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EMC D-ECS-DS-23 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| ECS Solution Design Monitoring and Performance | 20% | - Capacity and lifecycle management - Troubleshooting and optimization - Monitoring tools and metrics - Performance planning and sizing |
| ECS Solution Design Networking | 20% | - Security and access control - Load balancer types and deployment methods - Network design for use cases and requirements - Network separation and segmentation |
| ECS Solution Design Data Management | 20% | - Storage abstractions configuration - Multi-site resiliency strategies - Replication and disaster recovery design - Data protection and erasure coding |
| ECS Solution Design Cluster Access | 20% | - API and protocol support - Multi-tenancy and namespace design - Application integration patterns - Authentication and authorization |
| ECS Solution Design Platform Architecture | 20% | - End-to-end solution design process - Node type identification and selection - ECS core architecture and components - Hardware requirements determination |
EMC Dell ECS Design 2023 Sample Questions:
Which metric is least useful for identifying ECS infrastructure issues?
- A. Number of active user sessions
- B. CPU steal time
- C. Disk space availability
- D. Memory swap usage
Correct Answer: A 🗳️
When designing an ECS networking solution for a high-traffic web application, which of the following would be a primary consideration?
- A. The color scheme of the network cables
- B. Office network's Wi-Fi password complexity
- C. The brand of physical routers and switches
- D. Load balancing across multiple compute nodes
Correct Answer: D 🗳️
A customer is required to keep three copies of data by government regulation. They have questions about ECS recoverability from multiple site failures.
Which two statements are true regarding multiple site failures? (Select 2)
- A. ECS supports recovery from multiple site failures under any condition if the surviving site has sufficient free capacity.
- B. If there is a second site failure that occurs after PSO completed and after data recovery completes, some data may be lost.
- C. ECS can recover from multiple site failures if both PSO and data recovery operations complete between the site outages.
- D. If there is a second site failure that occurs after PSO completed but before data recovery completes, some data may be lost.
Correct Answer: C,D 🗳️
Which is true regarding access to data in multiple namespaces?
- A. Only an S3 IAM user can be given access to multiple namespaces.
- B. Different authentication providers can authenticate the object user for the different namespaces.
- C. The system administrator can access objects on any namespace.
- D. The namespace administrator can give a traditional object user access to multiple namespaces.
Correct Answer: A 🗳️
Which protocols can natively access objects that are written to ECS by the NFS protocol
- A. CAS and S3
- B. S3 and Swift
- C. CIFS and S3
- D. Swift and CIFS
Correct Answer: B 🗳️
Roberta -
Some new questions but it still enough to pass. Most questions and answers are valid. It is worth it.