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I am a data analyst with a background in statistics and experience in analyzing large datasets to drive business decisions.
Graduated with a degree in Statistics
Proficient in data analysis tools such as Python, R, and SQL
Experience in creating visualizations to communicate insights
Strong problem-solving skills
Top trending discussions
I applied via LinkedIn and was interviewed in Dec 2024. There were 2 interview rounds.
Basic Hacker Rank SQL Questions 2 . and 10 MCQ based
The query selects all columns and calculates the total amount for each customer in table t2.
The query uses a window function to calculate the sum of 'amt' for each customer in the 't2' table.
The 'partition by customer' clause divides the result set into partitions based on the 'customer' column.
The 'select *' statement selects all columns from the table along with the calculated total amount.
The 'sum(amt) over (partiti...
To find customers who purchased the same item multiple times on the same day.
Identify unique customers who purchased the same item multiple times on the same day
Check for duplicate transactions by customer and item on the same day
Aggregate the data to count the number of customers who made multiple purchases of the same item on the same day
It was basically Arrays and String
It was given based on Docker
They are asking about SQL queries and BI dashboard knowledge
I am a data engineer with experience in BI dashboard development and overcoming challenges in the field.
I have worked on various data engineering projects, including building data pipelines and optimizing data storage.
One of my notable projects involved developing a real-time data processing system for a retail company, which improved their inventory management and sales forecasting.
In my previous role, I faced challen...
Answers to questions related to Data Models, ADF activities, and IR.
Data models are the representation of data structures and relationships between them.
ADF activities include data movement, data transformation, and control activities.
IR stands for Integration Runtime, which is a compute infrastructure used to provide data integration capabilities across different network environments.
I applied via Naukri.com and was interviewed in Oct 2024. There were 3 interview rounds.
6 mcqs and 2 sql questions
In SQL, 'HAVING' is used with GROUP BY to filter groups, while 'WHERE' is used to filter rows before grouping.
HAVING is used with GROUP BY to filter groups based on aggregate functions
WHERE is used to filter rows before grouping
HAVING is used after GROUP BY in the query, while WHERE is used before GROUP BY
Example: SELECT department, AVG(salary) FROM employees GROUP BY department HAVING AVG(salary) > 50000;
Example: S
They are asking about SQL queries and BI dashboard knowledge
Answers to questions related to Data Engineer role
Data models are the logical representation of data objects and their relationships
ADF activities include data movement, data transformation, and control activities
IR stands for Integration Runtime, which is a compute infrastructure used to provide data integration capabilities
I applied via Instahyre and was interviewed in Jul 2024. There were 3 interview rounds.
HackerEarth based assessment.
1. 8 qs were stats & prob based multiples choices
2. 2 were medium level sql questions.
It was basically Arrays and String
It was given based on Docker
I applied via Company Website and was interviewed in Apr 2024. There were 2 interview rounds.
Consisted of 10 questions, 2 SQL medium level questions and remaining easy aptitude, profit loss, work time etc
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