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CCSP · Question #64

Which of the following best describes data masking?

The correct answer is B. A method for creating similar but inauthentic datasets used for software testing and user training.. Data masking is a technique used to create realistic but fictitious datasets, primarily for software testing and user training purposes, without exposing actual sensitive information.

Submitted by layla.eg· Apr 18, 2026Cloud Data Security

Question

Which of the following best describes data masking?

Options

  • AA method where the last few numbers in a dataset are not obscured. These are often used for
  • BA method for creating similar but inauthentic datasets used for software testing and user training.
  • CA method used to protect prying eyes from data such as social security numbers and credit card
  • DData masking involves stripping out all similar digits in a string of numbers so as to obscure the

How the community answered

(44 responses)
  • A
    2% (1)
  • B
    93% (41)
  • D
    5% (2)

Why each option

Data masking is a technique used to create realistic but fictitious datasets, primarily for software testing and user training purposes, without exposing actual sensitive information.

AA method where the last few numbers in a dataset are not obscured. These are often used for

This describes partial masking or tokenization, which is a specific technique within data masking, but not its overall best description.

BA method for creating similar but inauthentic datasets used for software testing and user training.Correct

Data masking, also known as data obfuscation, transforms sensitive data into structurally similar but inauthentic versions. This allows developers, testers, and trainers to work with realistic data environments without compromising actual sensitive information, ensuring privacy and compliance while enabling effective development and training activities.

CA method used to protect prying eyes from data such as social security numbers and credit card

While data masking protects data from prying eyes, this description is too broad and does not specify its primary use case of creating inauthentic datasets for non-production environments.

DData masking involves stripping out all similar digits in a string of numbers so as to obscure the

This inaccurately describes the technical process of data masking, which involves replacing or scrambling data rather than stripping out similar digits.

Concept tested: Data masking purpose and definition

Source: https://www.ibm.com/topics/data-masking

Topics

#Data Masking#Data Protection#Test Data Management#Data Obfuscation

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