You are designing a two-tiered Dell EMC SC Series solution that will be optimized for performance. You gather the necessary data from Live Optics and find that the read/write ratio is 80:20.
What approach is recommended? Size Tier 1 for 100% of the adjusted IOPS Use distributed adjusted IOPS for all tiers Use distributed adjusted IOPS for Tiers 1 and 2 only Size Tier 2 for 100% of the adjusted IOPS.
You are sizing a new Dell EMC SC Series array. Upon analyzing the Live Optics report, you find the current system has a peak throughput of 4687 MB.
What is the minimum number of 10Gb iSCSI front-end ports required to meet the throughput needs? 8 10 12 16.
What is the Dell EMC best practice for sizing and designing a Dell EMC SC Series solution? Front-end ports required for performance should always meet capacity needs Drive capacity should meet performance needs Size for performance first and capacity second Size for capacity; Data Progression should always meet performance needs.
You plan to schedule a Live Optics sampling with your customer to size a Dell EMC SC Series array. However, the customer wants to postpone the run until the end of the quarter because there could be more activity on the current storage system.
What course of action is recommended? Wait until the end of the quarter and collect a week-long sampling Take a single-day sampling on any given day because that is sufficient in most instances Wait until the end of the quarter and collect a single-day sampling Take a week-long sampling on any given week because that is sufficient in most instances.
A customer site has four NAS servers participating in MetroSync replication. Which Dell EMC Unity feature could reduce failover times? QoS Failover Policy Cabinet Failover SRDF Metro Consistency Groups.
What is a benefit of cross-platform replication between Dell EMC SC Series and Dell PS Series arrays? Leverages existing interfaces Enables replication of volume collections Supports cascade mode for the PS Group Provides active snapshot replication.
Recent legislation requires a government customer to enhance data security by utilizing D@RE with SED drivers and use Level 3 certified security. Which KMS product should be recommended for use with Dell EMC SC Series arrays? Dell EMC CloudLink StorSecure StorMagic Gemalto SafeNet K460 Thales Vormetric VTE.
A customer configures their Live Volume setup for synchronous replication with the High Availability option. They are designing a DR resiliency plan to ensure data integrity in the event of data corruption.
Which Dell EMC SC Series technology should you use? Live Volume with Non-Uniform Presentation Live Volume with Uniform Presentation Synchronous Replication with High Consistency Live Volume with Managed Replication.
You are upgrading a Dell EMC Unity array to a Dell EMC PowerStore 1000 T array. The customer asks what they need to do so they can map PowerStore snapshots from the new PowerStore array to a host.
What should be your response? Create a volume group of the snapshot Create a read/write snapshot of the snapshot Create a copy of the snapshot Create a thin clone of the snapshot.
Which features were introduced in SCOS 7.3? Distributed Sparing and Live Volume ALUA Data-in-Place upgrade for SC4020 and 4K HDD support Unisphere for SC and Live Volume Auto-failover CloudlQ support and Cross Platform Replication.
When enabling a multi-protocol NAS implementation on a Dell EMC PowerStore array, what is required for an end-to-end mapping of a Windows system? Group ID (GID) User ID (UID) Active Directory (AD) Security ID (SID).
A customer has a Dell EMC SC9000 array with six SC420 enclosures running SCOS 7.3. The enclosure configuration is as follows:
✑ Two enclosures have write-intensive SSDs
✑ Four enclosures have read-intensive SSDs
What is recommended as a general guideline for making spare drive assignments? 2 spare drives per shelf Dedicated spares are not required 2 spares per drive type per array 1 spare per drive type per shelf.
The last two drive slots in a Dell EMC PowerStore 3000 are reserved for which type of drive? SAS SSD NVMe NVRAM NVMe SSD NVMe SCM.
What is a key feature of the Dell EMC Future-Proof Storage Loyalty Program for Dell EMC SC Series arrays? 4:1 Performance Guarantee 4 Year Satisfaction Guarantee 4:1 Reduction Guarantee 4:1 Efficiency Guarantee.
