DA0-002 Visualization and Reporting Practice Test 15 — 15 Questions

Question 1

A data analyst is reviewing the quality of a sales report before publishing. Which THREE elements should the analyst include to ensure report quality?

Accepted Answer

Data freshness timestamp. Report quality includes documenting when data was last updated, any limitations or assumptions, and the source of the data to ensure transparency and reliability.

Answer

Row-level security settings

Answer

Methodology notes

Question 2

A data analyst frequently receives ad hoc requests for the same type of analysis. Which TWO approaches could reduce the number of ad hoc requests?

Accepted Answer

Create a scheduled report that covers the common analysis. Building self-service capabilities and iterating on feedback to improve scheduled reports can address recurring needs and reduce ad hoc requests.

Answer

Increase data freshness to real-time

Answer

Add more security to the data

Answer

Ignore the requests until they become urgent

Question 3

An operations manager needs to monitor manufacturing line status every 15 minutes to identify bottlenecks. Which type of report should be used?

Accepted Answer

Operational report. Operational reports provide real-time or near-real-time data for monitoring ongoing operations.

Answer

Ad hoc report

Answer

Analytical report

Answer

Scheduled report

Question 4

A data analyst creates a weekly KPI dashboard for executives. The analyst notes that the data is updated as of the previous day. Which report quality element should be included?

Accepted Answer

Data freshness timestamp. Data freshness indicates how recent the data is, which is crucial for interpreting the report's timeliness.

Answer

Data dictionary

Answer

Data lineage

Answer

Row-level security

Question 5

A business analyst needs to explain to a sales director that the reported revenue has a 95% confidence interval of ±2%. Which concept is being communicated?

Accepted Answer

Uncertainty communication. Confidence intervals quantify the uncertainty around a metric, conveying that the true value may vary.

Answer

Data governance

Answer

Single version of truth

Answer

Data lineage

Question 6

A healthcare analyst is creating a report on patient outcomes. To comply with privacy regulations, which action should be taken before publishing?

Accepted Answer

Anonymize personally identifiable information. Anonymizing PII protects patient identities and ensures compliance with privacy laws like HIPAA.

Answer

Include patient names for context

Answer

Provide raw data to all stakeholders

Answer

Aggregate data without anonymization

Question 7

A sales VP wants a quick summary of last month's revenue change and key drivers. Which report section is most relevant?

Accepted Answer

Executive summary. Executive summaries provide high-level numbers and context for quick decision-making.

Answer

Data dictionary

Answer

Methodology notes

Answer

Row-level data

Question 8

A financial analyst is creating a quarterly report compliant with SOX. Which requirement is most critical for the report's audit trail?

Accepted Answer

Audit trail of data changes. SOX requires audit trails to track changes and ensure data integrity for financial reports.

Answer

Row-level security

Answer

Data lineage

Answer

Data dictionary

Question 9

A marketing analyst needs to answer a one-time question about campaign performance for a specific week. Which report type is appropriate?

Accepted Answer

Ad hoc report. Ad hoc reports are designed for unique, on-demand queries.

Answer

Operational report

Answer

Self-service report

Answer

Scheduled report

Question 10

A data analyst is creating a self-service reporting environment. Which data governance practice ensures users see only data relevant to their department?

Accepted Answer

Row-level security. Row-level security restricts data access based on user roles, ensuring users only see authorized data.

Answer

Data lineage

Answer

Data dictionary

Answer

Single version of truth

Question 11

A company's sales report shows revenue of $1.2M, but the calculation method is unclear. What data governance artifact would clarify the definition?

Accepted Answer

Data dictionary. A data dictionary provides clear definitions, calculations, and sources for metrics.

Answer

Audit trail

Answer

Row-level security

Answer

Data lineage

Question 12

A business user wants to explore sales data without relying on the data team. Which report type empowers the user to create their own analysis?

Accepted Answer

Self-service report. Self-service reports allow users to query and analyze data independently using BI tools.

Answer

Ad hoc report

Answer

Operational report

Answer

Scheduled report

Question 13

An analyst recommends a pricing change based on data showing price elasticity. The recommendation includes expected revenue impact. What is this an example of?

Accepted Answer

Data-driven recommendation. Data-driven recommendations follow the structure: evidence -> insight -> recommendation -> expected impact.

Answer

Uncertainty communication

Answer

Self-service analysis

Answer

Executive summary

Question 14

A data analyst notices that two departments report different revenue totals for the same period. Which data governance issue is most likely?

Accepted Answer

Single version of truth. Lack of a single version of truth means data sources are not reconciled, leading to discrepancies.

Answer

Data dictionary

Answer

Data lineage

Answer

Row-level security

Question 15

A data analyst is designing a self-service reporting platform for business users. Which TWO practices will help ensure data consistency and trust? (Select TWO.)

Accepted Answer

Implement a single version of truth. A single version of truth ensures everyone uses the same data, and a data dictionary provides clear definitions.

Answer

Allow users to create their own data sources

Answer

Grant row-level security to all users

Answer

Remove all data lineage tracking