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I applied via Referral and was interviewed in May 2021. There were 3 interview rounds.
Append and Merge are two methods used to combine data from multiple sources into a single dataset.
Append adds new rows to an existing dataset.
Merge combines two or more datasets based on a common column or key.
Append is useful when adding new data to an existing dataset, while Merge is useful for combining datasets with related information.
Example: Appending new sales data to an existing sales dataset.
Example: Merging ...
I applied via Referral and was interviewed before Dec 2020. There were 3 interview rounds.
I appeared for an interview in Aug 2016.
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posted on 10 Nov 2021
Filters in Tableau and SQL are used to narrow down data based on specific criteria.
Filters in Tableau can be applied to individual worksheets or the entire dashboard
SQL filters can be applied using the WHERE clause
Tableau filters can be based on dimensions or measures
SQL filters can be based on any column in the table
Tableau filters can be interactive, allowing users to adjust the criteria
SQL filters can be combined wi
I applied via Company Website and was interviewed before May 2021. There were 5 interview rounds.
Online test with questions from probability and reasoning
A case study for which we need to create a dashboard and a power point presentation.
SQL written test
I have worked with Java, Python, and SQL.
Proficient in Java for developing enterprise applications
Experience in Python for data analysis and automation
Skilled in SQL for database management and querying
I applied via Naukri.com and was interviewed in Nov 2021. There were 4 interview rounds.
Coding Test on SQL. 4 questions are given and have to code it. Difficulty level easy-medium
Case study was given with 3 days of time. We have to perform EDA and use visualization tools like Tableau/Power BI
Easy aptitude questions and quantitative
I applied via Naukri.com and was interviewed in Aug 2022. There was 1 interview round.
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