What is a characteristic of single-tier Flash on Dell EMC SC Series arrays? Supports both write-intensive and read-intensive SSDs in the same tier Snapshot data is kept on Tier1 in RAID 10 to optimize performance Read only data is migrated to lower tiers when a snapshot is taken Supports either write-intensive or read-intensive SSDs in the same tier.
What storage resources are affected with a refresh option on a Dell EMC PowerStore array? Thin clones and volumes only Snapshots, thin clones, and volumes Thin clones, volumes, and replicas Thin clones and snapshots only.
How many PCI-E lanes are provided for Slot 0 and Slot 1 in Dell EMC Unity XT arrays? 8 for Slot 0; 8 for Slot 1 16 for Slot 0; 16 for Slot 1 8 for Slot 0; 16 for Slot 1 16 for Slot 0; 8 for Slot 1.
What is a consequence of using an 800 GB drive and five 400 GB drives in a Dell EMC Unity XT dynamic pool? A. Extents 9 ג€" 14 are used to create a RAID Group Unisphere short strokes the 800 GB drive to 8 extents Extents 9 ג€" 14 are marked unavailable until more 800 GB drives are added Extents 9 ג€" 14 are marked unavailable and can never be recovered.
A Dell EMC Unity storage administrator needs to build a NAS server configuration to support failover between SPs and NAS resources. What is a term for this configuration? Local Replication IP Multi-tenancy LACP Separate IP Switches.
You are designing a Dell EMC PowerStore solution with a customer. They ask if they can populate Slots 0 to 10 with NVMe SSD drives.
What should be your response? Any drive type can be populated in the remaining slots NVMe SSDs must be populated in the remaining empty slots NVMe SCM drives are required in Slots 0 through 10 NVMe SCM drives must be populated in the remaining empty slots.
When designing a Dell EMC SC Series system, which factors regarding general performance are important to understand? Write size and latency Block size and read size Latency and queue depth Transport and queue depth.
Which Dell EMC SC Series array allows for back-end expansion cards? SCv3000 SC7020 SC5020 SCv3020.
What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 9000 array? Read cache and vaulting Write cache and vaulting Write cache and base OS Read cache and base OS.
When a remove replication operation is performed on a Dell EMC PowerStore array, what happens to the destination storage resource? Is deleted Stays in read/write mode Stays in read-only mode Taken offline.
Which Dell EMC Unity storage array models support NVMe? 380, 880, and 880F 680F, 880, and 880F only 680, 680F, 880, and 880F 380, 380F, and 480F.
A storage administrator wants to do a tech refresh from a legacy EQL system to a new Dell EMC SC Series array. What is needed to correctly size the new array? Latency Peak IOPS information Storage tiers Contract support end date.
What are the two biggest factors that determine IOPS when using SSDs in a Dell EMC SC Series array? Current latency and queue depth Application block size and overall throughput Multi-tenant arrays and tier configuration Read/write percentage and peak workload.
Which QoS options are supported by Dell EMC Unity XT? VMFS Datastore and Storage Pool iSCSI and Attached Snapshot Individual LUN and iSCSI Individual LUN and Group LUN.
At what granularity are blocks deduplicated on a Dell EMC PowerStore array? 4 KB 8 KB 32 KB 64 KB.
For Dell EMC SC Series arrays, what is the minimum percentage of total system IOPS that should be applied to Tier 3 drives? 15% 20% 25% 100%.
What component or feature is provided by both the Dell EMC PowerStore 1000T array and the Dell EMC Unity XT 380 Series array? Container Integration Configured Block with Hypervisor Unified System NVMe disks.
You are designing a Dell EMC Unity solution. You need to predict its expected performance based on workload, number o and type of drives, and RAID protection.
Which design path on the Midrange Sizer should you take? System Designer path Application Oriented path Quick Configuration path Performance Data Input path.
