Genesis Data Engineer Interview Questions and Answers

To copy data in add pipeline, use a copy activity in Azure Data Factory.

• Use Azure Data Factory to create a copy activity in a pipeline.

• Specify the source dataset and sink dataset for the copy activity.

• Map the source and sink columns to ensure data is copied correctly.

• Run the pipeline to copy the data from source to sink.

Tableau offers various types of filters including quick filters, context filters, and data source filters.

• Quick filters allow users to easily filter data by selecting values from a list.

• Context filters are applied before other filters, affecting the data visible to subsequent filters.

• Data source filters limit the data available to Tableau by filtering data at the data source level.

• Other types of filters include extract...read more

There are two types of refresh in Tableau: Extract Refresh and Data Source Refresh.

• Extract Refresh: Refreshes the data in Tableau extract, which is a snapshot of data from the original data source.

• Data Source Refresh: Refreshes the data directly from the original data source.

• Examples: Extract Refresh is useful when working with large datasets to improve performance, while Data Source Refresh ensures real-time data upda

Extract connection imports data into Tableau workbook while live connection directly connects to data source.

• Extract connection creates a static snapshot of data in Tableau workbook.

• Live connection directly queries data from the source in real-time.

• Extract connection is useful for large datasets or when offline access is needed.

• Live connection is beneficial for real-time data analysis and dynamic updates.

• Example: Extra...read more