A storage administrator must configure replication from a production Dell Unity XT 680F to an offsite DR Dell Unity XT 480. Block resources must be replicated without data loss if the production site becomes unavailable. File resources can be replicated with an acceptable amount of data difference on the destination.What replication configuration meets the requirements?
Answer(s): B
To meet the requirements, the replication connection mode must be set to Both, which allows both synchronous and asynchronous replication sessions to be configured on the same connection. This way, block resources can use synchronous replication, which ensures zero data loss, and file resources can use asynchronous replication, which allows some data difference on the destination. Setting Unisphere resource filtering to All is not necessary, as it only affects the display of resources in the Unisphere GUI. Setting an RPO of 0 on the synchronous replication sessions is redundant, as synchronous replication always has an RPO of 0. Configuring the replication interfaces on the 4-port mezzanine card is not relevant, as it only affects the performance and availability of the replication network.
[Dell EMC Unity: Replication Technologies], [Dell EMC Unity: Unisphere Overview]
Which disk format is recommended when deploying Dell UnityVSA OVA?
Answer(s): C
When deploying Dell UnityVSA OVA, the recommended disk format is Thick Provision Eager Zeroed, which allocates and zeroes out all the space for the virtual disks at the time of creation. This ensures better performance and avoids potential issues with thin provisioning on the underlying storage. Thin Provision and Thick Provision Lazy Zeroed are not recommended, as they may cause performance degradation and unexpected out-of-space errors.
[Dell EMC UnityVSA Installation Guide], [Dell EMC UnityVSA Best Practices Guide]
What is the result of enabling Data Reduction on a LUN in a consistency group containing three LUNs?
Answer(s): D
Data Reduction is a feature that reduces the amount of physical storage space required to store user data on a LUN. Data Reduction is enabled at the LUN level and applies to all the data in the LUN, including snapshots and thin clones. Data Reduction consists of two components: compression and deduplication. Compression reduces the size of data blocks by removing redundant information, while deduplication eliminates duplicate blocks across the LUN. When Data Reduction is enabled on a LUN, all writes to the LUN will go through the Data Reduction logic before being written to the storage pool. If the LUN is part of a consistency group, Data Reduction will be enabled on all the LUNs in the consistency group, and all writes to any LUN in the group will go through the Data Reduction logic. This ensures that the data in the consistency group is consistent and protected by the same Data Reduction settings.
Dell EMC Unity: Data Reduction OverviewDell EMC Unity: Data Reduction Configuration and Best Practices
Into what size slices is the LUN partitioned for RAID extents?
A LUN is a logical unit of storage that is presented to a host as a SCSI device. A LUN is composed of one or more RAID extents, which are the smallest units of storage that can be allocated to a LUN. A RAID extent is a slice of a RAID group that is used to store user data and parity information. The size of a RAID extent depends on the RAID type and the drive type of the RAID group. For example, a RAID 5 extent on a SAS drive is 128 MB, while a RAID 6 extent on a NL-SAS drive is 256 MB. The LUN is partitioned into slices that match the size of the RAID extents, and each slice is mapped to a RAID extent from a RAID group in the storage pool. The LUN slices are distributed across multiple RAID groups to improve performance and availability.
Dell EMC Unity: Storage Pools and RAID GroupsDell EMC Unity: LUN Management
What is a characteristic of FAST VP?
FAST VP (Fully Automated Storage Tiering for Virtual Pools) is a feature that automatically moves data within a storage pool based on the performance requirements and access patterns of the data. FAST VP data relocation runs in the background according to a user-defined schedule and rate. The schedule determines when the data relocation starts and ends, and the rate determines how much system resources are used for the data relocation. Users can set the Fast VP data relocation rate to High, Medium, Low, or None. High means that the data relocation has the highest priority and uses the most system resources, while None means that the data relocation is disabled. Fast VP data relocation does not run at all times, but only during the scheduled window. Fast VP optimizes data placement by moving 256 MB slices between disk tiers, not 1 GB slices. Users cannot enable or disable FAST VP at the LUN level, but only at the storage pool level.
[Dell EMC Unity: FAST Technology Overview], [Dell EMC Unity: Storage Pools and RAID Groups]
Share your comments for Dell D-UN-DY-23 exam with other users:
good questions
looking forward to the real exam
good ones for exam preparation
this is a good experience
hi everyone
waiting for the dump. please upload.
upload cks exam questions
awesome training material
where is dump
q. 289 - the correct answer should be b not d, since the question asks for the most secure way to provide access to a s3 bucket (a single one), and by principle of the least privilege you should not be giving access to all buckets.
please i need if possible h12-831,
good collection of questions and solution for pl500 certification
i would like to appear the exam.
i am very happy as i cleared my comptia a+ 220-1101 exam. i studied from as it has all exam dumps and mock tests available. i got 91% on the test.
need this dump
its really good to eventuate knowledge before appearing for the actual exam.
this is great
please i want the questions to pass the exam
i need to pass exam
great, i appreciate it.
please could you upload (isc)2 certified in cybersecurity (cc) exam questions
good questions, wrong answers
im preparing for exams
question no: 42 isnt azure vm an iaas solution? so, shouldnt the answer be "no"?
im study azure
i need this now
i took the aws saa-c03 test and scored 935/1000. it has all the exam dumps and important info.
well explained
i got the full version and it helped me pass the exam. pdf version is very good.
provide the download link, please
please upload thank.
please can you share 1z0-1055-22 dump pls
i will wait impatiently. thank youu