D-ECS-DS-23_passquestion set1.pdf

QUESTION & ANSWER HIGHER QUALITY, BETTER SERVICE Provide One Year Free Update! https://www.passquestion.com  The safer , easier way to help you pass any IT exams. Exam : D-ECS-DS-23 Title : Dell ECS Design 2023 Exam Version : V8.02...

QUESTION & ANSWER HIGHER QUALITY, BETTER SERVICE Provide One Year Free Update! https://www.passquestion.com  The safer , easier way to help you pass any IT exams. Exam : D-ECS-DS-23 Title : Dell ECS Design 2023 Exam Version : V8.02 1 / 26  The safer , easier way to help you pass any IT exams. 1.Which workflow factors must be considered when designing an ECS solution? A. Computing, capacity, and sizing B. Current and future workflows and capacity C. Current and future workflows and features D. Capacity, performance, and features Answer: D 2.When following best practices, what must the solution architect consider when sizing an upgrade for an existing ECS cluster without adding additional nodes? A. Only add drives of the same capacity within the node. B. Replace all the drives with higher capacity drives. C. Add different capacity drives within the node. D. Disable data replication to free up storage space. Answer: A 3.In recommending network separation deployments for an ECS environment, which strategies ensure both security and efficiency? A. Deploying all resources in a single subnet for simplicity B. Using private subnets for database servers and public subnets for web servers C. Implementing network ACLs and security groups for fine-grained access control D. Isolating development, testing, and production environments Answer: BCD 4.What access control mechanisms are crucial for implementing data permissions in an ECS cluster for client access? A. Role-Based Access Control (RBAC) B. Network-based ACLs C. Physical security of the data center D. Identity and Access Management (IAM) policies Answer: AD 5.Which two statements regarding namespaces on ECS are true? (Select 2) A. Multiple namespaces can share access to the same bucket. B. Namespaces provide logical isolation of data. C. Namespaces provide physical isolation of data. D. Multiple namespaces require unique bucket names. Answer: AB 6.Which approach is recommended for managing ECS data lifecycle in a cost-effective manner? A. Storing all data indefinitely, regardless of its value B. Implementing automated data tiering and archival policies C. Manual migration of data to cheaper storage classes as needed D. Using premium storage for all data types to ensure performance Answer: B 2 / 26  The safer , easier way to help you pass any IT exams. 7.What type of information must the technology architect gather during the research process to draft a solution document? A. Stakeholder requirements B. Application compatibility C. Network separation D. User logins Answer: A 8.Which notification server uses an authentication passphrase and can be configured using ECS Management API? A. Syslog B. SRM C. SNMP D. Audit Answer: C 9.A regional small business has multiple remote offices with 25 Windows users. The business wants to have a central repository to archive important files and protect them for seven years. Which ECS utility allows Windows to move files using CIFS protocol to the ECS for archiving and long- term retention? A. GeoDrive B. Grafana C. xDoctor D. S3 browser Answer: A 10.Which network is used for inter-rack communication in a multi-rack ECS appliance? A. private B. public C. private.4 D. public.rack Answer: C 11.Which of the following is NOT an effective method for enhancing the security of an ECS networking solution? A. Implementing strict network ACLs and security group rules B. Using public IP addresses for all instances to ensure accessibility C. Encrypting data in transit using TLS/SSL D. Segregating networks using private and public subnets Answer: B 12.Which local data protection method does ECS use? A. Triple mirroring and erasure coding 3 / 26  The safer , easier way to help you pass any IT exams. B. Erasure coding only C. Double mirroring and erasure coding D. Triple mirroring only Answer: A 13.What two things must be considered when creating a bucket on an ECS cluster? (Select 2) A. Buckets should be created with a unique name within a federation. B. Buckets can be accessed from any VDC belonging to the same replication group. C. Buckets should be created at the VDC closest to the application accessing and updating the objects. D. S3 buckets support NFS and Centera CAS data access. Answer: BC 14.For an ECS deployment requiring frequent data recovery tests, which feature is most beneficial? A. Snapshot and cloning capabilities B. Long-term data archiving without retrieval options C. Single-zone data storage for cost savings D. Manual backup processes to external drives Answer: A 15.For a globally distributed ECS application, which performance factor is crucial to monitor? A. Local workstation CPU usage B. Global Content Delivery Network (CDN) effectiveness C. The office Internet connection speed D. The screen resolution of end-users Answer: B 16.What is the main type of traffic supported by ECS back-end switches in an EX500 cluster? A. Internal Management B. Internal Replication C. Production D. External Answer: A 17.Which metric is least useful for identifying ECS infrastructure issues? A. Disk space availability B. Number of active user sessions C. CPU steal time D. Memory swap usage Answer: B 18.In the context of ECS data management, which configurations are essential for designing resiliency against potential failure scenarios? A. Multi-AZ deployments for critical data B. Single-instance storage for cost-efficiency 4 / 26  The safer , easier way to help you pass any IT exams. C. Regularly tested backup and restore procedures D. Automatic failover mechanisms Answer: ACD 19.ECS enforces multiple policy rules to ensure compliance with SEC 17a-4(f) regulations. Which two policy rules are valid after enabling compliance? (Select 2) A. A compliant bucket can be deleted while it still has objects under retention. B. Retained objects cannot be erased until their retention period expires. C. Retention periods for stored objects can be increased but not decreased. D. Both ECS Appliance and ECS software-only solutions supports policy-based compliance. Answer: BC 20.