1) Which of the following is used in BI for analyzing business trends? a) Data visualization b) Word processors 2) Which term refers to the process of extracting patterns from large datasets in BI? a) Data mining b) a) Data painting 3) What is a dashboard in Business Intelligence? a) A set of graphics for games b) A visual interface showing KPIs and metrics 4) OLAP in BI refers to: a) Online Analytical Processing b) Offline Audio Processing 5) Which phase comes immediately before data analysis in the BI process? a) Data interpretation b) Data preparation 6) Which architecture component in BI ensures consistent, cleaned data from multiple sources? a) Web server b) Data warehouse 7) What is the impact of poor data quality in BI? a) Enhanced visualization b) Misleading insights and poor decisions 8) Why is ETL important in BI? a) For transforming and loading accurate data b) For styling charts 9) Which type of system stores historical and consolidated data for BI analysis? a) Email server b) Data warehouse 10) Which is the most suitable tool for visualizing data trends over time? a) Bar chart b) Pie chart 11) BI can help companies by: a) Improving strategic decisions b) Reducing data security 12) Which of the following is NOT a common function of BI tools? a) Video editing b) Data filtering 13) What does OLAP allow users to do? a) Perform complex queries on data cubes b) Send real-time alerts only 14) A good BI system should provide: a) Outdated static reports b) Timely, relevant, and accurate insights 15) Which of the following tools is widely used in Business Intelligence for data visualization? a) Tableau b) MS Word

Introduction to Business Intelligence

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