Data Mapping to Composite Domain Quiz
9 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the two-step process mentioned for cleansing the data?

  • Batch processing and real-time
  • Structured and unstructured
  • Computer-assisted and interactive (correct)
  • Manual and automated

    • How does DQS cleanse the data according to the text?

  • Duplicates all records for validation
  • Deletes all invalid data
  • Applies knowledge base to propose changes (correct)
  • Directly alters the original data

    • What is the role of a data steward in the data cleansing process described in the text?

  • Review the cleansing reports only
  • Monitor the progress of the cleansing activity
  • Make direct changes to the data without validation
  • Create a data quality project and map data fields (correct)

    • Which step comes first in the data cleansing process described in the text?

    <p>Create a data quality project</p> Signup and view all the answers

    What is used to standardize and enrich customer data in the cleansing process according to the text?

    <p>Domain values and rules</p> Signup and view all the answers

    In which type of cleansing process does the data steward select a knowledge base to analyze and cleanse source data?

    <p>Computer-assisted cleansing</p> Signup and view all the answers

    What does a domain rule represent in the context of data cleansing as per the text?

    <p>A condition used to validate, correct, and standardize domain values</p> Signup and view all the answers

    Why is it important to map data fields to appropriate domains in the knowledge base during data cleansing?

    <p>To ensure data accuracy and consistency</p> Signup and view all the answers

    Which step follows creating a data quality project in the data cleansing process according to the text?

    <p>Selecting a knowledge base for analysis</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser