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Showing 20 results · Page 6 for “storage”. More results are available below.
DELL-ISM · Server infrastructure
…ther. Trace dependencies through electricity, cooling, storage and networking. Plan maintenance and monitoring as well as spare capacity; an unnoticed failed redundant component leaves the s…
DELL-ISM · Storage concepts
Block storage presents volumes to an operating system, file storage organizes shared files and directories, and object storage addresses objects with metadata. The workload determines which …
DP-300 · Database administration
… access pattern A suitable index can reduce scans, but storage and write overhead need consideration.
DP-420 · Database administration
… access pattern A suitable index can reduce scans, but storage and write overhead need consideration.
DP-600 · Microsoft Fabric analytics
An analytics platform connects source ingestion, storage, transformation and reporting. In Microsoft Fabric, identify which item owns each stage and how data reaches downstream consumers. A …
DP-700 · Microsoft Fabric analytics
An analytics platform connects source ingestion, storage, transformation and reporting. In Microsoft Fabric, identify which item owns each stage and how data reaches downstream consumers. A …
DP-800 · Database administration
… access pattern A suitable index can reduce scans, but storage and write overhead need consideration.
DP-900 · Describe core data concepts
…orm text. The classification matters because it drives storage choice: relational databases for structured, document or key-value stores for semi-structured, blob storage for unstructured. H…
DP-900 · Describe core data concepts
…hes and power loss because it is written to persistent storage. NoSQL systems sometimes relax these for scale, choosing eventual consistency. When a question describes a partial update being…
DP-900 · Identify considerations for relational data on Azure
…peed reads. Indexes make lookups faster at the cost of storage and slower writes, and a view is a saved query that presents joined data as if it were a table.
DP-900 · Describe considerations for working with non-relational data on Azure
…lue by its key with very high speed, as in Azure Table Storage or Redis. Document stores hold JSON documents that can be queried by their fields, as in Cosmos DB for NoSQL or MongoDB. Column…
DP-900 · Describe considerations for working with non-relational data on Azure
A storage account contains four services. Blob Storage holds unstructured objects of any size in containers, with block blobs for files, append blobs for logs and page blobs for VM disks. Az…
DP-900 · Describe considerations for working with non-relational data on Azure
Blob Storage prices depend on how often you read data. Hot has the highest storage cost and lowest access cost for frequently used data. Cool is for data accessed infrequently and kept at le…
DP-900 · Describe considerations for working with non-relational data on Azure
Azure Data Lake Storage Gen2 is Blob Storage with the hierarchical namespace enabled, turning flat containers into real directories and files. That allows atomic directory renames, POSIX-sty…
DP-900 · Describe an analytics workload on Azure
…ows, and writes results to Power BI, Cosmos DB, SQL or storage. Spark Structured Streaming in Databricks or Synapse is the code-first alternative. Typical use cases are fraud detection, live…
DP-900 · Describe an analytics workload on Azure
…ata lake stores raw data of any type cheaply in object storage with schema applied on read, ideal for exploration and machine learning but easy to turn into a swamp without governance. A lak…
DataSys+ · Database administration
… access pattern A suitable index can reduce scans, but storage and write overhead need consideration.
GCP-ACE · Cloud operations
…e cannot compensate for broken identity, networking or storage. Worked example A scaling policy adds instances but request failures continue because sessions are stored only on each instance…
GCP-ADP · Google Cloud data pipelines
…dle arriving events and timing uncertainty. Analytical storage serves different access patterns from transactional applications. Define freshness, volume and query needs before selecting the…
GCP-CDL · Digital transformation with Google Cloud
…nfrastructure as a Service gives you virtual machines, storage and networks; you manage the operating system and everything above it. Platform as a Service manages the runtime so you deploy …
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