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    Free Practice Questions for CompTIA Data+ Certification

    Exam guide version:
    2.0
    Guide checked for updates:
    9 Oct 2026
    Question bank created:
    19 Sep 2026
    Question bank last updated:
    20 Sep 2026

    Study with 340 exam-style practice questions designed to help you prepare for the CompTIA Data+. All questions are aligned with the latest exam guide and include detailed explanations to help you master the material.

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    Exam Details

    Key information about CompTIA Data+

    Official study guide

    View

    Question formats CertSafari offers
    • Multiple choice
    • Matching
    duration:

    90 minutes

    languages:

    English

    retirement:

    Usually three years after launch (estimated 2028)

    launch date:

    October 14, 2025

    exam version:

    V2

    passing score:

    675 (on a scale of 100โ€“900)

    exam series code:

    DA0-002

    number of questions:

    Maximum of 90 (multiple-choice and performance-based)

    recommended experience:

    18โ€“24 months in a data analyst or similar job role, with exposure to databases, analytical tools, basic statistics, and data visualization

    accreditation and benefits:

    ISO accredited by the ANSI National Accreditation Board (ANAB), and mapped to the NICE Framework Data Analyst (IO-WRL-001) work role.

    Exam Topics & Skills Assessed

    Skills measured (from the official study guide)

    1: Data Concepts and Environments

    1.1: Explain data concepts.

    1.2: Identify types of data sources.

    1.3: Identify infrastructure concepts.

    1.4: Identify common data analysis tools.

    1.5: Identify artificial intelligence (AI) concepts.

    2: Data Acquisition and Preparation

    2.1: Given a scenario, use data acquisition methods.

    2.2: Given a scenario, perform data exploration to identify possible inconsistencies with a data set.

    2.3: Given a scenario, perform appropriate data transformation and cleansing techniques.

    3: Data Analysis

    3.1: Given a set of requirements, determine the appropriate communication approach for data analysis.

    3.2: Given a scenario, select the appropriate statistical method or function.

    3.3: Given a scenario, troubleshoot basic issues using the appropriate tool or method.

    4: Visualization and Reporting

    4.1: Given a scenario, use the appropriate visual elements.

    4.2: Given a scenario, use the appropriate delivery or consumption method.

    4.3: Given a scenario, troubleshoot issues using report validation techniques.

    5: Data Governance

    5.1: Explain data management concepts.

    5.2: Summarize concepts related to data compliance.

    5.3: Compare and contrast data privacy and protection practices.

    5.4: Compare and contrast data quality assurance practices.

    Techniques & products

    Database types
    data structures
    file extensions
    data types
    Databases
    APIs
    website data
    files
    logs
    repositories
    Cloud
    on-premise
    storage
    containerization
    Coding environments
    BI software
    analysis platforms
    AI models
    natural language processing
    robotic automation
    Data integration
    queries
    missing values
    duplication
    redundancy
    outliers
    Cleansing
    merging
    parsing
    formatting data
    statistical methods
    charts
    maps
    tables
    design elements
    dashboards
    summaries
    validation
    review
    Documentation
    versioning
    data lineage
    Retention
    audits
    regulations
    Access control
    encryption
    masking
    Profiling
    monitoring
    testing for data quality

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