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Jio Data Analyst Interview Questions and Answers
Jio Data Analyst Interview Experiences
5 interviews found
Anonymous
I applied via Naukri.com and was interviewed in Nov 2024. There was 1 interview round.
(2 Questions)
- Q1. Explain difference between joins
- Q2. What is your area of intrest
Interview Preparation Tips
Ankit Gupta
Selected
I applied via Naukri.com and was interviewed in May 2024. There were 3 interview rounds.
Average type questions.
(1 Question)
- Q1. About the domain/fields or have any experienced or what u did there
(1 Question)
- Q1. Self introduction
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed in Mar 2023. There were 2 interview rounds.
(3 Questions)
- Q1. Electronic base question
- Q2. Electronic base question
- Q3. Computer base question
Interview Preparation Tips
- Computer Skills
- Electronics Engineering
What people are saying about Jio
Selected
I applied via Referral and was interviewed before Apr 2023. There were 2 interview rounds.
(1 Question)
- Q1. How is data analysis different from data mining? What is data cleansing? Why is it important? What do data analysts do when they are faced with missing or duplicate data?
- Ans.
Data analysis involves interpreting data to gain insights, while data mining focuses on discovering patterns and relationships in large datasets.
Data analysis involves interpreting data to extract meaningful insights and make informed decisions.
Data mining involves using algorithms to discover patterns and relationships in large datasets.
Data cleansing is the process of detecting and correcting errors or inconsistencie...
(1 Question)
- Q1. How proficient are you in using spreadsheet programs to compile and organize data? What have you used your data for in past positions? Have you ever had to lead an investigation? What was the topic, why wa...
- Ans.
I am highly proficient in using spreadsheet programs to compile and organize data.
I have used spreadsheet programs extensively to compile and organize data in past positions.
For example, I have used Excel to analyze sales data and create reports for management.
I have also used Google Sheets to track project progress and budget expenses.
In one position, I used spreadsheets to analyze customer feedback and identify trend...
Skills evaluated in this interview
Jio interview questions for designations
Selected
I applied via Campus Placement and was interviewed before Mar 2023. There were 4 interview rounds.
Logical Reasoning ,Aptitude and English
Current affairs, Leadership topics
(1 Question)
- Q1. On new technologies
(1 Question)
- Q1. Questions about relocation
Interview questions from similar companies
(1 Question)
- Q1. Current roles and responsibilities, Few queries to write, few questions related to DWH and what type of role you have done in past etc
(1 Question)
- Q1. Managerial round mostly questions like what challenges did you face, how did you overcome on that, what was the major success / appreciation you got
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed before May 2023. There was 1 interview round.
SQL query to find the top 5 employee having the max salary
Interview Preparation Tips
- SQL
(2 Questions)
- Q1. Difference between joins
- Ans.
Joins are used to combine rows from two or more tables based on a related column between them.
Inner Join: Returns rows when there is a match in both tables.
Left Join: Returns all rows from the left table and the matched rows from the right table.
Right Join: Returns all rows from the right table and the matched rows from the left table.
Full Outer Join: Returns rows when there is a match in one of the tables.
Cross Join:
- Q2. Window function
(1 Question)
- Q1. Write sql query in pythons
- Ans.
Writing SQL queries in Python allows for seamless integration of data analysis and manipulation.
Use libraries like pandas or sqlalchemy to execute SQL queries in Python
Remember to establish a connection to the database before executing queries
Utilize Python's flexibility to manipulate and analyze data retrieved from SQL queries
Skills evaluated in this interview
I applied via Walk-in and was interviewed in Jun 2021. There was 1 interview round.
Interview Questionnaire
4 Questions
- Q1. What is Vlookup?
- Ans.
Vlookup is a function in Excel used to search for a value in a table and return a corresponding value from another column.
Vlookup stands for vertical lookup.
It is commonly used to find and retrieve data from large datasets.
The function requires a lookup value, a table range, and the column index number.
Vlookup can be used to perform approximate or exact matches.
It is often used for data analysis, data validation, and d...
- Q2. What is Pivot table?
- Ans.
A pivot table is a data summarization tool used in spreadsheet programs like Excel.
It allows users to quickly summarize and analyze large amounts of data.
Users can easily group data by different categories and perform calculations on them.
Pivot tables are useful for creating reports and visualizations.
They can help identify trends and patterns in data.
Example: A pivot table can be used to summarize sales data by produc
- Q3. What type of Vlookup?
- Ans.
There are two types of Vlookup: Exact Match and Approximate Match.
Exact Match Vlookup searches for an exact match of the lookup value in the first column of the table array.
Approximate Match Vlookup searches for an approximate match of the lookup value in the first column of the table array.
Exact Match Vlookup is denoted by 0 or FALSE in the formula, while Approximate Match Vlookup is denoted by 1 or TRUE in the formul
- Q4. Apply filters in row?
- Ans.
Filters can be applied to rows in a table to display specific data.
Select the row(s) you want to filter
Click on the filter icon in the toolbar
Choose the filter criteria and apply
The table will display only the rows that meet the filter criteria
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed before Oct 2023. There were 2 interview rounds.
Easy Aptitude and SQL questions
(2 Questions)
- Q1. Guesstimate question
- Q2. SQL Joins and DSA
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Jio Data Analyst Interview Process
based on 12 interviews
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Jio Data Analyst Reviews and Ratings
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Rating in categories
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|
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salaries
| ₹4.2 L/yr - ₹13.5 L/yr |
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Manager
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Senior Manager
1.7k
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