CTO Data Strategy & Analytics 3

Question 1

A CTO is evaluating whether to build an internal ML platform or use a managed MLOps service. The strongest argument for building internally is:

Accepted Answer

Unique data security or compliance requirements that cloud vendors cannot meet

Answer

Building internally is justified when regulatory, sovereignty, or security constraints prevent use of external managed services.

Question 2

What is data lineage and why is it critical for a CTO?

Accepted Answer

A record of data's origin, movement, transformation, and consumption across systems

Answer

Data lineage tracks the full lifecycle of data, enabling impact analysis, regulatory compliance, and debugging of data quality issues.

Question 3

An organization wants to monetize its data externally. Which governance concern is most critical?

Accepted Answer

Obtaining proper consent and anonymizing PII before external sharing

Answer

Monetizing data externally requires rigorous privacy protection, consent management, and PII removal to comply with regulations like CCPA and GDPR.

Question 4

Which KPI is most useful for tracking the health of an organization's data quality program?

Accepted Answer

Percentage of critical data fields passing defined quality rules

Answer

Tracking the percentage of data fields passing quality rules directly measures whether data meets the standards required for reliable decisions.

Question 5

A CTO is designing a data retention policy. Which factor should drive retention periods for operational data?

Accepted Answer

The longest retention period required by applicable regulations plus business need

Answer

Retention periods must satisfy the most stringent regulatory requirement that applies, combined with genuine business operational needs.

(CTO) Certified Chief Technology Officer Practice Test