問 4：
What is a characteristic of thin LUNs?
A. When a thin LUN is destroyed, its allocated capacity is automatically reclaimed to the pool.
B. When a thin LUN is destroyed, its allocated capacity is reserved until an administrator reclaims it
C. Once a thin LUN is created it cannot be destroyed until all data is deleted from it
D. When a thin LUN is created, physical storage is fully allocated for it
正解：A

質問 5：
What is a characteristic of traditional applications?
A. Monolithic architecture
B. Horizontally scalable
C. Availability is managed only by the application
D. Support only multi-tier architecture
正解：A

質問 6：
A cloud service provider uses a resource pooling approach to improve the utilization of resources by sharing
them with multiple customers. What mechanism should the cloud provider deploy to prevent one consumer
from accessing the virtual machines of another consumer?
A. Pooling of resources through multitenancy
B. Virtual machine-based resource pooling
C. Hypervisor-based resource pooling
D. Secure multitenancy through isolation
正解：A

質問 7：
What is a responsibility of Service manager
A. Creating detailed designs for the cloud infrastructure.
B. Streamline service delivery and execution.
C. Understand what consumers needs and industry trends to drive an effective product strategy
D. Design and implementation of cloud provisioning processes for delivering cloud services.
正解：B

質問 8：
What capability is provided by the "Open and extensible" attribute of software-defined infrastructure (SDI)?
A. Provides a control point for the entire SDI environment
B. Optimizes resource usage and generates value reports about the SDI environment
C. Uses APIs to integrate multivendor resources into the SDI environment
D. Provides multitenancy that enables consumers to share resources in the SDI environment
正解：C
解説: (Topexam メンバーにのみ表示されます)