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CleanMax Enviro Energy Solutions Senior Engineer Interview Questions and Answers

Updated 21 Jul 2024

CleanMax Enviro Energy Solutions Senior Engineer Interview Experiences

3 interviews found

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Concrete technology
  • Q2. Soil and steel testing and field observation
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - HR 

(1 Question)

  • Q1. About yourself and how many experience in SCM
Round 3 - Technical 

(1 Question)

  • Q1. Subscription materials details

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Senior Engineer Interview Questions & Answers

user image naresh kapavarapu

posted on 14 Oct 2021

Interview Questionnaire 

1 Question

  • Q1. Technical questions, safety.

Interview Preparation Tips

Interview preparation tips for other job seekers - If u r joined directly to client side of clean max it good, but if you joined 3rd party thy treet like labours.

Interview questions from similar companies

I applied via Walk-in and was interviewed in May 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Question asked from both boiler, turbine & interlock protection of equipment.How to handle the equipment during emergency situation etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Telephonic conversation had been taken for 40 minutes maximum.Try to give answers promptly & very shortly.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Technical 

(12 Questions)

  • Q1. What are the lifecycle methods?
  • Ans. 

    Lifecycle methods are methods that are automatically called at certain points in the lifecycle of a component in React.

    • Lifecycle methods include componentDidMount, componentDidUpdate, componentWillUnmount, etc.

    • These methods allow developers to perform actions at specific points in a component's lifecycle, such as fetching data after the component has been rendered.

    • They are used to manage side effects, perform cleanup, ...

  • Answered by AI
  • Q2. What are the advantages and features of react?
  • Ans. 

    React is a popular JavaScript library for building user interfaces.

    • Component-based architecture for reusability and easy maintenance

    • Virtual DOM for efficient updates and performance optimization

    • JSX syntax for writing HTML within JavaScript

    • One-way data binding for predictable data flow

    • Support for server-side rendering for improved SEO

    • Large community and ecosystem with many third-party libraries and tools

  • Answered by AI
  • Q3. Difference between class and functional components?
  • Ans. 

    Class components are ES6 classes that extend from React.Component and have state and lifecycle methods, while functional components are simple functions that take props as input and return JSX.

    • Class components are defined using ES6 classes and have a render method.

    • Functional components are defined as simple functions that take props as input and return JSX.

    • Class components can have state and lifecycle methods like comp...

  • Answered by AI
  • Q4. What are the Higher order components?
  • Ans. 

    Higher order components are functions that take a component and return a new component with additional functionality.

    • Higher order components enhance the functionality of existing components

    • They can be used for code reusability and separation of concerns

    • Examples include withRouter from React Router and connect from React Redux

  • Answered by AI
  • Q5. What are the React hooks?
  • Ans. 

    React hooks are functions that let you use state and other React features without writing a class.

    • React hooks were introduced in React 16.8.

    • They allow you to use state and other React features in functional components.

    • Some commonly used hooks are useState, useEffect, useContext, and useReducer.

    • Hooks are more flexible and easier to use compared to class components.

  • Answered by AI
  • Q6. What is the difference between contextAPI and Redux?
  • Ans. 

    ContextAPI is a built-in feature in React for managing global state, while Redux is a separate library for state management in React applications.

    • ContextAPI is built into React, while Redux is a separate library.

    • ContextAPI is primarily used for managing global state in a React application.

    • Redux provides a centralized store for state management and follows a unidirectional data flow.

    • ContextAPI is simpler to use for smal...

  • Answered by AI
  • Q7. What are the semantic elements in html?
  • Ans. 

    Semantic elements in HTML are tags that clearly define the content they wrap, providing meaning to both browsers and developers.

    • Semantic elements help improve SEO by providing search engines with better understanding of the content.

    • Examples of semantic elements include <header>, <footer>, <article>, <section>, <nav>, <aside>, <main>, <figure>, <figcaption>, <deta...

  • Answered by AI
  • Q8. What are the pseudo elements?
  • Ans. 

    Pseudo elements are used in CSS to style specific parts of an element.

    • Pseudo elements are denoted by double colons (::) in CSS.

    • They allow styling of specific parts of an element, like the first letter or line.

    • Common pseudo elements include ::before, ::after, ::first-line, and ::first-letter.

  • Answered by AI
  • Q9. What is box model?
  • Ans. 

    The box model is a fundamental concept in CSS that defines the layout of elements on a webpage.

    • The box model consists of content, padding, border, and margin.

    • Content: the actual content of the element, such as text or images.

    • Padding: space between the content and the border.

    • Border: a line that goes around the padding and content.

    • Margin: space outside the border, separating the element from other elements.

  • Answered by AI
  • Q10. What is hoisting?
  • Ans. 

    Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during the compilation phase.

    • Variable and function declarations are hoisted to the top of their scope.

    • Only declarations are hoisted, not initializations.

