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350-901 · Question #15
350-901 Question #15: Real Exam Question with Answer & Explanation
The correct answer is B: Time Series database. Model-driven telemetry produces streams of timestamped metric data, which time series databases are specifically designed to store and query efficiently.
Infrastructure and Automation
Question
Which data type should be used to store data received from model-driven telemetry?
Options
- ABigQuery database
- BTime Series database
- CNoSQL database
- DPostgreSQL database
Explanation
Model-driven telemetry produces streams of timestamped metric data, which time series databases are specifically designed to store and query efficiently.
Common mistakes.
- A. BigQuery is an analytical data warehouse optimized for batch queries on large datasets, not for continuous high-frequency telemetry ingestion.
- C. NoSQL databases are general-purpose document or key-value stores and lack the time-indexed optimization required for streaming telemetry data.
- D. PostgreSQL is a relational database not natively optimized for time-series ingestion patterns, high write throughput, or automatic data expiration typical in telemetry use cases.
Concept tested. Time series database for model-driven telemetry
Reference. https://developer.cisco.com/docs/model-driven-telemetry/
Topics
#Model-driven telemetry#Time Series database#Data storage#Network monitoring
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