[2024年11月08日] D-CI-DS-23 PDF問題とテストエンジンには265問があります
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質問 # 95
Refer to the exhibit.
Your company is currently using a traditional SAN storage network. The server infrastructure is partially virtualized. There is a public cloud in place that is used to test development and application migration to cloud.
Business requirements:
- Consolidate the network, storage, and compute resources
- Simplify network management and storage provisioning
- Maintain application performance
- A disaster recovery plan to meet RTO / RPO targets
Other considerations:
- All data must be secured at rest and in-flight
- Include an app development platform
Refer to Case 6.
You are sizing the compute capacity in a hyper-converged infrastructure solution. Each node has 55 TB of storage capacity. You have calculated the total cloud storage requirement to be 700 TB.
What is the minimum number of nodes required?
- A. 0
- B. 1
- C. 2
- D. 3
正解：B
質問 # 96
What is a packaged PaaS Solution?
- A. Google App Engine
- B. Microsoft Azure
- C. Apache MESOS
- D. Pivotal Cloud Foundry
正解：D
質問 # 97
Which categories of network traffic should be isolated from inter-host communication and each other?
- A. Logging and messaging
- B. Administration and storage
- C. Messaging and storage
- D. Cloud services and administration
正解：D
質問 # 98
A cloud design includes a software-defined network controller.
Which requirement(s) will this address?
- A. Deploy applications that can programmatically modify zones and deploy LUNs in a SAN
- B. Deploy applications that can programmatically after network behavior
- C. Elastically expand applications programmatically into the public cloud
- D. Programmatically abstract network data for optimal performance in a low bandwidth infrastructure
正解：D
質問 # 99
A cloud design contains multiple hosts that are running a hypervisor. Each host has only two physical 10Gb network adapters. The access layer physical switch ports for each host are configured as trunk ports supporting multiple VLANs.
Each host will support numerous virtual machines. These virtual machines will communicate with other virtual machines using these pre-defined VLANs.
What is a concern when implementing this design?
- A. Network segments will be limited by the maximum number of supported network adapters
- B. Network segments will be limited by the maximum number of supported hosts
- C. Network segments will be limited by the maximum number of supported VLANs
- D. Network segments will be limited by the maximum number of supported trunk ports
正解：C
質問 # 100
What is a fundamental requirement for a cloud-based application development environment?
- A. Avoiding automation and DevOps practices
- B. Manual code deployments
- C. Scalability and elasticity of resources
- D. Limited support for multiple programming languages
正解：C
質問 # 101
An organization wants to deploy applications that can programmatically alter network behavior. In addition, they want to deploy additional network services in real-time.
Which cloud-management component should be included in the design to support this requirement?
- A. Hypervisor Element Manager
- B. Network Management Controller
- C. Software-Defined Network Controller
- D. Virtual Switch Manager
正解：C
質問 # 102
Which additional considerations must a cloud monitoring system address compared to a traditional monitoring system?
- A. Orchestration, elastic workloads, and Data at Rest security
- B. Tenant isolation, orchestration, and elastic workloads
- C. Elastic workloads, Data at Rest security, and tenant isolation
- D. Data at Rest security, tenant isolation, and orchestration
正解：C
質問 # 103
What is a key consideration when designing compute resources in a cloud environment?
- A. Maximizing data storage capacity
- B. Ignoring security measures
- C. Minimizing network bandwidth
- D. Ensuring appropriate CPU and memory resources
正解：D
質問 # 104
As a cloud architect you are working with an organization to choose between a DIY or packaged PaaS Solution.
What is a selection criterion that applies to DIY?
- A. Has a higher cost of licensing and support
- B. Has built-in governance policies
- C. Supports automated configuration
- D. Is a more stable platform
正解：A
質問 # 105
Refer to the exhibit.
Your company recently negotiated several contracts with new customers to use its proprietary eCommerce system. As a result, the scalability of the eCommerce system data is a concern for the Marketing and Sales departments.
Business requirements:
- Application resources must be able to scale up and down quickly
- External customers have protected access to the eCommerce application
- Metrics and reporting to track the use of resources and data
Other considerations:
- Applications are provided through the public cloud
- Address security vulnerabilities for customer data in the cloud
Refer to Case 3.
You are sizing the compute capacity of blade servers in a converged infrastructure solution with the following specifications:
- Number of cores: 12
- Processor speed: 3.1 GHz
- Utilization percentage: 70%
What is the total GHz processing capability of two blade servers?
- A. 31.6
- B. 28.4
- C. 52.0
- D. 75.6
正解：C
質問 # 106
Refer to the exhibit.
