Validate Reporting Accuracy DA0-001 Practice Questions (Page 1)

Questions 1–5

1. 1expert · hard

   A multinational company produces a monthly revenue report. The report shows revenue in USD, but the underlying data is stored in multiple currencies. The analyst notices that the total revenue for the European region is significantly higher than expected. What is the MOST likely cause of this reporting error?

   • AThe European region's data was duplicated in the report
   • BThe European region's revenue was reported in EUR instead of USD
   • CThe report used the previous month's exchange rates
   • DThe currency conversion rates used were from different dates
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2. 2application · medium

   A logistics company produces two weekly reports: one from the warehouse management system (WMS) and one from the transportation management system (TMS). Both reports include a 'total shipments' metric, but the numbers differ. The WMS reports 5,000 shipments, while the TMS reports 4,850. What is the FIRST step to resolve this discrepancy?

   • ACombine both reports into a single dashboard to hide the discrepancy
   • BInvestigate the definitions of 'shipment' in each system and the data extraction logic
   • CAssume the WMS is correct because it is the primary system
   • DUpdate the TMS report to match the WMS number
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4. 3expert · hard

   A data analyst is building a report on customer churn. The analyst has access to two data sources: a customer database and a support ticket system. The customer database shows a churn rate of 5%, but the support ticket system shows a churn rate of 8%. The analyst needs to determine which source is more reliable. What is the BEST way to evaluate the reliability of these sources?

   • ACompare the data in each source against a known reference, such as a list of active customers
   • BUse the source with the lower churn rate because it is more favorable
   • CAverage the two churn rates to get 6.5%
   • DUse the source with the higher churn rate because it is more conservative
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5. 4foundation · easy

   Which of the following is an example of implementing a feedback loop for reporting?

   • AIncreasing the number of charts in the report.
   • BDeleting old reports from the server to save space.
   • CSending a monthly survey to report users asking about data accuracy and clarity.
   • DChanging the report title to be more descriptive.
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6. 5application · medium

   A healthcare analytics team is building a patient outcomes dashboard. They plan to use data from a new wearable device vendor. Before incorporating this data into the dashboard, what is the MOST important step to ensure reporting accuracy?

   • AAsk the vendor to provide a list of all data fields they collect
   • BEnsure the vendor's data format matches the dashboard's import requirements
   • CRequest a sample dataset from the vendor to test the dashboard's performance
   • DEvaluate the vendor's data collection methodology and compare it with clinical standards
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