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Operations and SupporthardMultiple SelectObjective-mapped

CV0-004 Operations and Support Practice Question

A company uses AWS and wants to implement structured logging for their applications to improve queryability. Which THREE practices should they follow? (Select THREE.)

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

Include timestamp, severity, and request ID in each log entry

Structured logging uses JSON format, includes key fields, and uses consistent schemas.

Answer analysis

Option-by-option breakdown

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

  • Send all logs to a single S3 bucket without partitioning

    Why it's wrong here

    Unorganized logs hinder queryability; partitioning by date/service helps.

  • Include timestamp, severity, and request ID in each log entry

    Why this is correct

    These fields enable filtering and correlation.

  • Use a consistent schema across all services

    Why this is correct

    Consistency allows unified querying across logs.

  • Write logs in JSON format

    Why this is correct

    JSON is a common structured format that is easy to parse and query.

  • Encrypt log files at rest using AWS KMS

    Why it's wrong here

    Encryption is a security practice, not a structure for querying.

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JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This CV0-004 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 CV0-004 exam.