Network_Appliance
NS0-157 · Question #46
NS0-157 Question #46: Real Exam Question with Answer & Explanation
The correct answer is D: Scale out. Scale out is the standard term for expanding a storage cluster by adding more nodes or storage systems, which is a core value proposition of clustered architectures.
Question
Which term is used to highlight that a storage administrator can add more than 2 storage systems to a cluster?
Options
- AScale up
- BScale horizontal
- CScale vertical
- DScale out
Explanation
Scale out is the standard term for expanding a storage cluster by adding more nodes or storage systems, which is a core value proposition of clustered architectures.
Common mistakes.
- A. Scale up refers to increasing the resources of existing systems (adding more drives, memory, or CPUs to existing nodes), not adding new systems to the cluster.
- B. Scale horizontal is not a recognized or standard industry term for describing this type of expansion in storage architecture.
- C. Scale vertical is synonymous with scale up - it means adding resources to existing infrastructure rather than adding new nodes or systems to the cluster.
Concept tested. Scale-out storage cluster horizontal expansion terminology
Reference. https://docs.netapp.com/us-en/ontap/concepts/high-availability-pairs-concept.html
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