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Nowcom Data Engineer Interview Questions and Answers
Nowcom Data Engineer Interview Experiences
1 interview found
Selected
I applied via Referral and was interviewed before Jul 2023. There was 1 interview round.
(3 Questions)
- Q1. Query execution plan related questions
- Q2. Real time question for sql query
- Q3. Level of sql query is intermediate.
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Data Engineer Interview Questions & Answers
EasyRewardz Software Services
Anonymous
posted on 14 Oct 2023
Selected
I applied via Recruitment Consulltant and was interviewed before Oct 2022. There were 2 interview rounds.
(1 Question)
- Q1. Question from resume. Hadoop, hive pyspark, python,MySQL,nosql
1. Basic python syntax
2. Basic pyspark transformation
Interview Preparation Tips
2nd Round Coding test according to company requirements.
Manager feels like you néed one more round if lacking somewhere you will get it
Last HR round
I applied via campus placement at BRACT's Vishwakarma Institute of Information Technology, Pune and was interviewed in Oct 2024. There was 1 interview round.
(4 Questions)
- Q1. What is polymorphism
- Ans.
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or classes.
Examples include method overloading and method overriding in object-oriented programming.
- Q2. Find missing number from nth number array.
- Ans.
Find missing number from nth number array.
Iterate through the array and calculate the sum of all numbers
Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2
Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
- Q3. Explain inheritance and it types
- Ans.
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Inheritance allows a class to reuse code from another class.
Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.
Example: Class B inherits from Class A, so Class B can access
- Q4. Find 2nd max elements from aaray
- Ans.
Find 2nd max element from array of strings
Sort the array in descending order
Skip the first element (max element)
Return the second element
Skills evaluated in this interview
(2 Questions)
- Q1. Basic java questions
- Q2. Sql related questions
Interview Preparation Tips
Software Engineer Interview Questions & Answers
Velocity Software Solutions
Vaibhav Pratap Singh
posted on 7 Feb 2024
I applied via campus placement at ABES Engineering College, Ghaziabad and was interviewed in Jan 2024. There were 3 interview rounds.
There was total of 40 questions
First 20: Aptitude based topics like time and work, profit and loss, speed and distance
Second 20: Programming MCQs based on C, C++ and python. Task is to guess the correct output and errors.
There were 4 coding questions based on array, 2 SQL queries and one article.
Coding questions were easy for batch 2 but difficult for batch 1. Star patterns are present in batch 1.
SQL queries were easy.
One article (200-300)words. Topics was Google maps.
(3 Questions)
- Q1. Founder came and asked approach I used to solve coding questions in round 2. He then check the output for each question. Then he checked the SQL queries I have written, in which I had write two wrong queri...
- Q2. He asked me about different approaches to solve a problem
- Q3. He asked about the project I had done on Java Full stack.
Interview Preparation Tips
Practice as much coding questions based on array, patterns and star patterns.
Practice as much SQL queries as you can.
You have to carry your own laptop so install atleast one ide which can work without internet.
Also practice writing articles for this company (2-3).
Prepare notes
Know participants
Maintain a good posture
(5 Questions)
- Q1. Name and where are you from ?
- Ans. My self Sirisha , I'm from khammam district sathupally mandal
- Q2. Educational background?
- Ans. Degree final year at kakatiya University
- Q3. What are your strengths?
- Q4. What are your weakness?
- Ans. Straight forward More talkative Trust people very quickly
- Q5. Why should I hair you?
- Ans. Career goals Work experience Skills realated to job
Interview Preparation Tips
2.Prepare your 30-sec elevator pitch to employers.
3. Network with employers AND other job seekers.
Data Engineer Interview Questions & Answers
EasyRewardz Software Services
Anonymous
posted on 14 Oct 2023
Selected
I applied via Recruitment Consulltant and was interviewed before Oct 2022. There were 2 interview rounds.
(1 Question)
- Q1. Question from resume. Hadoop, hive pyspark, python,MySQL,nosql
1. Basic python syntax
2. Basic pyspark transformation
Interview Preparation Tips
2nd Round Coding test according to company requirements.
Manager feels like you néed one more round if lacking somewhere you will get it
Last HR round
Varun Kasliwal
Interview Questionnaire
2 Questions
- Q1. Questions from C, Data structure, OS,Database
- Q2. Technical + HR
Interview Preparation Tips
Experience: This round was simple.
It consist of 5 sections ..1.Aptitude (10 questions). 2.Operating System Basics and Unix Commands(16 questions) 3.Data Structure(9 questions) 4.Output C Questions(6 questions) 5.Programming questions out of 4 any 2 you can do.(2 questions from data structure and 2 from sorting)
Tips: If you know the basics of all these topics then you can easily clear this round.Try to score as more marks as possible because this score counts in the next round too.
Round: Technical Interview
Experience: Moderate
Tips: Be confident and don't get panic.If you don't know anything simply say no don't waste time.
Round: Technical Interview
Experience: Moderate
Skill Tips: Be Confident and keep calm.You must have the complete knowledge of the projects which you have written in your resume.
Skills: C, Data Structure, os, Database
College Name: VIT VELLORE
Software Engineer Interview Questions & Answers
Velocity Software Solutions
Anonymous
posted on 13 Mar 2024
I applied via Walk-in and was interviewed in Feb 2024. There were 2 interview rounds.
It consists of basic aptitude questions and some coding output questions followed by basic SQL questions. Overall the difficulty level was medium.
(1 Question)
- Q1. They asked me to write code for 4 problems. All questions consists array medium level and then there are difficult SQL questions to solve. Unfortunately I couldn't passed this round. But it was a great lea...
Data Analyst Interview Questions & Answers
EasyRewardz Software Services
Anonymous
posted on 3 Aug 2021
Interview Questionnaire
2 Questions
- Q1. Questions from various topics in sql like joins, indexes, subqueries. Statistics and Python as well
- Q2. Initial round was aptitude round
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