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I applied via Campus Placement and was interviewed in Dec 2024. There were 4 interview rounds.
Two coding questions related to matrices and heaps.
posted on 29 Dec 2024
It is nice to do work
It helps in understanding the 5
It helps a lot in company
The goal of a Data Analyst is to analyze data to extract valuable insights and make data-driven decisions.
Identify trends and patterns in data
Create visualizations to communicate findings
Provide actionable recommendations based on data analysis
They will ask aptitude, reasoning and other questions as an online test to know your problem solving skills.
They will give a topic where either we have to speak or write on that topic
I applied via Recruitment Consulltant and was interviewed in Aug 2024. There was 1 interview round.
Sum calculates the total of a column, while Sumx calculates the total of an expression evaluated for each row.
Sum is used to calculate the total of a column in a table.
Sumx is used to calculate the total of an expression evaluated for each row in a table.
Sum: SUM('Table'[Column])
Sumx: SUMX('Table', 'Table'[Column] * 2)
Groups are created by categorizing data based on certain criteria, while bins are specific ranges used to group continuous data.
Groups are created by categorizing data based on certain criteria, such as age groups or product categories.
Bins are specific ranges used to group continuous data, such as age ranges or income brackets.
Groups can be created based on qualitative data, while bins are used for quantitative data.
E...
Power BI is preferred over Tableau for its seamless integration with Microsoft products and user-friendly interface.
Seamless integration with Microsoft products like Excel, SharePoint, and Teams
User-friendly interface with drag-and-drop functionality for easy data visualization
Cost-effective solution for organizations already using Microsoft products
Faster data processing and refreshing capabilities compared to Tableau
...
I have experience in data collection, analysis, and visualization to support decision-making.
Collecting and cleaning data from various sources
Analyzing data to identify trends and patterns
Creating visualizations and reports to communicate findings
Collaborating with stakeholders to understand business needs
Using statistical tools and techniques to draw insights
Presenting findings to non-technical audiences
Joins are used to combine rows from two or more tables based on a related column between them.
Types of joins include inner join, left join, right join, and full outer join
Inner join returns rows when there is at least one match in both tables
Left join returns all rows from the left table and the matched rows from the right table
Right join returns all rows from the right table and the matched rows from the left table
Ful...
First round will be aptitude test
I have a strong analytical background, excellent problem-solving skills, and a proven track record of delivering actionable insights.
I have a degree in data analytics and relevant work experience
I am proficient in statistical analysis and data visualization tools such as Python, R, and Tableau
I have successfully completed projects where I identified trends and patterns in data to drive business decisions
ALL() ignores all filters in the query context, while ALLSELECTED() ignores only filters on columns in the visual.
ALL() removes all filters from the specified column or table.
ALLSELECTED() removes filters from the specified column or table, but keeps filters on other columns in the visual.
Example: ALL('Table') would remove all filters on the 'Table' in the query context.
Example: ALLSELECTED('Column') would remove filte...
COUNT() counts only numeric values, while COUNTA() counts all non-empty cells.
COUNT() counts only cells with numerical values.
COUNTA() counts all non-empty cells, including text and errors.
Example: COUNT(A1:A5) will count only cells with numbers, while COUNTA(A1:A5) will count all non-empty cells.
I applied via Campus Placement and was interviewed in Aug 2024. There were 2 interview rounds.
The test was simple basic aptitude
Developed a predictive model to forecast customer churn for a telecom company
Used machine learning algorithms such as logistic regression and random forest
Performed data preprocessing and feature engineering to improve model accuracy
Evaluated model performance using metrics like accuracy, precision, and recall
I was interviewed in Dec 2024.
based on 1 interview
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