Add office photos
Premium Employer

Wells Fargo

3.9
based on 6k Reviews
Filter interviews by

10+ Avniro Group Interview Questions and Answers

Updated 8 Apr 2024
Popular Designations

Q1. What are the different types of Join used in SQL?

Ans.

Different types of joins in SQL include inner join, left join, right join, and full outer join.

  • Inner join returns only the matching rows from both tables

  • Left join returns all rows from the left table and the matching rows from the right table

  • Right join returns all rows from the right table and the matching rows from the left table

  • Full outer join returns all rows from both tables, including unmatched rows

View 2 more answers

Q2. Componets of Tableau ? What are the different connection is there in Tableau ?

Ans.

Tableau components include Desktop, Server, Prep, Online, Public. Different connections include live, extract, ODBC, cloud, etc.

  • Tableau components: Desktop, Server, Prep, Online, Public

  • Different connections: Live, Extract, ODBC, Cloud, etc.

  • Live connection: Directly connects to the data source and updates in real-time

  • Extract connection: Data is extracted and stored in Tableau's proprietary format for faster performance

  • ODBC connection: Connects to databases using ODBC drivers

  • Cl...read more

Add your answer

Q3. What is the meaning of Trigger in Python?

Ans.

A trigger in Python is an event that causes a specific function or code to execute.

  • Triggers can be used to automate tasks or respond to specific events.

  • They are often used in web development to execute code when a user interacts with a webpage.

  • Triggers can also be used in databases to execute code when certain data is inserted, updated, or deleted.

  • Examples of triggers in Python include mouse clicks, keyboard inputs, and database events.

Add your answer

Q4. What is the meaning of Data Aggregation?

Ans.

Data aggregation refers to the process of combining and summarizing data from multiple sources into a single dataset.

  • Data aggregation involves collecting and merging data from various sources.

  • It aims to provide a consolidated view of the data for analysis and reporting.

  • Aggregated data is typically summarized using statistical functions like sum, average, count, etc.

  • Examples of data aggregation include calculating total sales by region, average customer age, or sum of website ...read more

View 1 answer
Discover Avniro Group interview dos and don'ts from real experiences

Q5. What is subquary ? Why it is required ?

Ans.

Subquery is a query within another query. It is required to retrieve data from multiple tables or to perform complex calculations.

  • Subquery is enclosed within parentheses and is executed first before the main query.

  • It can be used in SELECT, FROM, WHERE, and HAVING clauses.

  • Subquery can be correlated or non-correlated.

  • Examples of subquery include finding the maximum or minimum value in a table, filtering data based on a condition, and joining tables.

Add your answer

Q6. Explain end to end data solution and how did you handle a challenging or difficult situation in current role ?

Ans.

End to end data solution involves collecting, processing, analyzing, and presenting data to address business needs.

  • Collecting data from various sources such as databases, APIs, and files

  • Cleaning and processing data to ensure accuracy and consistency

  • Analyzing data using statistical methods and machine learning algorithms

  • Presenting insights and recommendations to stakeholders

  • Handling a challenging situation: Resolving discrepancies in data sources by collaborating with IT team

Add your answer

Q7. Thoroughly explain the project, process, platform, components, integrations and development life cycle followed. With an example, explain how you handled a complex technical problem/implementation or may be a p...

read more
Ans.

I led a project to develop a predictive analytics platform for a retail company, integrating various data sources and implementing machine learning models.

  • Developed project scope and requirements with stakeholders

  • Designed data architecture and selected appropriate tools and technologies

  • Integrated data from multiple sources including CRM, POS, and online platforms

  • Implemented machine learning models for demand forecasting and customer segmentation

  • Managed development life cycle ...read more

Add your answer

Q8. Delete duplicate Records in SQL

Ans.

To delete duplicate records in SQL, use the DELETE statement with a subquery to identify and remove the duplicates.

  • Use the GROUP BY clause to group the records by the columns that define duplicates.

  • Use the HAVING clause to filter the groups and keep only the duplicates.

  • Use the DELETE statement with a subquery to delete the duplicate records.

View 1 answer

Q9. 1. Macro quoting functions in SAS 2. ways to create macro variable in Data step 3. date functions-intck() and intnx() 4.situational scenario based questions 5.Automatic variables in SAS

Ans.

The interview questions cover topics such as macro quoting functions, creating macro variables, date functions, situational scenario-based questions, and automatic variables in SAS.

  • Macro quoting functions in SAS allow for the creation of macro variables with special characters.

  • Macro variables can be created in the data step using the %LET statement or by using the CALL SYMPUTX routine.

  • The date functions INTCK() and INTNX() are used to calculate the interval between two dates ...read more

Add your answer

Q10. What is Random forest

Ans.

Random forest is an ensemble learning method used for classification and regression tasks.

  • Random forest is made up of multiple decision trees

  • Each tree in the forest is built using a subset of the training data and a random selection of features

  • The final prediction is made by averaging the predictions of all the individual trees

  • Random forest is known for its high accuracy and ability to handle large datasets

  • It is a popular machine learning algorithm used in various fields such...read more

Add your answer
Contribute & help others!
Write a review
Share interview
Contribute salary
Add office photos

Interview Process at Avniro Group

based on 7 interviews in the last 1 year
1 Interview rounds
Technical Round
View more
Interview Tips & Stories
Ace your next interview with expert advice and inspiring stories
Share an Interview
Stay ahead in your career. Get AmbitionBox app
qr-code
Helping over 1 Crore job seekers every month in choosing their right fit company
70 Lakh+

Reviews

5 Lakh+

Interviews

4 Crore+

Salaries

1 Cr+

Users/Month

Contribute to help millions
Get AmbitionBox app

Made with ❤️ in India. Trademarks belong to their respective owners. All rights reserved © 2024 Info Edge (India) Ltd.

Follow us
  • Youtube
  • Instagram
  • LinkedIn
  • Facebook
  • Twitter