Which encryption algorithm is used for SMB shares on Dell EMC Unity? AES-CCM AES128-GCM AES-CMAC HMAC-SHA256.
How many hierarchical snapshots are supported by Dell EMC Unity? 32 levels deep for LUNs 16 levels deep for file systems 16 levels deep for LUNs 8 levels deep for file systems 16 levels deep for LUNs 16 levels deep for file systems 10 levels deep for LUNs 10 levels deep for file systems.
What provides data analytics for Dell EMC Midrange storage? eLab Advisor Unisphere Central DSM CloudIQ.
A customer asks you about the maximum load of their new Dell EMC SC Series array. Which term should you use in response? MB IOPS CPU Cycles Latency.
A customer wants to expand their Dell EMC Unity Hybrid system, which includes a pool of 64 drives in a RAID 5 (4+1) configuration. What is the minimum number of drives needed to expand the pool? 1 5 6 7.
A customer has invested much time using the Dell PS Series Host Integration Toolkit (HIT) to integrate SAN snapshot protection with Microsoft SQL Server native snapshot technology. The customer expresses concern about whether Dell EMC SC Series cross-platform replication supports that capability.
What should be your response? Recreate integration on the SC Series array and use only SC-to-SC replication for those volumes. Leverage the integration investment and use only PS-to-PS replication on those volumes. Cross-platform replication works with SC Series HIT integrations. Cross-platform replication works with PS Series HIT integrations.
An ISP needs a data storage solution that allows them to set policies over resource usage. The solution needs to support network multi-tenancy while also providing full network failover protection.
What combination of Dell EMC SC Series features meets these requirements? Thin Replication and Storage Profiles VLAN Tagging and QoS Multi-protocol and Live Volume Replication and vVols.
What are characteristics of D@RE on a Dell EMC Unity array? Impacts array only during implementation Has minimal impact on performance Does not impact array during implementation Has some impact on performance for a moment Impacts array for a moment after implementation Has no impact on performance Does not impact array during implementation Has minimal impact on performance.
A customer is managing a Dell EMC SC7020 array running SCOS 7.2. The array is running out of capacity. The customer asks you to begin scoping the system for additional drives. What disk drive redundancy rule applies to 3.84 TB SSDs? Forced Dual Redundancy Default Dual Redundancy Default Single Redundancy Forced Non-Redundancy.
What is a characteristic of tenant traffic on a Dell EMC Unity array? Separated by the associated VLANs at the Linux Kernel layer Separated by the associated subnet providing data separation with increasing security at the network layer Separated by one associated VLAN providing data separation with increasing security at the Linux Kernel layer Separated by the associated subnet at the Linux Kernel layer.
Which feature helps to enable file service High Availability on Dell EMC PowerStore? NAS Network Heartbeat RAID protected disk drives Multiple redundant network ports with system bond Redundant nodes with Live Volume enabled.
Which NVMe SSDs are supported by Dell EMC PowerStore? 960 GB, 1920 GB, 3840 GB, and 7680 GB 3840 GB, 7680 GB, and 15360 GB only 1920 GB, 3840 GB, and 7680 GB only 1920 GB, 3840 GB, 7680 GB, and 15360 GB.
What is a feature of Dell EMC Unity unified snapshots? Delta set extension Copy on First Access Redirect on Write Copy on First Write.
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In Dell EMC PowerStore storage, if the remote cluster has multiple appliances, then what automatically chooses the destination appliance for the resource? Performance Policy Resource Balancer Master appliance Source array.
A Dell EMC PowerStore customer wants to schedule snapshots daily at 6 AM. Which snapshot frequency interval (in minutes) is available? 5 10 20 45.
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Which Dell EMC Midrange storage platforms support NVMe SCM drives? PowerStore T and SC Series only PowerStore T and PowerStore X PowerStore T, Unity XT, and SC Series PowerStore X, Unity XT, and SC Series.