    • Function declarations take precedence over variable declarations.

    • Example: console.log(myVar); var myVar = 10; // Output: undefined

    • Example: cons...

  • Answered by AI
  • Q11. What is difference between normal function and arrow function?
  • Ans. 

    Normal functions are defined using the function keyword, while arrow functions are defined using the => syntax.

    • Normal functions are hoisted, while arrow functions are not hoisted.

    • Arrow functions do not have their own 'this' keyword, they inherit it from the parent scope.

    • Arrow functions do not have their own 'arguments' object.

    • Arrow functions are more concise and have implicit return.

    • Arrow functions cannot be used as co

  • Answered by AI
  • Q12. What is splice and slice?
  • Ans. 

    Splice and slice are methods used in programming to manipulate arrays.

    • Splice is used to add or remove elements from an array at a specific index.

    • Slice is used to extract a portion of an array and returns a new array.

    • Example of splice: array.splice(2, 0, 'new element') - adds 'new element' at index 2.

    • Example of slice: array.slice(1, 4) - extracts elements from index 1 to 3.

  • Answered by AI
Round 2 - Coding Test 

Coding questions on Java script like array methods and objects handling. coding questions on React is like life cycle methods using functional components and state management.

Round 3 - HR 

(2 Questions)

  • Q1. Why should we hire you?
  • Q2. How do you handle the work?

Skills evaluated in this interview

Interview Questionnaire 

1 Question

  • Q1. Course-related questions

Interview Preparation Tips

Round: Test
Experience: 1. Topics: Reasoning and Technical (AE & ME).
Open for Programme/Departments: All dual degree students
Number of Students selected: 1
Duration: 30 minutes

General Tips: Prepare for courses offered by department.
College Name: IIT KANPUR

I applied via Naukri.com and was interviewed before Dec 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. What is the value of 1/infunity
  • Ans. 

    The value of 1/infinity is 0.

    • The value of 1/infinity is considered to be zero.

    • In mathematics, infinity is not a number but a concept representing an unbounded quantity.

    • When we divide any finite number by infinity, the result tends to zero.

    • For example, 1/∞ = 0, 10/∞ = 0, -5/∞ = 0.

  • Answered by AI
  • Q2. What is the properties of glass
  • Ans. 

    Glass is a solid material that is transparent, brittle, and has no definite shape or volume.

    • Glass is made by melting silica, soda ash, and lime together at high temperatures.

    • It is a good insulator and can be used for windows, lenses, and mirrors.

    • Glass can be colored or clear, and can be shaped into various forms.

    • It is fragile and can break easily, but can also be tempered to increase its strength.

    • Glass is non-porous an...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - I will say it is a conversation about technical aspects and manufacturing process of components with respect daily usage

I applied via Recruitment Consultant and was interviewed in Jan 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. 19 technical question asked and 10/8 question is write

Interview Preparation Tips

Interview preparation tips for other job seekers - Technical

Interview Questionnaire 

1 Question

  • Q1. What are problem solving techniques
  • Ans. 

    Problem solving techniques are methods used to identify, analyze and solve problems.

    • Root cause analysis

    • Brainstorming

    • Fishbone diagram

    • Pareto chart

    • 5 Whys

    • DMAIC

    • PDCA

    • Kaizen

    • TRIZ

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - 7qc tools & 8D
In detail 7qc tool can be studied
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Technical questions about transmission line
  • Q2. Feeder capacity in wind 33 kv line

Interview Preparation Tips

Interview preparation tips for other job seekers - Great place to work with a friendly team

CleanMax Enviro Energy Solutions Interview FAQs

How many rounds are there in CleanMax Enviro Energy Solutions Senior Engineer interview?
CleanMax Enviro Energy Solutions interview process usually has 2 rounds. The most common rounds in the CleanMax Enviro Energy Solutions interview process are Technical, Resume Shortlist and HR.
What are the top questions asked in CleanMax Enviro Energy Solutions Senior Engineer interview?

Some of the top questions asked at the CleanMax Enviro Energy Solutions Senior Engineer interview -

  1. Soil and steel testing and field observat...read more
  2. Technical questions, safe...read more
  3. Concrete technol...read more

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CleanMax Enviro Energy Solutions Senior Engineer Interview Process

based on 2 interviews

Interview experience

5
  
Excellent
View more

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CleanMax Enviro Energy Solutions Senior Engineer Salary
based on 16 salaries
₹4 L/yr - ₹12 L/yr
22% less than the average Senior Engineer Salary in India
View more details

CleanMax Enviro Energy Solutions Senior Engineer Reviews and Ratings

based on 4 reviews

3.8/5

Rating in categories

3.9

Skill development

4.2

Work-life balance

4.0

Salary

4.1

Job security

4.7

Company culture

4.2

Promotions

3.1

Work satisfaction

Explore 4 Reviews and Ratings
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