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Energy Exemplar Associate Software Engineer Interview Questions and Answers
Energy Exemplar Associate Software Engineer Interview Experiences
1 interview found
Anonymous
I applied via Campus Placement and was interviewed in Aug 2024. There were 3 interview rounds.
It was a mcq + coding round with computer fundamentals and aptitude + easy-medium level dsa questions.
It was an offline aptitute test with 30 questions for 30 minutes.
(4 Questions)
- Q1. Detect a loop in the linked list
- Ans.
Detect a loop in a linked list by using Floyd's Cycle Detection Algorithm
Use two pointers, slow and fast, to traverse the linked list
If there is a loop, the fast pointer will eventually meet the slow pointer
Initialize slow and fast pointers at the head of the linked list
Move slow pointer by one step and fast pointer by two steps in each iteration
If the fast pointer reaches the end of the list or meets the slow pointer,
- Q2. Find the unique element in an array
- Ans.
Find the unique element in an array of strings
Iterate through the array and use a hashmap to store the frequency of each element
After iterating, check the hashmap for elements with frequency 1 to find the unique element
- Q3. Tell about your projects
- Ans.
I have worked on various projects including a web application for a local business and a mobile app for tracking daily habits.
Developed a web application using HTML, CSS, and JavaScript for a local business to manage their inventory and sales.
Created a mobile app using React Native to track daily habits and provide reminders for healthy routines.
Collaborated with a team to implement new features and fix bugs in existin...
- Q4. Write a MySQL query for selecting the id of second highest salary from employee table
- Ans.
MySQL query to select the id of second highest salary from employee table
Use ORDER BY clause to sort salaries in descending order
Use LIMIT to select the second row
Use a subquery to avoid duplicates if multiple employees have the same salary
Interview Preparation Tips
- RDBMS
- Frontend
- DSA
- System Design
Skills evaluated in this interview
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I applied via Naukri.com and was interviewed in Jun 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. About projects
Interview Preparation Tips
Fingent has got a good number of people in the interview panel(my personal experience)
Even if you do not know the answer, the panel will explain it to you.
I applied via Referral and was interviewed before Mar 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Method Overloading and Method Overriding
- Q2. Excel Presentation
Interview Preparation Tips
(1 Question)
- Q1. Tell about Oops concepts
- Ans.
OOPs concepts are fundamental principles in object-oriented programming, including inheritance, encapsulation, polymorphism, and abstraction.
Inheritance: Allows a class to inherit properties and behavior from another class.
Encapsulation: Bundling data and methods that operate on the data into a single unit.
Polymorphism: Ability to present the same interface for different data types.
Abstraction: Hiding the complex imple...
(1 Question)
- Q1. Will ask coding related
(1 Question)
- Q1. What is Expected salary
(1 Question)
- Q1. Basics .net , c#, sql
(1 Question)
- Q1. Current Project Details, Roles and some technical questions too
(1 Question)
- Q1. Package Discussion and Other basic details
Interview Preparation Tips
(2 Questions)
- Q1. Describe Life cycle in react
- Ans.
React has three main phases in its lifecycle: mounting, updating, and unmounting.
Mounting: when a component is created and inserted into the DOM
Updating: when a component is updated due to changes in props or state
Unmounting: when a component is removed from the DOM
Lifecycle methods can be used to perform actions at each phase, such as componentDidMount() or componentWillUnmount()
React also has error handling methods,
- Q2. Explain strict mode in javascript and it's use
- Ans.
Strict mode is a way to write secure and optimized JavaScript code.
Enables catching of silent errors
Disallows duplicate property names or parameters
Prevents use of undeclared variables
Makes `eval()` safer to use
Throws errors on invalid usage of `this` keyword
CURD operations along with implementation of a mock UI
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Jan 2023. There were 3 interview rounds.
(1 Question)
- Q1. Basics Oops concepts and SQL queries along with currently working projects stacks
(1 Question)
- Q1. More in-depth technical questions use of reflections etc
(1 Question)
- Q1. Usual HR interviews company values etc
Interview Preparation Tips
I applied via Company Website and was interviewed before May 2018. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Questions about Oops, data structures based on the projects I had done, and my resume
- Q2. Questions about classes and abstraction
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Normal question about personality and job related
Interview Preparation Tips
Experience: Interview was going smoothly & all questions was related my job so it's was easy for me.
Tips: Good knowledge about of wind turbine
Duration: 2 hours
Total Questions: 25
Round: HR Interview
Experience: Interview was completed so easy
Tips: Required nice personality and confidence is must required
I applied via Naukri.com and was interviewed before Jul 2019. There were 4 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Questions about the projects you worked with. About how specific coding challenges were solved. How it could have been done other ways. etc.
- Q2. About Python versions and differences. Impact on frameworks.
- Q3. About module design, apis.
Interview Preparation Tips
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Software Engineer
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Associate Software Engineer
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Senior Software Engineer
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