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TransOrg Analytics Data Analyst Interview Questions, Process, and Tips
Top TransOrg Analytics Data Analyst Interview Questions and Answers
- Q1. What is Normalisation and it's types
- Q2. What are clustering algorithms?
- Q3. Write a python code to sort the elements
TransOrg Analytics Data Analyst Interview Experiences
4 interviews found
I applied via Campus Placement and was interviewed in Sep 2024. There were 2 interview rounds.
Class 11-12 basic questions and aptitude questions, was conducted on google forms, total 40 questions
(3 Questions)
- Q1. 3 puzzles, store 4 litre water inn a 3 litre and 5 litre jar, snails walks on 30m floor he takes 3 steps forward and 2 steps back at a time tell the number of steps to cross the wall, 3 bulb and 3 switch q...
- Q2. Guesstimate question and business case study, how many refrigerators are present in india
- Q3. Resume based question, what are linear and logistic regression, why are they regression, describe the project, difference between list and tupple, sequence of execution of an sql query, difference between ...
Interview Preparation Tips
Kiran Yakkanti
I applied via LinkedIn and was interviewed in Apr 2022. There were 3 interview rounds.
It consists of arithmetic, logical reasoning, verbal, data interpretation questions
(2 Questions)
- Q1. Basics of python , Some queries of SQL , Puzzles
- Q2. What is Normalisation and it's types
- Ans.
Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.
Normalization involves breaking down a table into smaller tables and defining relationships between them.
There are different levels of normalization, including first normal form (1NF), second normal form (2NF), and third normal form (3NF).
1NF involves eliminating duplicate columns and creating a primary key.
2NF...
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Aug 2021. There were 3 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Why do you want to work with our company
- Q2. Difference between SQL and MySQL
- Ans.
SQL is a language used to manage relational databases while MySQL is a relational database management system.
SQL is a language used to manage relational databases while MySQL is a relational database management system.
SQL is a standard language for managing relational databases while MySQL is an open-source RDBMS.
SQL can be used with different RDBMS like Oracle, Microsoft SQL Server, etc. while MySQL is only used with ...
- Q3. Write a python code to sort the elements
- Ans.
Python code to sort elements in an array of strings
Use the built-in sort() method to sort the array in ascending order
Use the reverse parameter to sort in descending order
Use key parameter to sort based on a specific attribute
Use sorted() function to return a new sorted array without modifying the original
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. What are clustering algorithms?
- Ans.
Clustering algorithms are unsupervised machine learning techniques used to group similar data points together.
Clustering algorithms are used to identify patterns in data by grouping similar data points together.
They are unsupervised machine learning techniques, meaning they do not require labeled data.
Common clustering algorithms include k-means, hierarchical clustering, and DBSCAN.
Clustering can be used for customer s...
Interview Preparation Tips
Skills evaluated in this interview
TransOrg Analytics interview questions for designations
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Data Analyst Interview Questions & Answers
Motilal Oswal Financial Services
Anonymous
posted on 10 Jan 2025
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
(2 Questions)
- Q1. Interview was taken in malad on interface 7 building The relationship officer Vaibhav Panchal . He assigned Interviewer the way he was talking he was not able to speak in english half of the question i was...
- Q2. His english was poor How you will get the customer count who speak in english? he didn't gave me which table to fetch from ? * question changed get the customer from one table and count from the other ...
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Oct 2024. There were 2 interview rounds.
IT WAS Difficult and i gave up
(2 Questions)
- Q1. Linked list search binary
- Q2. Array search and traverse
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
(3 Questions)
- Q1. Get the maximum salary of the employee from the employee and department table
- Q2. Explain the data analysis process that you would follow for employee salary table
- Ans.
The data analysis process for an employee salary table involves data cleaning, exploration, visualization, and modeling.
Start by cleaning the data to remove any duplicates, missing values, or outliers.
Explore the data by calculating basic statistics like mean, median, and standard deviation.
Visualize the data using histograms, box plots, or scatter plots to identify patterns or trends.
Perform statistical modeling to an...
- Q3. Explain the challenges you faced in your project
- Ans.
I faced challenges in managing large datasets and ensuring data accuracy in my project.
Managing large volumes of data from multiple sources
Ensuring data accuracy and consistency
Dealing with missing or incomplete data
Handling data cleaning and preprocessing tasks
Addressing technical issues with data storage or processing tools
I was interviewed in Sep 2024.
(2 Questions)
- Q1. Load data from hdfs using python
- Ans.
Use PyArrow library to load data from HDFS in Python
Install PyArrow library using pip install pyarrow
Use pyarrow.hdfs.connect to connect to HDFS
Use pyarrow.parquet.read_table to read data from HDFS
- Q2. Query to find the top three salaried employees of each department
- Ans.
Query to find the top three salaried employees of each department
Use a SQL query with a window function like ROW_NUMBER() to rank employees within each department based on salary
Partition the data by department and order by salary in descending order
Filter the results to only include rows where the row number is less than or equal to 3
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Dec 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Different joins
- Q2. Case study
Revenue impact for casino
English, quant, logical reasoning
(2 Questions)
- Q1. Wacc, coc, beta
- Q2. Coc, equity, capm
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