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Data Querying And AnalysishardMultiple SelectObjective-mapped

DS0-001 Data Querying And Analysis Practice Question

Which TWO of the following actions are considered best practices for maintaining data integrity in a data pipeline?

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

Automated schema validation

Implementing automated schema validation and logging data quality metrics are critical for identifying and fixing issues early.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Automated schema validation

    Why this is correct

    Ensures data matches expected structure.

  • Using only manual entry

    Why it's wrong here

    Manual entry is prone to high error rates.

  • Hardcoding credentials in scripts

    Why it's wrong here

    This is a severe security vulnerability.

  • Ignoring error logs

    Why it's wrong here

    Ignoring logs prevents issue resolution.

  • Logging data quality metrics

    Why this is correct

    Provides visibility into pipeline health.

About these practice questions

This DS0-001 question is part of Courseiva's 216-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 →

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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 CompTIA exam blueprint

This DS0-001 practice question is part of Courseiva's free CompTIA 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 DS0-001 exam.