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eClerx Data Analyst Interview Questions, Process, and Tips for Experienced
Top eClerx Data Analyst Interview Questions and Answers for Experienced
- Q1. Given a list of dictionary, find the dictionary which has the count of key highest among all the dictionaries. eg: [{a:5},{b:2}.......] Now here 5 is the highest key valu ...read more
- Q2. Do you have experience in converting python scripts to R?
- Q3. How much experience do you have in python and R?
eClerx Data Analyst Interview Experiences for Experienced
4 interviews found
Anonymous
I applied via Job Portal and was interviewed in Apr 2024. There were 2 interview rounds.
(1 Question)
- Q1. General discussion of background and technical interview availability.Expected Salary,current salary
(8 Questions)
- Q1. Tell me about yourself.
- Q2. Which project have you recently worked on?
- Q3. How much experience do you have in python and R?
- Ans.
I have 3 years of experience in Python and 2 years in R.
3 years of experience in Python, used for data cleaning, analysis, and visualization.
2 years of experience in R, utilized for statistical analysis and data modeling.
Proficient in using libraries like pandas, numpy, matplotlib in Python and ggplot2, dplyr in R.
- Q4. What project have you worked on in R programming?
- Ans.
I have worked on a project in R programming analyzing customer churn for a telecommunications company.
Used R programming to clean and analyze customer data
Created visualizations to identify patterns and trends in customer behavior
Built predictive models to forecast customer churn rates
Collaborated with stakeholders to present findings and recommendations
- Q5. Which databases have you worked on?
- Ans.
I have worked on databases such as MySQL, SQL Server, and MongoDB.
MySQL
SQL Server
MongoDB
- Q6. Given a list of strings, find the string matching a particular pattern.
- Ans.
Find a string matching a specific pattern in a list of strings.
Use regular expressions to search for the pattern in each string.
Iterate through the list of strings and apply the pattern matching logic.
Return the string that matches the pattern, if found.
Example: List of strings - ['apple', 'banana', 'cherry'], pattern - 'ba' would return 'banana'.
- Q7. Given a list of dictionary, find the dictionary which has the count of key highest among all the dictionaries. eg: [{a:5},{b:2}.......] Now here 5 is the highest key value so it should be printed.
- Ans.
Find the dictionary with the highest count of keys in a list of dictionaries.
Iterate through the list of dictionaries and keep track of the dictionary with the highest count of keys.
Use a loop to count the keys in each dictionary and compare it with the current highest count.
Return the dictionary with the highest count of keys.
- Q8. Do you have experience in converting python scripts to R?
- Ans.
Yes, I have experience in converting Python scripts to R.
I have converted several Python scripts to R for data analysis projects.
I am proficient in both Python and R programming languages.
I can provide examples of projects where I have successfully converted Python scripts to R.
Interview Preparation Tips
- Python
- R programming
- Database
- Lists
- Dictionaries
- Data Structures
Focus on accessing elements from different structures and performing basic operations on them.
Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Oct 2021. There was 1 interview round.
(3 Questions)
- Q1. SQL table prepare, SQL commands, Claus in SQL, swap two no code in python,
- Q2. Logical reasoning que
- Q3. Mostly SQL que which is adding any random row in table
Interview Preparation Tips
Selected
I applied via Referral and was interviewed before Mar 2022. There were 2 interview rounds.
(3 Questions)
- Q1. Vlookup pivot table Excel formulas
- Q2. Willing to do night shift
- Q3. Yes.i want to work in eclerx
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Web scrapping
eClerx interview questions for designations
Data Analyst Jobs at eClerx
Interview questions from similar companies
I applied via Naukri.com and was interviewed in Dec 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. What is Company payroll Process
- Ans.
Company payroll process is the system used to manage employee compensation and benefits.
Payroll process includes calculating employee salaries, taxes, and deductions
It also involves managing employee benefits such as health insurance and retirement plans
Payroll process can be done in-house or outsourced to a third-party provider
It is important to ensure compliance with labor laws and regulations
Payroll process can be a
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed before Oct 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Structured query language
- Q2. Python and Java and R
(2 Questions)
- Q1. Mangerial Ronund
- Q2. Salary expectations
Selected
I applied via Campus Placement and was interviewed before Nov 2023. There was 1 interview round.
It is very easy . Leetcode easy prob can help out
I applied via Campus Placement and was interviewed in Oct 2021. There were 4 interview rounds.
Basic cat type questions
(1 Question)
- Q1. Basics about python, some queries about SQL , something about machine learning
(4 Questions)
- Q1. What is your family background?
- Q2. Why are you looking for a change?
- Q3. Why should we hire you?
- Q4. Tell me about yourself.
Interview Preparation Tips
- Machines learning
Data Analyst Interview Questions & Answers
Optum Global Solutions
Himanshi Digani
posted on 21 Mar 2025
Selected
I appeared for an interview before Mar 2024, where I was asked the following questions.
- Q1. What is sql
- Ans.
SQL (Structured Query Language) is a standard programming language for managing and manipulating relational databases.
SQL is used to query, insert, update, and delete data in databases. Example: SELECT * FROM users;
It allows for data definition and manipulation through commands like CREATE, ALTER, and DROP. Example: CREATE TABLE orders (id INT, amount DECIMAL);
SQL supports complex queries with JOIN operations to combin...
- Q2. Data warehouse in sql
- Ans.
A data warehouse is a centralized repository for storing and analyzing large volumes of structured and unstructured data.
Data warehouses integrate data from multiple sources, such as databases, CRM systems, and flat files.
They support complex queries and data analysis, enabling businesses to make informed decisions.
Data is organized in a star or snowflake schema, optimizing query performance.
ETL (Extract, Transform, Lo...
Data Analyst Interview Questions & Answers
Optum Global Solutions
Ranjeet Singh
posted on 6 Aug 2022
I applied via Recruitment Consulltant and was interviewed in Jul 2022. There were 4 interview rounds.
(1 Question)
- Q1. Question related to SQL, Tableau and some problem statements. Challenges faced in work environment.
(1 Question)
- Q1. Work experience. Challenges faced in work. Type of visualization for a specific type of problem.
- Ans.
Work experience, challenges faced, and visualization types for specific problems.
Work experience: Mention relevant job roles and responsibilities.
Challenges faced: Discuss specific challenges encountered and how they were overcome.
Visualization types: Provide examples of visualizations used for different types of problems.
(1 Question)
- Q1. Work experience, expectations etc.
Interview Preparation Tips
- Tableau
- SQL
- Visualization
- Team Leading
eClerx Interview FAQs
Some of the top questions asked at the eClerx Data Analyst interview for experienced candidates -
The duration of eClerx Data Analyst interview process can vary, but typically it takes about less than 2 weeks to complete.
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eClerx Data Analyst Interview Process for Experienced
based on 2 interviews
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based on 146 reviews
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