Oracle Analytics Cloud 2025 Professional Practice Exam 2025: Latest Questions

Your organization wants to enable self-service analytics for business users while maintaining centralized governance over data models. Which Oracle Analytics Cloud component should you primarily leverage?

A data analyst needs to display sales data with a geographic dimension. Which visualization type in Oracle Analytics Cloud is most appropriate for showing regional performance across different countries?

What is the primary purpose of a data flow in Oracle Analytics Cloud?

An administrator needs to control which users can access sensitive financial data in Oracle Analytics Cloud. Which security feature should be implemented?

A business analyst created a calculated field using the formula: CASE WHEN Revenue > 100000 THEN 'High' WHEN Revenue > 50000 THEN 'Medium' ELSE 'Low' END. The field appears in some visualizations but shows errors in others. What is the most likely cause?

Your organization has deployed Oracle Analytics Cloud and needs to integrate it with an existing on-premises Oracle Database. The database is behind a corporate firewall. What component is required to establish this connection?

A data modeler needs to create a calculation that returns cumulative sales over time in the semantic model. Which function category would be most appropriate?

Users report that a dashboard loads slowly, taking over 30 seconds to display. The dashboard contains five visualizations querying a large fact table with 50 million rows. What is the BEST first step to improve performance?

An analytics team wants to implement a machine learning model to predict customer churn using historical data in Oracle Analytics Cloud. They need to prepare features, train multiple models, and compare results. Which OAC capability provides this functionality?

A semantic model contains a fact table (SALES) with a foreign key (PRODUCT_ID) that should join to a dimension table (PRODUCTS) with a primary key (PROD_ID). After creating the join, some sales records show null values for product attributes. What is the most likely issue and solution?

An administrator needs to grant users the ability to create their own workbooks and datasets but restrict them from managing data connections. Which application role should be assigned?

A data analyst notices that their calculated measure using RCOUNT function is returning incorrect results when filters are applied to the visualization. What is the most likely cause of this issue?

When designing a semantic model in Oracle Analytics Cloud, which object type allows you to create pre-aggregated tables to improve query performance for large fact tables?

Your organization wants to embed Oracle Analytics Cloud visualizations into a custom web application using a secure authentication method that doesn't require end users to have OAC credentials. Which embedding approach should you implement?

What is the primary purpose of the Level-Based Measure (LBM) feature in the semantic layer?

A business user wants to create a visualization showing sales trends but exclude outliers that are more than two standard deviations from the mean. Which approach in Oracle Analytics Cloud would accomplish this most efficiently?

Which Oracle Analytics Cloud feature allows you to automatically refresh dataset data on a scheduled basis without manual intervention?

A company needs to implement row-level security where sales representatives can only see data for their assigned territories. The territory assignments change frequently and are stored in a database table. What is the best approach to implement this in Oracle Analytics Cloud?

When configuring a data connection to an on-premises database, which component is required to enable Oracle Analytics Cloud to securely access the database?

A data analyst has created a complex workbook with multiple canvases and wants to improve performance for end users. The workbook includes several visualizations that use the same base calculations. Which optimization technique would provide the most performance improvement?

An organization wants to enable users to ask natural language questions about their sales data in Oracle Analytics Cloud. Which feature should be configured to provide this capability?

A data modeler is creating a semantic layer in Oracle Analytics Cloud and needs to ensure that the Profit calculation (Revenue minus Cost) is consistently used across all analyses. The calculation should be defined once and reused. What is the best approach?

A company has deployed Oracle Analytics Cloud and needs to implement row-level security so that sales managers only see data for their assigned regions. The region assignments are stored in a separate database table that changes frequently. What is the recommended implementation approach?

An analyst creates a visualization showing monthly sales trends, but users report that the chart displays dates in an unexpected format. Where in Oracle Analytics Cloud should the analyst configure the default date and time format for the dataset?

A company is experiencing performance issues with their Oracle Analytics Cloud instance when users access workbooks containing complex calculations on large datasets. After analyzing the situation, the administrator identifies that queries are taking too long to execute. Which combination of approaches would most effectively address this performance issue?