Wipro Junior Data Analyst Interview Questions and Answers

Q1. What are the available data types in sql
Ans. 
The available data types in SQL include numeric, character, date/time, and boolean types.
• Numeric data types include integer, decimal, and floating-point types.

• Character data types include char, varchar, and text types.

• Date/time data types include date, time, datetime, and timestamp types.

• Boolean data type represents true or false values.
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Q2. What are the joins available in SQL
Ans. 
Joins are used to combine rows from two or more tables based on related columns.
• INNER JOIN: Returns records that have matching values in both tables.

• LEFT JOIN: Returns all records from the left table and the matched records from the right table.

• RIGHT JOIN: Returns all records from the right table and the matched records from the left table.

• FULL JOIN: Returns all records when there is a match in either left or right tab...read more
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Q3. What is Power bi
Ans. 
Power BI is a business analytics tool that provides interactive visualizations and business intelligence capabilities.
• Power BI is a Microsoft product used for data analysis and visualization.

• It allows users to connect to various data sources and create interactive reports and dashboards.

• Power BI offers a wide range of visualizations, such as charts, graphs, and maps, to present data in a meaningful way.

• Users can perfor...read more
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There are 3 section first one us english second one is aptitude and third one is quantitative ....and if we selected in this there is a wet test based on one topic

Q1. Basics of c Coding
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Q1. About Strength Relocate
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Detailed aptitude test was very lengthy but I have done it nicely.

Detailed aptitude test was very lengthy but I have done it nicely.

Q1. Where do you see your self after 5 years?
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Q2. How much salary do you want?
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