DAC DAC Data Governance & Quality

Question 1

Which of the following best defines data governance in the context of data analytics?

Accepted Answer

A framework of policies and processes ensuring data is accurate, available, and secure

Answer

Data governance is a framework of policies, processes, and roles that ensures data is managed as a valuable organizational asset.

Question 2

What is a data steward's primary responsibility?

Accepted Answer

Overseeing data quality and enforcing data policies within a domain

Answer

A data steward is responsible for maintaining data quality, enforcing governance policies, and acting as a subject-matter expert for a specific data domain.

Question 3

Which data quality dimension measures whether data correctly represents real-world values?

Accepted Answer

Accuracy

Answer

Accuracy refers to how well data values reflect the true real-world state of the entity being described.

Question 4

What is a Master Data Management (MDM) system used for?

Accepted Answer

Creating a single, authoritative reference for critical business data entities

Answer

MDM creates a single trusted view of key business entities (like customers, products, or employees) by consolidating data from multiple sources.

Question 5

Which of the following is an example of a data quality issue related to completeness?

Accepted Answer

A customer record has no email address

Answer

Completeness refers to whether all required data attributes are present; a missing email address is a completeness issue.

Data Analytics Certifications (DAC) Practice Test

Data Analytics Certifications (DAC) Practice Test

DAC DAC Data Governance & Quality