GCP-ADP Data Preparation And Ingestion Practice Question
You are using BigQuery and need to query a large dataset that is partitioned by day. Which clause should you always include for efficiency?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
WHERE clause on the partition column
Including a filter on the partition column (e.g., _PARTITIONDATE or a specific date column) avoids full table scans.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
WHERE clause on the partition column
Why this is correct
This filters the partition and saves on costs.
- ✗
ORDER BY
Why it's wrong here
This does not reduce scan costs.
- ✗
LIMIT
Why it's wrong here
LIMIT does not reduce the data scanned in BigQuery.
- ✗
GROUP BY
Why it's wrong here
This does not reduce scan costs.
About these practice questions
This GCP-ADP question is part of Courseiva's 205-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Google Cloud exam blueprint
This GCP-ADP practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the GCP-ADP exam.