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Which HTTP method is used to retrieve cluster health information via the Elasticsearch REST API?

easy🧠 Conceptual Q2 of Q15
Elasticsearch - Cluster Management
Which HTTP method is used to retrieve cluster health information via the Elasticsearch REST API?
AGET
BPOST
CPUT
DDELETE
Step-by-Step Solution
Solution:

  1. Step 1: Recall REST API methods for data retrieval

    GET is used to fetch data without changing it.

  2. Step 2: Apply to Cluster Health API

    The Cluster Health API uses GET to retrieve cluster status information.

  3. Final Answer:

    GET -> Option A

  4. Quick Check:

    HTTP method for retrieval = GET [OK]
Quick Trick: Use GET to fetch cluster health info [OK]
Common Mistakes:
MISTAKES
  • Using POST instead of GET
  • Confusing PUT or DELETE with retrieval
  • Not knowing REST method conventions

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