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I applied via Approached by Company and was interviewed in Aug 2024. There were 6 interview rounds.
Power BI optimization techniques involve data model optimization, query optimization, and report design best practices.
Optimize data model by removing unnecessary columns and relationships
Use query folding to push data transformation tasks to the data source
Avoid using calculated columns and instead use measures for calculations
Limit the use of visuals that require high computational resources
Use aggregations and compo
Handling large datasets involves optimizing storage, processing, and analysis techniques.
Use distributed computing frameworks like Hadoop or Spark to process data in parallel.
Utilize data compression techniques to reduce storage requirements.
Implement indexing and partitioning strategies to improve query performance.
Consider using cloud-based storage and computing resources for scalability.
Use sampling techniques to wo
Parameters are variables that can be passed into a function or procedure to customize its behavior.
Parameters are defined when creating a function or procedure.
They can be used to pass values into the function or procedure.
Parameters can be required or optional, with default values specified.
They help make functions more flexible and reusable.
Example: def calculate_area(length, width):
Calculating values using DAX in Power BI
Use SUMX function to calculate sum of values in a column
Use CALCULATE function to apply filters and conditions to calculations
Use DAX measures to create reusable calculations
Example: Calculate total sales for a specific product category
Creating data model and visualizations involves structuring data and presenting it visually.
Identify the key variables and relationships in the data
Design a data model that represents the data structure
Select appropriate visualization tools and techniques
Create visualizations such as charts, graphs, and dashboards
Ensure the visualizations effectively communicate insights from the data
Was asked questions on Permutations and Combinations like the once you see in Math Olympiads.
Questions were based on aptitude
Basic Python questions.
Basic aptitude questions.
I applied via campus placement at Indian Institute of Information Technology Design & Manufacturing (IIITDM), Kancheepuram and was interviewed in Dec 2023. There were 3 interview rounds.
Mensuration , P and C
The longest palindrome in a given string is the longest sequence of characters that reads the same forwards and backwards.
Iterate through each character in the string
For each character, expand outwards to find the longest palindrome centered at that character
Keep track of the longest palindrome found so far
Return the longest palindrome
Print a pattern as shown below.
Use nested loops to iterate through rows and columns.
Use conditional statements to determine the pattern to be printed.
Store each row as a string in an array of strings.
This is advance aptitude test where we are tested on some more difficut atpi questions
BeeHyv interview questions for popular designations
Joins in Python are used to combine data from two or more tables based on a related column between them.
Joins are used in SQL to combine rows from two or more tables based on a related column between them.
Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.
In Python, joins can be performed using libraries like pandas or SQLalchemy.
Example: df_merged = pd.merge(df1, df2, on='common_column', ho
I applied via Campus Placement
The test was moderate and it have only 12 questions in 1 hr
I applied via Naukri.com and was interviewed before Nov 2023. There were 2 interview rounds.
They give around 15 questions for Aptitude test
I applied via campus placement at Indian School of Mines (ISM), Dhanbad and was interviewed in Sep 2023. There were 2 interview rounds.
It was completely a math based test
I applied via campus placement at Indian Institute of Information Technology (IIIT), Sri City and was interviewed before Dec 2023. There were 5 interview rounds.
A one-hour exam consisting of easy to moderate aptitude questions.
Easy to moderate Python multiple-choice questions.
I applied via campus placement at Indian Institute of Information Technology (IIIT), Sri City and was interviewed in Nov 2022. There were 6 interview rounds.
Integer type answers must be written for the online test
The test can taken in any of the teo languages java and python. I took python test. It had python mcqs and few sql mcqs
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The duration of BeeHyv interview process can vary, but typically it takes about less than 2 weeks to complete.
based on 13 interviews
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