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Data Governance and Security Flashcards

7 cards from real Data Engineering practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Data Governance and Security flashcards as text

  1. Which encryption approach protects data while it is stored on disk in a data warehouse?

    Answer: Encryption at rest

    Encryption at rest secures data persisted on storage media.

  2. What is the primary purpose of column-level masking in a database?

    Answer: Hide sensitive field values from unauthorized users

    Masking obscures sensitive values so unauthorized users see redacted data.

  3. Which regulation governs the protection of personal data for residents of the European Union?

    Answer: GDPR

    GDPR is the EU's general data protection regulation.

  4. What does the principle of least privilege require?

    Answer: Grant users only the access they need to do their job

    Least privilege limits access to the minimum necessary.

  5. Which technique replaces sensitive values with non-sensitive surrogates that can be mapped back via a secure vault?

    Answer: Tokenization

    Tokenization substitutes data with tokens stored separately.

  6. What is a data catalog primarily used for in governance?

    Answer: Discovering and documenting metadata about data assets

    A data catalog organizes metadata to make data discoverable.

  7. Which standard specifically governs the handling of credit card payment data?

    Answer: PCI DSS

    PCI DSS sets security requirements for payment card data.