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Ola Electric Mobility Data Analyst Interview Questions, Process, and Tips
Top Ola Electric Mobility Data Analyst Interview Questions and Answers
- Q1. What are the steps you do for Data cleaning
- Q2. What is ur experience on Data analyst
- Q3. explain the courses done in data analyst
Ola Electric Mobility Data Analyst Interview Experiences
4 interviews found
Anonymous
(2 Questions)
- Q1. Explain about yourself
- Ans.
I am a data analyst with a strong background in statistics and data visualization.
Graduated with a degree in Statistics
Proficient in programming languages like Python and R
Experience in analyzing large datasets and creating data visualizations
Strong problem-solving skills and attention to detail
- Q2. What is ur experience on Data analyst
- Ans.
I have 3 years of experience as a Data Analyst in the retail industry.
Utilized SQL to extract and analyze data from databases
Created visualizations using Tableau to present insights to stakeholders
Performed statistical analysis to identify trends and patterns in sales data
Interview Preparation Tips
Selected
I applied via Recruitment Consulltant and was interviewed in Jan 2024. There was 1 interview round.
(2 Questions)
- Q1. Tell about yourself
- Ans.
I am a data analyst with a strong background in statistics and data visualization.
Graduated with a degree in Statistics
Proficient in programming languages like Python and R
Experience in analyzing large datasets and creating data visualizations
Strong problem-solving skills
- Q2. What are the steps you do for Data cleaning
- Ans.
Data cleaning involves removing or correcting errors in a dataset to ensure accuracy and consistency.
Remove duplicate entries
Fill in missing values
Correct formatting errors
Identify and remove outliers
Standardize data types
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Recruitment Consulltant and was interviewed before Sep 2023. There was 1 interview round.
(2 Questions)
- Q1. Explain the experience in data
- Ans.
I have over 5 years of experience in data analysis, including working with large datasets, creating visualizations, and providing actionable insights.
Experience in cleaning and transforming data to ensure accuracy and consistency
Proficient in using statistical tools and techniques to analyze data
Ability to create data visualizations and dashboards to communicate findings
Experience in identifying trends and patterns in ...
- Q2. Explain the courses done in data analyst
- Ans.
Courses in data analyst cover topics such as statistics, data visualization, machine learning, and data mining.
Statistics: Understanding of statistical concepts and techniques for data analysis.
Data Visualization: Creating visual representations of data to aid in analysis and decision-making.
Machine Learning: Using algorithms and models to analyze and make predictions based on data.
Data Mining: Extracting patterns and ...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Dec 2022. There were 4 interview rounds.
(1 Question)
- Q1. Based on my resume and my previous company and Statistics
(1 Question)
- Q1. Related to Statistics
(1 Question)
- Q1. Salary negotiation.
Ola Electric Mobility interview questions for designations
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Interview questions from similar companies
I applied via campus placement at National Institute of Technology (NIT), Warangal and was interviewed in Nov 2024. There were 3 interview rounds.
Apptitude and technical mcqs
(1 Question)
- Q1. Sql queries and the projects that i have done
(1 Question)
- Q1. Normal hr round
I applied via campus placement at National Institute of Technology (NIT), Warangal and was interviewed in Nov 2024. There were 3 interview rounds.
Apptitude and technical mcqs
(1 Question)
- Q1. Sql queries and the projects that i have done
(1 Question)
- Q1. Normal hr round
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
(2 Questions)
- Q1. Explain ETL process
- Ans.
ETL process involves extracting data from various sources, transforming it to fit business needs, and loading it into a target database.
Extract: Retrieve data from different sources like databases, files, APIs, etc.
Transform: Clean, filter, aggregate, and convert data to meet business requirements.
Load: Insert the transformed data into a target database or data warehouse.
Example: Extracting sales data from a CRM system...
- Q2. How to check if file is empty using python
- Ans.
Use os.path.getsize() to check if file size is 0
Use os.path.getsize() to get the size of the file in bytes
Check if the size is 0 to determine if the file is empty
Skills evaluated in this interview
(1 Question)
- Q1. How to overcome outliers
- Ans.
Outliers can be overcome by identifying and removing them or by transforming the data.
Identify outliers using statistical methods like z-scores or box plots.
Remove outliers by either deleting the data points or replacing them with a more appropriate value.
Transform the data using techniques like winsorization or log transformation to reduce the impact of outliers.
Consider the context and domain knowledge to determine t...
Interview Preparation Tips
Selected
I was interviewed before Jan 2024.
(2 Questions)
- Q1. Tell me about your self
- Q2. Dealing with technical stakeholders
Selected
I applied via Approached by Company and was interviewed in Jun 2022. There were 5 interview rounds.
(2 Questions)
- Q1. Snowflake related, database warehouse, python dataframes related
- Q2. Power BI related questions, time intelligence, DAX, PowerBI service
(1 Question)
- Q1. Manager discussion, expectation setting
(1 Question)
- Q1. About the company, Compensation expectation, benefits overview, relocation etc.
(1 Question)
- Q1. Tech stack discussion, project discussion etc.
Interview Preparation Tips
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Ola Electric Mobility Data Analyst Interview Process
based on 4 interviews
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