Top 10 Business Intelligence Interview Questions and Answers
Updated 1 Dec 2024
Q1. What is the underlying principle of cascading, explain an example of KPIs, diff between report, dashboard and app, why is calculate imp over other DAX functions, when sharing a dashboard with other users, what...
read moreThe underlying principle of cascading is the flow of information from higher to lower levels. KPIs are measurable values that indicate performance. Report, dashboard, and app differ in their level of interactivity. CALCULATE is important in DAX for its ability to modify filter context. When sharing a dashboard, roles can be assigned to control access. The star schema is preferred for data modeling due to its simplicity and performance benefits.
Cascading involves the flow of i...read more
Q2. How would u use business intelligence to implement up sell and cross sell?
Business intelligence can be used to identify patterns and trends in customer behavior, allowing for targeted up sell and cross sell strategies.
Analyze customer data to identify common purchasing patterns and preferences
Use predictive analytics to anticipate customer needs and offer relevant products or services
Implement personalized marketing campaigns based on customer data
Track the success of up sell and cross sell strategies and adjust as needed
Provide sales teams with re...read more
Q3. How to check the performance of BI Report
Performance of BI Report can be checked by analyzing response time, data accuracy, user feedback, and system resource usage.
Analyze response time to ensure reports load quickly
Verify data accuracy by comparing with source data
Collect user feedback to identify any issues or improvements needed
Monitor system resource usage to ensure optimal performance
Q4. How will you get the data into the BI
Data can be extracted from various sources like databases, APIs, flat files, etc. and transformed using ETL tools before loading into BI.
Identify data sources and their accessibility
Choose appropriate ETL tool for data extraction and transformation
Design data model and schema for BI
Load data into BI using ETL tool
Validate and verify data accuracy and completeness
Q5. What are the pros of BO
Some pros of SAP BO include powerful reporting capabilities, user-friendly interface, and integration with other SAP products.
Powerful reporting capabilities allow for in-depth analysis of data
User-friendly interface makes it easy for users to navigate and create reports
Integration with other SAP products ensures seamless data flow and consistency across platforms
Q6. Explain traps in sap bo
Traps in SAP BO are common mistakes or issues that users may encounter while working with the software.
Traps can include incorrect data mappings leading to inaccurate reports
Traps can also involve using incorrect formulas or functions in reports
Another trap is not properly setting up security permissions, leading to unauthorized access to sensitive data
Q7. Differentiate among different BI tools.
Different BI tools have varying features and capabilities for data analysis and reporting.
BI tools like Tableau, Power BI, and QlikView offer interactive visualizations and dashboards.
SAS and IBM Cognos provide advanced analytics and predictive modeling capabilities.
MicroStrategy and Oracle BI offer robust reporting and ad-hoc query capabilities.
Google Data Studio and Microsoft Excel are popular for their ease of use and data manipulation features.
Each BI tool has its own str...read more
Q8. How to creat BIP Reports?
BIP Reports can be created using Oracle Business Intelligence Publisher (BIP) by designing templates and data models.
Design report layout using BIP Template Builder
Create data model using BIP Data Model Editor
Upload data model and template to BIP server
Run report using BIP Report Viewer
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Q9. Exposure to BI and application
I have extensive experience working with BI tools such as Power BI and have developed applications that utilize BI data.
Developed interactive dashboards using Power BI to visualize data trends
Integrated BI solutions with applications to provide real-time insights
Utilized SQL queries to extract and manipulate data for BI reporting
Worked on projects where BI data was used to drive business decisions
Q10. BIP VS OTBI difference
BIP is for operational reporting, OTBI is for ad-hoc analysis
BIP (Business Intelligence Publisher) is used for operational reporting, providing pre-built reports and templates
OTBI (Oracle Transactional Business Intelligence) is used for ad-hoc analysis, allowing users to create their own reports and dashboards
BIP is more structured and suited for scheduled, repeatable reports, while OTBI is more flexible and suited for on-the-fly analysis
Example: BIP can be used to generate m...read more
Q11. Storage modes in BI
Storage modes in BI refer to how data is stored and accessed in a business intelligence system.
Storage modes include in-memory, MOLAP, ROLAP, and HOLAP.
In-memory storage mode stores data in the system's RAM for faster access.
MOLAP (Multidimensional OLAP) stores data in a multidimensional cube for complex analysis.
ROLAP (Relational OLAP) directly accesses data from relational databases for real-time reporting.
HOLAP (Hybrid OLAP) combines the features of MOLAP and ROLAP for imp...read more
Q12. How can tables be imported and joined in Business Objects
Tables can be imported and joined in Business Objects using the Universe Design Tool.
Create a universe in the Universe Design Tool
Import tables from different data sources
Define joins between the tables based on common fields
Use aliases to link tables with different names but similar data
Test the joins to ensure data integrity
Q13. WHAT ARE THE AVAILABLE FILTERS PRESENTS IN BI reports n what r they ?at report level and at query level?
BI reports have filters at both report level and query level.
Report level filters allow users to filter data within the report itself.
Query level filters are applied to the underlying data source before the report is generated.
Common filters include date filters, dimension filters, and measure filters.
Report level filters can be applied to specific visualizations or the entire report.
Query level filters can be used to limit the data retrieved from the database.
Examples of fil...read more
Q14. BI Report development steps
BI report development involves several steps from data gathering to report deployment.
Gather requirements from stakeholders
Identify data sources and extract data
Transform and clean data
Design report layout and visualizations
Develop report using BI tools
Test and validate report
Deploy report to production environment
Q15. Row Level Security Difference between Drill through and drill down filter
Drill through filter is used to navigate to a detailed report while drill down filter is used to view more granular data within a report.
Drill through filter allows users to navigate to a more detailed report by clicking on a specific data point.
Drill down filter allows users to view more granular data within a report by expanding a specific data point.
Row level security is a feature that restricts access to specific rows of data based on user roles or permissions.
Q16. What isa schedule refresh
Schedule refresh is a feature in Power BI that automatically updates data at specified intervals.
Allows users to set up a schedule for data refresh in Power BI Service
Ensures that reports and dashboards always display the most up-to-date information
Can be configured to refresh data from various data sources such as SQL databases, Excel files, etc.
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