Question
Which of the following data visualization tools would be
best suited for creating interactive dashboards to track real-time business metrics?Solution
Power BI is a powerful business intelligence tool that specializes in creating interactive, visually engaging dashboards. It is particularly advantageous for tracking real-time metrics because it can integrate with multiple data sources, including live databases, to update visualizations instantly as new data comes in. This real-time capability is crucial for business users who need up-to-the-minute insights. Additionally, Power BI offers extensive customization and data transformation features, making it an ideal tool for building sophisticated, responsive dashboards. Option A is incorrect as Matplotlib is mainly used for static plots and lacks interactivity. Option B is incorrect because while Excel has charting capabilities, it is not optimized for real-time or interactive dashboards. Option D is incorrect as Seaborn is primarily a statistical visualization library with static output. Option E is incorrect because ggplot2 is a static visualization tool in R and does not support interactive dashboards.
Which of the following best describes non-random sampling?
Which of the following protocols is widely used for low-power, short-range communication in IoT devices?
Which of the following testing types focuses on validating that a system meets its functional requirements?
Which characteristic of cloud computing ensures resources can be scaled up or down based on user demand?
Why is metadata critical in data management?
In descriptive statistics, which of the following measures is least affected by extreme values (outliers)?
In Power BI, which of the following is the best way to create an interactive report with multiple filters and dynamic charts?
Which IoT communication protocol is lightweight and optimized for constrained devices?
Which method would be most effective in identifying the relationship strength between two continuous variables?
Which condition must be satisfied for Kruskal’s Algorithm to function correctly?