My Experience and Review of the Elastic Certified Engineer (ECE) Exam – Questions, Answers, and Tips

Background: The author, Ling Xu, took the Elastic Certified Engineer (ECE) exam on March 14, 2024 and received a passing email on the 18th.

ECE Certification: The official exam guide should be read; the exam uses Elasticsearch v8.1, costs $500, allows only one attempt, and consists of 10 hands‑on tasks that can be performed in Kibana.

Exam Outline: The syllabus covers Data Management (defining indices, index templates, dynamic templates, ILM policies, data streams), Searching Data (term/phrase queries, boolean queries, async search, aggregations, cross‑cluster search, runtime fields), Developing Search Applications (highlighting, sorting, pagination, index aliases, search templates), Data Processing (mappings, custom analyzers, multi‑fields, reindex/update‑by‑query, ingest pipelines with Painless scripts, runtime fields), and Cluster Management (shard diagnosis, backup/restore, searchable snapshots, cross‑cluster search configuration, cross‑cluster replication).

Exam Questions: The author lists ten practical tasks, such as creating an ILM policy and data‑stream index template, reindexing with a custom analyzer to remove the stop word “the”, using update‑by‑query with an ingest pipeline to add a concatenated field, defining a runtime field for subtraction and performing a range aggregation, building a multi‑match query with field boosting, writing a cross‑cluster search query with sorting, aggregating to find the airline with the highest average flight distance, registering a shared‑filesystem snapshot repository and creating a snapshot, creating a search template with highlighting and sorting, and writing an asynchronous search with a date histogram and metric aggregations.

Pitfalls: The author notes timing restrictions (exam can start only 15 minutes before the scheduled time), the need for a large screen, camera focus issues with fixed‑focus webcams, copy‑paste shortcut differences on macOS (option + c vs. ctrl + c), occasional UI lag, and an overall exam duration of about 1 hour 20 minutes.

Personal Feelings: Preparation involved reviewing 8.1‑specific features, as older 6.x knowledge was insufficient; the author found the exam straightforward once the exam points were understood and the official documentation was used.

Conclusion: The hands‑on nature of the ECE exam tests fundamental Elasticsearch skills; even with a two‑week review, the author passed confidently.