Data Engineering for ML Quiz - Competitive Exams GCP_ML_Engineer

Free practice quiz: Data Engineering for ML (Competitive Exams GCP_ML_Engineer). 50 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

Sample questions

1. You need to efficiently preprocess a 10 TB dataset in Cloud Storage before training a model. Which service is best for scalable, distributed data processing with built-in ML-friendly transformations?

   1. Cloud SQL
   2. Cloud Dataflow
   3. Cloud Pub/Sub
   4. Cloud Scheduler
   Show answer

   Answer: B. Cloud Dataflow

2. Which BigQuery feature is best for creating a time-series feature table where queries can efficiently filter by date?

   1. Date-partitioned tables
   2. External tables
   3. Clustered tables
   4. Materialized views
   Show answer

   Answer: A. Date-partitioned tables

3. You need to deduplicate records in a large dataset using Apache Beam. Which transform is most appropriate?

   1. GroupByKey
   2. Flatten
   3. Distinct
   4. Combine
   Show answer

   Answer: C. Distinct

4. In Apache Beam, which transform would you use to apply a machine learning model to each element in a PCollection for online predictions?

   1. Combine
   2. GroupByKey
   3. ParDo
   4. Flatten
   Show answer

   Answer: C. ParDo

5. Which BigQuery feature allows you to define and enforce data quality rules on feature tables, such as checking for nulls or range constraints?

   1. BigQuery Data Quality
   2. BigQuery ML
   3. BigQuery Omni
   4. BigQuery BI Engine
   Show answer

   Answer: A. BigQuery Data Quality

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