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| Section | Weight | Objectives |
|---|---|---|
| PowerMax Family and Architecture | 15% | - PowerMax Models and Features
|
| Data Services and Business Continuity | 25% | - Local and Remote Protection
|
| Cyber Resilience and Security | 10% | - Security Features
|
| PowerMax Solution Design | 35% | - Sizing and Planning
|
| Management and Monitoring | 15% | - Management Tools
|
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NEW QUESTION # 18
A customer has requested your assistance with planning their future data centers in both their primary and secondary locations, both of which will be residing in the state of New York.
Which two SRDF topologies are valid for this two-site configuration? (Choose two.)
Answer: A,B
Explanation:
When designing resilient multi-site or tiered business continuity frameworks over enterprise distances using Symmetrix Remote Data Facility (SRDF) solutions, architectures are classified based on the directional flow of data across replication endpoints. The design criteria specified outlines a regional replication strategy spanning primary and secondary data center locations within the state of New York. Within the official PowerMax design curriculum, both Concurrent and Cascaded configurations represent valid structural building blocks used to implement high-availability replication topologies.
A Concurrent SRDF topology links a single primary source (R1) device on the production array to two separate remote target (R2) devices simultaneously and independently across different physical array locations. Conversely, a Cascaded SRDF topology establishes a linear, tiered connection string where the primary source R1 replicates data to an intermediate site containing a combination R21 device, which then acts as a local source to cascade the data down to a tertiary remote R2 site. While these replication models can incorporate a third array footprint to facilitate advanced multi-hop synchronization and out-of-region protection (such as SRDF/Star automated routing models), they are fundamentally deployed to manage cross- site replication requirements between a customer's primary and secondary facilities.
References/Topics: Dell PowerMax Design Course Guide, SRDF Topology Frameworks, Concurrent vs.
Cascaded Replication Rules, Disaster Recovery Infrastructure Design.
NEW QUESTION # 19
Which deduplication methods are supported for VMAX All Flash?
Answer: D
Explanation:
Reference: https://www.delltechnologies.com/asset/el-gr/products/storage/industry-market/h17072-data- reduction-with-dell-emc-powermax.pdf (7)
NEW QUESTION # 20
A customer is planning to purchase a PowerMax 8000 system with the zEssentials software package. The environment needs to have the ability to rapidly recover from large scale logical corruption using TimeFinder SnapVX.
Which optional software should be recommended to fulfill the requirement?
Answer: D
Explanation:
Reference: https://www.gotomojo.com/wp-content/uploads/2019/07/Dell-VMAX-All-Flash-Product-Guide.
pdf
NEW QUESTION # 21
An application is protected with SRDF/A with a fast and reliable replication link.
How should the minimum cycle time be set to provide minimal data loss?
Answer: B
Explanation:
Symmetrix Remote Data Facility / Asynchronous (SRDF/A) manages long-distance remote replication by buffering incoming host writes into memory structures known as delta sets. The asynchronous workflow operates using a multi-stage cycling mechanism: while the primary array accumulates active host writes into the current "capture" set, the data from the previous cycle is actively transmitted across the SAN fabric inside the "transmit" set, and the oldest data block sequence is written to physical media within the target array's
"apply" set.
The frequency at which these delta sets switch roles is governed by the minimum cycle time configuration. In an enterprise environment featuring a fast, highly reliable replication network with sufficient bandwidth to prevent delta accumulation backlogs, the Recovery Point Objective (RPO) can be minimized by lowering this interval. Under modern PowerMaxOS microcode architectures, the absolute baseline minimum cycle time that can be legally configured for an active SRDF/A session is 3 seconds . Configuring the system to this 3- second limit forces the array controllers to cycle and flush delta sets at the fastest supported operational threshold, keeping data loss metrics exceptionally low during an unexpected primary site failure.
References/Topics: Dell PowerMax Design Course Guide, SRDF/Asynchronous Delta Set Architecture, Cycle Time Parameter Adjustments, RPO Optimization and Planning.
NEW QUESTION # 22
A single node pair PowerMax 8500 system is configured with 768 GB DRAM + 1 TB PMEM. The array requires a PMEM upgrade.
What is the only available PMEM upgrade option for this PowerMax configuration?
Answer: B
Explanation:
The Dell PowerMax 8500 system utilizes a sophisticated cache sub-system architecture combining volatile Dynamic Random-Access Memory (DRAM) for metadata processing and front-end I/O transactions with non- volatile Persistent Memory (PMEM) for high-performance, permanent cache structures. In PowerMaxOS 10 configurations, memory tiers are strictly paired into discrete, validated hardware profiles per node pair to maintain optimal memory locality, deterministic system performance, and symmetric dual-cast data mirroring over the PCIe interface.
When an array is initialized with the baseline configuration of 768 GB DRAM and 1 TB PMEM per node pair, the official Dell architecture upgrade paths dictate strict scaling matrix options. To scale out cache capacity non-disruptively while preserving the existing 768 GB DRAM layer footprint, the architecture permits a granular incremental upgrade that specifically doubles the underlying PMEM capacity. The only valid, engineered upgrade configuration path available within this memory tier blueprint scales the persistent tier directly from 1 TB to 2 TB of PMEM, resulting in a target configuration of 768 GB DRAM + 2 TB PMEM. Other options, such as scaling to 1.5 TB, 3 TB, or 4 TB PMEM, are either invalid capacity points for this specific DRAM base or require an asymmetric replacement of the physical memory modules, which is unsupported.
References/Topics: Dell PowerMax Design Course Guide, PowerMax 8500 Cache Architecture, Types of Cache Memory, Non-Disruptive Cache Upgrades.
NEW QUESTION # 23
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