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Zupee Data Engineer Interview Questions and Answers
Zupee Data Engineer Interview Experiences
1 interview found
Vaibhav Ashok Tandale
(2 Questions)
- Q1. How to read parquet and csv file in spark .
- Ans.
To read parquet and csv files in Spark, use SparkSession's read method with appropriate options.
Create a SparkSession object
Use the read method of SparkSession to read parquet files with .parquet() method
Use the read method of SparkSession to read csv files with .csv() method
Specify options like header, delimiter, inferSchema, etc. as needed
Load the data into a DataFrame for further processing
- Q2. How to check second highest sallery.
- Ans.
To check the second highest salary, use the SQL query with ORDER BY and LIMIT.
Use SQL query with ORDER BY clause to sort salaries in descending order.
Use LIMIT 1,1 to select the second highest salary.
Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 1,1
Interview Preparation Tips
Skills evaluated in this interview
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Selected
I applied via Naukri.com and was interviewed in Aug 2023. There were 3 interview rounds.
(1 Question)
- Q1. What is bug in any application?
- Ans.
A bug in an application is an error, flaw, failure, or fault in the software code that causes it to produce incorrect or unexpected results.
Bugs can range from simple syntax errors to complex logic issues.
Common types of bugs include logic errors, syntax errors, and runtime errors.
Examples of bugs include a calculator app displaying incorrect results, a website crashing when a specific button is clicked, or a game free
(1 Question)
- Q1. What is the life cycle of bug?
- Ans.
Bug life cycle includes identification, reporting, fixing, retesting, and closing.
Identification: Bug is identified by testers during testing.
Reporting: Testers report the bug to developers.
Fixing: Developers fix the bug in the code.
Retesting: Testers retest the fixed bug to ensure it is resolved.
Closing: Once bug is confirmed fixed, it is closed.
(1 Question)
- Q1. Why team bonding is needed for healthy work culture?
Skills evaluated in this interview
I applied via Recruitment Consulltant and was interviewed in Dec 2022. There were 2 interview rounds.
(3 Questions)
- Q1. Details about the projects in your resume
- Q2. MYSQL codes in window function
- Ans.
MYSQL window functions allow for calculations across rows in a result set.
Window functions are used to perform calculations across rows in a result set
They are used with the OVER() clause
Examples include ROW_NUMBER(), RANK(), DENSE_RANK(), and NTILE()
They can be used to calculate running totals, moving averages, and more
- Q3. Mostly questions related to cricket tables which was told to be assumed
Interview Preparation Tips
Interviewer was a young girl she didn't gave any data or material.
Everything was assumption assume tables and she asked me to code in paper
never had such experience.
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Jul 2024. There were 2 interview rounds.
Dp, trees and basic time complexity
(2 Questions)
- Q1. Tell me about your self
- Ans.
I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.
5 years of experience in software development
Proficient in Java, Spring, and Angular
Strong problem-solving skills
Experience working in Agile development environment
- Q2. Projects and intership
Interview Preparation Tips
- DSA
nandini Singh
(1 Question)
- Q1. The interviewer asked all the concepts of pyspark, ETL and a code on dsa
Contained aptitude test with both numericals as well as coding questions
It was a one on one round
(2 Questions)
- Q1. Final discussion
- Q2. If ready to relocate
- Ans.
Yes, I am open to relocation for the right opportunity.
I am willing to relocate for a job that aligns with my career goals and offers growth opportunities.
I am open to exploring new cities and cultures.
I understand that relocation may come with some challenges, but I am prepared to face them.
I am excited about the prospect of working with a new team and contributing to the success of the company.
Basic coding test like palindrome, series,arrays
(1 Question)
- Q1. Logical questions,puzzle, behavioural round, introduction
(2 Questions)
- Q1. Search in 2d matrix
- Ans.
Search for a target value in a 2D matrix efficiently.
Use binary search on rows to find the potential row where the target value may exist.
Then use binary search on that row to find the target value.
- Q2. Find quadraplets that sum to target
- Ans.
Find quadraplets in an array that sum up to a target value.
Use a nested loop to iterate through all possible combinations of quadraplets.
Keep track of the sum of each quadraplet and compare it to the target value.
Return the quadraplets that match the target sum.
Skills evaluated in this interview
Software Engineer Interview Questions & Answers
Aristocrat Technologies
Anonymous
posted on 24 Sep 2021
I applied via Recruitment Consultant and was interviewed in Aug 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Polymorphism and a function to randomize a pack of cards
- Ans.
Polymorphism can be used to create a Card class with different types of cards. A function can then use polymorphism to randomize the pack.
Create a Card class with different types of cards as subclasses
Implement a function that creates a pack of cards using polymorphism to add different types of cards
Use a random number generator to shuffle the pack
Interview Preparation Tips
Senior Engineer Interview Questions & Answers
Aristocrat Technologies
Anonymous
posted on 2 Nov 2021
I applied via Naukri.com and was interviewed in May 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Question related to experience and basic questions on manual testing like what is the difference between sanity and smoke, test case strategy and planning and scenario. STLC Phases and Bug cycle
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Zupee Data Engineer Interview Process
based on 1 interview
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