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. If there is a second site failure that occurs after PSO completed and after data recovery completes, some data may be lost. B. If there is a second site failure that occurs after PSO completed but before data recovery completes, some data may be lost. C. ECS supports recovery from multiple site failures under any condition if the surviving site has sufficient free capacity. D. ECS can recover from multiple site failures if both PSO and data recovery operations complete between the site outages. Answer: BD 21.For a real-time analytics use case on ECS, what are the essential hardware requirements to ensure optimal performance? A. High-frequency CPUs B. Large-scale storage options C. High-bandwidth networking D. Energy-efficient cooling systems Answer: AC 22.For a cloud-native application that requires frequent scaling, which ECS node type is most suitable? A. Fixed-capacity high-memory nodes B. Scalable general-purpose compute nodes C. Single-threaded compute nodes D. Fixed-capacity storage-optimized nodes Answer: B 23.Where is erasure coding applied in ECS? A. To the system index only B. To the metadata chunks only C. To chunks containing object data only 5 / 26  The safer , easier way to help you pass any IT exams. D. To the data tables only Answer: C 24.What is a key benefit of using an Application Load Balancer over a Classic Load Balancer in ECS? A. Simpler and older technology B. Ability to route traffic based on content type C. Limited to HTTP/HTTPS traffic D. Higher costs for small-scale applications Answer: B 25.Which two statements regarding ECS compliance are true? (Select 2) A. Applies only to a namespace containing either CAS or S3 buckets B. Must be enabled when creating a namespace C. Applies only to a namespace containing both CAS and S3 buckets D. Can be enabled on an existing bucket E. Must be enabled when creating a bucket Answer: AB 26.Which of the following is NOT a recommended activity during the solutions design process for ECS? A. Prototyping and testing different configurations B. Ignoring scalability and future expansion needs C. Evaluating security and compliance requirements D. Gathering user feedback and requirements Answer: B 27.Which two actions should be taken during the design phase to ensure that Dell Technologies' hardware and software fulfill the customer's needs? (Select 2) A. Hand-off the solution document to the Solutions Architect. B. Conduct prequalification interview with the end users. C. All key stakeholders should review solution document. D. Analyze the customer environment. Answer: CD 28.In a three-site active Federated ECS system with ADO enabled bucket, what is the correct sequence for an application to perform a read request during a TSO event? A. 1. Load balancer routes read request to one of the sites available. 2. Available site checks for XOR copy on another online VDC. 3. XOR chunks get retrieved from the secondary VDC. 4. XOR chunks are used to reconstruct secondary copy. 5. Application retrieves secondary copy. B. 1. Available site checks for XOR copy on another online VDC. 2. Application retrieves secondary copy. 3. XOR chunks get retrieved from the secondary VDC. 4. XOR chunks are used to reconstruct secondary copy. 6 / 26  The safer , easier way to help you pass any IT exams. 5. Load balancer routes read request to one of the sites available. C. 1. Application retrieves secondary copy. 2. Load balancer routes read request to one of the sites available. 3. Available site checks for XOR copy on another online VDC. 4. XOR chunks get retrieved from the secondary VDC. 5. XOR chunks are used to reconstruct secondary copy. D. 1. Load balancer routes read request to one of the sites available. 2. Application retrieves secondary copy. 3. XOR chunks get retrieved from the secondary VDC. 4. XOR chunks are used to reconstruct secondary copy. 5. Available site checks for XOR copy on another online VDC. Answer: A 29.Which factors should be monitored to ensure optimal ECS performance during peak usage times? A. Temperature of the server room B. Latency and error rates of API calls C. CPU and GPU utilization rates D. Memory allocation and paging rates Answer: BCD 30.When designing a solution on ECS, which of the following node types is best suited for a high- throughput data processing workflow? A. General-purpose compute node B. High Memory node C. GPU-accelerated compute node D. Storage-optimized node Answer: C 31.For an ECS cluster, which protocol is best suited for web-based applications that require secure data transfer? A. HTTPS B. RPC C. FTPS D. Telnet Answer: A 32.What are the two considerations for designing ECS replication groups in an archive solution? (Select 2) A. Fast ingest on EXF900 may speed up the replication process and reduce RPO. B. WAN latency may create performance bottlenecks during remote reads. C. Global replication groups are mandatory in a two or more ECS VDC setup. D. Limit the number of replication groups to reduce indexing overhead. Answer: BD 7 / 26