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Hindustan Colas Plant Operator Interview Questions and Answers

Updated 6 Jun 2020

Hindustan Colas Plant Operator Interview Experiences

1 interview found

I applied via Naukri.com and was interviewed in Dec 2019. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Tell me about centrifuge pump?
  • Ans. 

    A centrifuge pump is a type of dynamic pump that uses centrifugal force to move fluids through a system.

    • Centrifuge pumps are commonly used in industrial applications for transferring liquids.

    • They are designed to handle a wide range of fluids, including corrosive and abrasive liquids.

    • Centrifuge pumps work by converting rotational energy from a motor into kinetic energy in the fluid, which then creates pressure to move t...

  • Answered by AI
  • Q2. Tell me what's is the meaning of iso certified?
  • Ans. 

    ISO certified refers to a certification that a company or organization has met the standards set by the International Organization for Standardization.

    • ISO stands for International Organization for Standardization

    • ISO certification ensures that a company follows specific quality management practices

    • It demonstrates that the company meets internationally recognized standards

    • ISO certification can enhance credibility, improv...

  • Answered by AI
  • Q3. Tell me about preventive maintenance of a plant?
  • Ans. 

    Preventive maintenance of a plant involves regular inspections, cleaning, and repairs to prevent breakdowns and ensure optimal performance.

    • Create a maintenance schedule based on manufacturer recommendations and industry standards

    • Inspect and clean equipment regularly to prevent buildup and corrosion

    • Replace worn or damaged parts before they cause larger issues

    • Train employees on proper maintenance procedures and safety pr...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview advice is preparation on technical support related pump , thermodynamic , furnace , fluid, property of material.

Interview questions from similar companies

I applied via Campus Placement and was interviewed before Nov 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. In resume about our stream of study

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare the resume complete ly and your stream of study

Interview Questionnaire 

2 Questions

  • Q1. Write Query
  • Ans. 

    Write a query

    • Specify the database and table name

    • List the columns to be selected

    • Add any conditions or filters

    • Specify the order of results

  • Answered by AI
  • Q2. Update query

Skills evaluated in this interview

Interview Preparation Tips

Round: TECHNICAL ROUND TEST
Experience: A 45 mins round which consisted of 30 mins of core questions and 15 mins of data structures.  It was a mix of test on our knowledge .

Round: HR Interview
Experience: Most of the questions were based on general knowledge and many of them were from the resume provides by me

General Tips: It is always advisable to be prepared with certain set of general questions which make it easier to answer.
Skill Tips: Focus on your Study.. Revise the subject that you have studied at the time of Interview
Skills: Technical Skills
College Name: IIT MADRAS

Interview Preparation Tips

Round: Test
Experience: Questions were on Aptitude, English, Probability, Permutations andCombinations and Programming (C, C++). NO Group Discussion was held.Candidates were shortlisted on the basis of their test scores.

Round: Technical Interview
Experience: Total time of this round was 45 minutes.First 30 minutes, questions on core programming were asked and in the remaining 15 minutes questions were asked on data structures.

Round: HR Interview
Experience: This was a 5 minute round where questions were put up, some based on the resume and other were general questions.

Skills: Knowledge in MATLAB.
College Name: IIT MADRAS

I applied via Campus Placement and was interviewed before Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Completely in the resume and mostly depends upon the hr

Interview Preparation Tips

Interview preparation tips for other job seekers - Study coding and your department related stuff
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Java , selenim , testng , cucumber
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Mar 2023. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Difference between list and tuple?
  • Ans. 

    List is mutable, tuple is immutable in Python.

    • List can be modified after creation, tuple cannot.

    • List is defined using square brackets [], tuple using parentheses ().

    • Example: list_example = [1, 2, 3], tuple_example = (4, 5, 6)

  • Answered by AI
Round 2 - HR 

(1 Question)

  • Q1. Salary negotaiations

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Need to dig into basics
Round 2 - HR 

(1 Question)

  • Q1. Just communication
Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before May 2023. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. All about Cucumber, TestNG and Java basic questions both conceptual and coding based.
Round 2 - HR 

(1 Question)

  • Q1. About Salary and documents

Hindustan Colas Interview FAQs

How to prepare for Hindustan Colas Plant Operator interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Hindustan Colas. The most common topics and skills that interviewers at Hindustan Colas expect are Breakdown Maintenance, Production, Plant Machinery, Plant Operations and Preventive Maintenance.
What are the top questions asked in Hindustan Colas Plant Operator interview?

Some of the top questions asked at the Hindustan Colas Plant Operator interview -

  1. Tell me about preventive maintenance of a pla...read more
  2. Tell me what's is the meaning of iso certifi...read more
  3. Tell me about centrifuge pu...read more

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Hindustan Colas Plant Operator Salary
based on 10 salaries
₹3 L/yr - ₹4.5 L/yr
12% more than the average Plant Operator Salary in India
View more details

Hindustan Colas Plant Operator Reviews and Ratings

based on 2 reviews

2.6/5

Rating in categories

2.4

Skill development

1.8

Work-life balance

1.6

Salary

2.6

Job security

3.4

Company culture

2.4

Promotions

2.6

Work satisfaction

Explore 2 Reviews and Ratings
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