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I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.
Use conditional formatting to highlight odd cells in Excel
Select the range of cells you want to highlight
Go to the 'Home' tab and click on 'Conditional Formatting'
Choose 'New Rule' and select 'Use a formula to determine which cells to format'
Enter the formula '=MOD(A1,2)=1' (assuming A1 is the top-left cell of your selected range)
Choose the formatting style you want for the odd cells
Joins in SQL 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 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
FU...
Use window function to calculate running sum of salary in SQL
Use window function like SUM() with OVER() clause
Partition the data by employee ID if needed
Order the data by date or any other relevant column
I applied via Referral and was interviewed in Feb 2024. There were 3 interview rounds.
The first round was a combination of MCQs and SQL Coding test. It consisted of 23 MCQs on SQL, 10 MCQs on Power BI and 5 SQL Coding questions.
A pivot table in Excel is a data summarization tool that allows you to reorganize and summarize selected columns and rows of data.
Pivot tables allow you to analyze and summarize large amounts of data in a spreadsheet.
You can easily rearrange the layout of the data to view it from different perspectives.
Pivot tables can perform functions like sum, average, count, and more on the data.
They are useful for creating reports...
Data Validation in Excel ensures that data entered in a cell meets certain criteria or conditions.
Data Validation allows you to set rules for what can be entered in a cell, such as a range of values, a list of items, or a custom formula.
Examples of Data Validation include setting a drop-down list of options for a cell, restricting input to a certain number range, or ensuring dates are entered in a specific format.
Data ...
The order of execution of an SQL query involves multiple steps to retrieve data from a database.
1. Parsing: The SQL query is first parsed to check for syntax errors.
2. Optimization: The query optimizer creates an execution plan to determine the most efficient way to retrieve data.
3. Compilation: The optimized query is compiled into an executable form.
4. Execution: The compiled query is executed by the database engine t...
Tree Map visualizes hierarchical data using nested rectangles, while Heatmap displays data values using color gradients.
Tree Map displays data hierarchically with nested rectangles, where the size and color represent different measures.
Heatmap visualizes data values using color gradients, with darker colors indicating higher values.
Tree Map is useful for showing hierarchical data structures, while Heatmap is effective ...
Extract Data saves a snapshot of data in Tableau workbook, while Live Connection directly connects to data source.
Extract Data creates a static copy of data in Tableau workbook, while Live Connection directly queries data source in real-time.
Extract Data is useful for working offline or with small datasets, while Live Connection is ideal for large datasets or when data is frequently updated.
Extract Data can improve per...
I was interviewed in Jun 2024.
Easy SQL questions related to sub query
SQL moderate questions related to joins and window functions
Affine interview questions for designations
Get interview-ready with Top Affine Interview Questions
I was interviewed in Aug 2024.
The sql questions were hard
I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.
Primary key uniquely identifies each record in a table, while Unique key allows only unique values but can have null values.
Primary key enforces uniqueness and not null constraint on a column
Primary key can consist of multiple columns
Unique key allows only unique values but can have null values
Unique key can be applied to multiple columns as well
Basic aptitude questions, statics, probability etc
I live in New York City, the bustling metropolis known for its iconic landmarks and diverse culture.
I reside in the heart of Manhattan, surrounded by towering skyscrapers.
New York City is home to famous attractions like Times Square, Central Park, and the Statue of Liberty.
The city offers a vibrant arts and entertainment scene, with Broadway shows and world-class museums.
I enjoy exploring the diverse neighborhoods and ...
In 5 years, I see myself as a senior data analyst leading a team, utilizing advanced analytics to drive strategic decision-making.
Leading a team of data analysts
Utilizing advanced analytics techniques
Driving strategic decision-making
Continuously learning and staying updated with the latest trends in data analysis
I applied via Recruitment Consulltant and was interviewed before Nov 2023. There were 2 interview rounds.
Developed a predictive model for customer churn in a telecom company
Collected and cleaned customer data from various sources
Performed exploratory data analysis to identify patterns and trends
Built a machine learning model using logistic regression to predict customer churn
Evaluated the model's performance using metrics such as accuracy, precision, and recall
Various cloud technologies like AWS, Azure, and Google Cloud are commonly used for data analysis.
AWS (Amazon Web Services)
Azure (Microsoft Azure)
Google Cloud Platform
Performance based questions
I applied via campus placement at Nitte Meenakshi Institute of Technology, Bangalore and was interviewed before Nov 2023. There were 5 interview rounds.
2 coding questions in 45 min
30 min of logical reasoning and basic aptitude
30 min of GD over a general topic to check your communication skills
1 Interview rounds
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