Your company recently negotiated several contracts with new customers to use its proprietary eCommerce system. As a result, the scalability of the eCommerce system data is a concern for the Marketing and Sales departments.
Business requirements:
- Application resources must be able to scale up and down quickly
- External customers have protected access to the eCommerce application
- Metrics and reporting to track the use of resources and data
Other considerations:
- Applications are provided through the public cloud
- Address security vulnerabilities for customer data in the cloud
Refer to Case 3.
You are designing a DIY private cloud solution.
What is the recommended way to deploy the cloud infrastructure components quickly?
- A. Match the resource capacity to standard product size
- B. Ensure the IT staff understands the configuration options
- C. Restrict the component choices to within a single vendor
- D. Validate new element compatibility against the SSM
正解：B
質問 # 107
What describes a difference between container hosts and hypervisors?
- A. Container hosts isolate software access to hardware resources inside a virtual machine
- B. Container hosts execute software in an isolated namespace of the host operating system
- C. Container hosts isolate virtual machines in separate kernel instances of the host operating system
- D. Container hosts provide direct access to hardware resources
正解：B
質問 # 108
Why is it important for a cloud architect to use minimal up-front sizing when planning capacity for nodes in a HCI deployment?
- A. Minimal up-front sizing is correlated to lower licensing costs of the HCI deployment
- B. Optimize storage resources by designing only for what is required to run mission critical workloads
- C. Reduce CAPEX costs of the HCI deployment by sizing for only the capacity required
- D. Accommodate the workload of a node that has failed or is under maintenance
正解：D
質問 # 109
What does CI stand for in the context of cloud infrastructure?
- A. Converged Infrastructure
- B. Cloud Integration
- C. Continuous Improvement
- D. Central Integration
正解：A
質問 # 110
As a cloud architect, you are designing a CI solution to ensure that you isolate specific workloads for security.
What should you design for?
- A. High Availability
- B. Fault Tolerance
- C. Redundancy
- D. Multi-tenancy
正解：D
質問 # 111
When designing a CI solution, what switch configuration provides greater network capacity but is complex to manage?
- A. LAN and SAN
- B. SAN and WAN
- C. SAN only
- D. Unified
正解：A
質問 # 112
An organization wants to deploy a service catalog in a private cloud.
What requirements are met by using a service catalog?
- A. Ability for administrators to manage multi-tenancy
- B. Ability for users to measure service performance
- C. Ability for administrators to attach storage pools
- D. Ability for users to aggregate service logs
正解：B
質問 # 113
Refer to the exhibit.
Your company recently negotiated several contracts with new customers to use its proprietary eCommerce system. As a result, the customer base has grown rapidly, which has introduced several challenges and requirements.
Business requirements:
- Applications need to scale quickly
- Metrics and reporting to anticipate business trends and efficient use of resources
- External customers are looking to license the eCommerce application
Other considerations:
- Applications need to be recorded for the public cloud
- Address security vulnerabilities for customer data in the cloud
Refer to Case 1.
You must design the compute scalability functions for your administrator in a Do-It-Your-self private cloud. You want to use manual processes to move services between hosts to avoid outages.
Which method provides this function?
- A. Add more virtual machines to the existing pool
- B. Add resources to the existing servers in the compute pool
- C. Define storage limits in a consumption pool
- D. Define a compute pool as known unit of consumption
正解：C
質問 # 114
An organization plans to deploy many cloud-native applications that will generate a considerable amount of east-west traffic. The cloud-native applications will be deployed on hosts running hypervisors.
Why would distributed routers be considered in this design?
- A. Protect against a physical router failure
- B. Improve network performance between hosts
- C. Enable network segment
- D. Minimize Internet traffic
正解：B
質問 # 115
A cloud architect is designing a hybrid cloud for an organization. A requirement for this environment is for federated access to both cloud provisioning APIs.
What must be configured between both cloud providers' authentication mechanisms?
- A. Shared super-user account
- B. Identical accounts
- C. Trust relationship
- D. IPsec VPN
正解：C
質問 # 116
You are creating a cloud infrastructure design for an organization. You learn that, for compliance reasons, the organization needs to maintain a separate set of infrastructures for certain deployed services.
Which part of the design will be impacted by this requirement?
- A. Number of service catalogs
- B. Number of compute pools
- C. Service catalog sizing
- D. Over-commitment ratio
正解：B
質問 # 117
Which cloud service model is typically associated with Platform as a Service (PaaS)?
- A. Function as a Service (FaaS)
- B. Infrastructure as a Service (IaaS)
- C. Platform as a Service (PaaS)
- D. Software as a Service (SaaS)
正解：C
質問 # 118
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