Data Quality (Accuracy) CDPSE Practice Questions (Page 5)

Questions 21–25

1. 21expert · hard · select all that apply

   A privacy team is evaluating the data quality of a customer database. They find that some records have missing phone numbers, some have phone numbers in different formats, and some phone numbers belong to other customers. Which data quality dimensions are affected? (Select all that apply.)

   • ATimeliness
   • BConsistency
   • CAccuracy
   • DValidity
   • ECompleteness
   Check answers Discussion Select an answer first
2. 22foundation · easy

   Which data quality dimension refers to the degree to which data represents the real-world entity or event it is supposed to reflect?

   • AConsistency
   • BAccuracy
   • CTimeliness
   • DCompleteness
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   When assessing the accuracy of customer addresses in a database, what is the best reference to use?

   • AThe database schema definition
   • BA recent customer survey or official postal records
   • CThe data entry guidelines used by staff
   • DThe backup copies of the same database
   Reveal Solution Discussion Select an answer first
5. 24foundation · easy

   Which control is most effective for preventing inaccuracies at the point of data entry?

   • APerforming periodic data cleansing
   • BRestricting access to the database to only the database administrator
   • CImplementing validation rules and input masks in the data entry application
   • DConducting annual data quality audits
   Reveal Solution Discussion Select an answer first
6. 25foundation · easy

   Which process is designed to correct inaccuracies that have already been introduced into a data set?

   • AData masking
   • BData retention
   • CData encryption
   • DData cleansing
   Reveal Solution Discussion Select an answer first