Data Analyst and Tableau Developer

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Data Analyst and Tableau Developer Interview Questions and Answers

Updated 27 Sep 2024

Q1. What is the main use of padas to the dataset

Ans.

Pandas is used for data manipulation and analysis in Python, providing tools for cleaning, transforming, and analyzing datasets.

  • Pandas allows for easy data manipulation, cleaning, and transformation.

  • It provides data structures like DataFrame and Series for working with tabular data.

  • Pandas can handle missing data, merging and joining datasets, and grouping data for analysis.

  • It integrates well with other libraries like NumPy and Matplotlib for data analysis and visualization.

  • Ex...read more

Q2. What is filter in tableau

Ans.

A filter in Tableau is a feature that allows users to narrow down the data displayed in a visualization based on specified criteria.

  • Filters can be applied to individual worksheets or to the entire dashboard.

  • Users can filter data based on dimensions, measures, or sets.

  • Filters can be set up as quick filters for easy access and manipulation.

  • Examples: filtering sales data by region, filtering customer data by purchase date.

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