A customer requests a proposal for a new Dell EMC SC Series storage system with the following specifications:
✑ IO type: Random
✑ Existing data: 100 TB
✑ Rate of change: 2 TB per day
✑ Growth rate: 100 GB per day
✑ Snapshot retention: 1 week
What storage capacity should be specified to scope the system with Tier 1 RAID 10 protection? 2.5tb 4.5tb 6.5tb 8.5tb.
A customer wants to provision a file system while creating a NAS server in a Dell EMC PowerStore T system. What information is needed to create the NAS server? FQDN Subnet DNS details WWPN.
A Dell EMC Unity storage administrator has 10 hosts. One of the hosts experiences occasional, huge IO bursts.
What is a best practice for avoiding performance issues during these burst periods? Enabling Quality of Service (QoS) will limit the burst problem Quality of Service (QoS) is enabled by default, so one only needs to configure burst settings Enable Quality of Service (QoS) then limit I/O for the entire FC port Enable Quality of Service (QoS) then configure burst settings.
When sizing a Dell EMC Unity Hybrid array, what are considerations for performance? Workload and hardware bottlenecks Active data and load balancing Drive size and component redundancy General capacity and port utilization.
From which Dell EMC storage system can a Dell EMC PowerStore array natively import data? VNX PowerVault VMAX VNX2.
What is the minimum recommended amount of Flash capacity in a Dell EMC Unity 880 Hybrid pool? 5% 8% 10% 15%.
What is a consideration when sizing a Dell EMC SC Series system for capacity? Read/Write ratio IOPS Page size RAID overhead.
Which file resources are supported with Dell EMC Unity asynchronous replication? File systems and LUNs LUNs and VMFS datastores NAS servers and NFS datastores Consistency Groups and file systems.
To which bus is the Dell EMC Unity 880F DPE connected? 0 49 89 99.
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How are vVol datastores mounted in Dell EMC PowerStore storage during the creation of vVol datastores in the vSphere environment shared by ESXi hosts? Volume Groups Storage containers Storage Groups VMFS datastores.
Which Dell EMC Unity feature provides network high availability with active-passive ports when provisioning File storage for a NAS client? Redundant Interfaces Preferred Interfaces Link Aggregation Fail-safe Networking.
When sizing a Dell EMC Unity Hybrid array, what are considerations for growth? Port utilization and load balancing Cache utilization and hardware bottlenecks Latency and queue depth General capacity and active data.
What is a benefit of restoring data from a Dell EMC Unity snapshot? Can select which Consistency Group members have data restored Supports replication to up to 32 remote systems Enables efficient storage usage with 8 KB block granularity Does not require additional pool storage.
What is the purpose of the NVMe NVRAM drives in a Dell EMC PowerStore 1000 array? Read cache and vaulting Read cache and base OS Write cache and base OS Write cache and vaulting.
When enabling a multi-protocol NAS implementation on a Dell EMC PowerStore array, what is required for an end-to-end mapping of a UNIX system? Security ID (SID) and Active Directory (AD) User ID (UID) and Group ID (GID) Group ID (GID) and Active Directory (AD) Security ID (SID) and User ID (UID).
When designing a Dell EMC Unity 480F solution, what is the maximum number of enclosures and drive slots, per bus? 10 enclosures and 250 drive slots 10 enclosures and 750 drive slots 3 enclosures and 240 drive slots 10 enclosures and 500 drive slots.
What is a consequence of using a 1.6 TB drive and five 400 GB drives in a Dell EMC Unity XT dynamic pool? Extents 9 – 19 are used to create the RAID Group Unisphere short strokes the 1.6 TB drive to 8 extents Extents 9 – 19 are marked unavailable until more 1.6 TB drives are added Extents 9 – 19 are marked unavailable and can never be recovered.
How many replication rules can be applied to a cluster in Dell EMC PowerStore? 16 24 32 64.
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