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Bahrain National Gas Interview Questions and Answers

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Interview Questionnaire 

1 Question

  • Q1. Technical questions related to inventory,scm and stock management

Interview Preparation Tips

Round: Resume Shortlist
Experience: Experience and key skills

I appeared for an interview before Jul 2016.

Interview Preparation Tips

Round: Resume Shortlist
Experience: Face to Face interview me
Tips: He asked me why did coming here i told this is a big company growth is here

Skills: Talking Ability

I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Assignment 

Energy law assignment

Interview Preparation Tips

Topics to prepare for Oil And Natural Gas Corporation Intern interview:
  • Contracts
  • Energy Management
Interview preparation tips for other job seekers - get a good drafted resume
try using IRAC method while doing the assignment
add as many as case laws

I appeared for an interview before Dec 2020.

Interview Questionnaire 

2 Questions

  • Q1. Basic questions testing your technical skills
  • Q2. Be confident with your answers

Interview Preparation Tips

Interview preparation tips for other job seekers - Most of the questions asked were basic technical questions. Being confident is the key

I applied via Walk-in and was interviewed in Dec 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. About your work, self, Skills,

Interview Preparation Tips

Interview preparation tips for other job seekers - Confident, Grooming,
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in

Interview Questionnaire 

10 Questions

  • Q1. Lubricants related questions
  • Q2. Meaning of meneral oil
  • Ans. 

    Mineral oil is a clear, colorless, odorless, and tasteless oil derived from petroleum.

    • Mineral oil is commonly used in cosmetics, pharmaceuticals, and as a lubricant.

    • It is often used as a laxative to relieve constipation.

    • Mineral oil can also be found in baby oil and various skincare products.

    • It is important to note that mineral oil should not be ingested in large quantities as it can cause health issues.

  • Answered by AI
  • Q3. 5w30 pcmo oil questions
  • Q4. Lubricants fired experience
  • Ans. 

    I have 5 years of experience in selling lubricants to industrial clients, achieving 20% growth in sales each year.

    • Developed strong relationships with key clients in the industrial sector

    • Identified and pursued new business opportunities in the lubricants market

    • Provided technical expertise and support to clients in selecting the right lubricants for their needs

    • Consistently met or exceeded sales targets through effective

  • Answered by AI
  • Q5. Lubricants related questions
  • Q6. Working of Lubricants
  • Ans. 

    Lubricants are substances used to reduce friction between surfaces in mutual contact, which ultimately reduces the heat generated when the surfaces move.

    • Lubricants can be in the form of oils, greases, or solid lubricants.

    • They are used in various industries such as automotive, manufacturing, and aerospace.

    • Lubricants help to extend the lifespan of machinery by reducing wear and tear on moving parts.

    • They also help to impr...

  • Answered by AI
  • Q7. Different mco pcmo and cvo Lubricants
  • Ans. 

    MCO, PCMO, and CVO lubricants are different types of lubricants used in various industries for different purposes.

    • MCO stands for Marine Cylinder Oil, used in marine engines to reduce friction and wear.

    • PCMO stands for Passenger Car Motor Oil, used in automotive engines to lubricate moving parts and reduce heat.

    • CVO stands for Commercial Vehicle Oil, used in heavy-duty vehicles like trucks and buses to provide lubrication

  • Answered by AI
  • Q8. Lubricants questions
  • Q9. Different of Lubricants 20w40 10w30
  • Ans. 

    Lubricants 20w40 and 10w30 differ in their viscosity grades, with 20w40 being thicker and better suited for high temperatures.

    • 20w40 has a higher viscosity grade compared to 10w30

    • 10w30 is thinner and flows more easily in cold temperatures

    • 20w40 is better suited for high temperature environments

    • 10w30 may provide better fuel economy due to lower viscosity

  • Answered by AI
  • Q10. Different of Lubricants 15w40 5w30
  • Ans. 

    15w40 and 5w30 are different types of lubricants used in vehicles, with varying viscosity and temperature ranges.

    • 15w40 has a higher viscosity compared to 5w30

    • 5w30 is better suited for colder temperatures due to its lower viscosity

    • 15w40 is commonly used in diesel engines while 5w30 is used in gasoline engines

  • Answered by AI

I applied via Newspaper Ad and was interviewed before Mar 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Group Discussion 

Hi

Interview Preparation Tips

Interview preparation tips for other job seekers - No advice .I will proof my self
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Not Selected

I appeared for an interview in Jan 2025.

Round 1 - Technical 

(1 Question)

  • Q1. Tell me about yourself.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Jan 2024. There were 3 interview rounds.

Round 1 - Group Discussion 

My GD topic was renewable energy.

Round 2 - HR 

(7 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a Senior Engineer with 10+ years of experience in designing and implementing complex systems.

    • 10+ years of experience in engineering

    • Specialize in designing and implementing complex systems

    • Strong problem-solving skills

    • Experience with various programming languages such as Java, Python, and C++

  • Answered by AI
  • Q2. Why do you want to leave your previous company and join GAIL
  • Ans. 

    Seeking new challenges and growth opportunities at GAIL.

    • Desire for new challenges and opportunities for growth

    • Interested in working in a different industry or with different technologies

    • Attracted to GAIL's reputation and projects

    • Seeking a more collaborative and innovative work environment

  • Answered by AI
  • Q3. What do your parents do
  • Ans. 

    My parents are both retired now, but my father used to work as a civil engineer and my mother was a teacher.

    • Father worked as a civil engineer

    • Mother was a teacher

    • Both are retired now

  • Answered by AI
  • Q4. Have you ever visited Delhi earlier
  • Ans. 

    Yes, I have visited Delhi earlier for a business trip.

    • Visited Delhi for a business trip

    • Explored historical sites like Red Fort and Qutub Minar

    • Enjoyed local cuisine like butter chicken and chaat

  • Answered by AI
  • Q5. How did you reach Noida for interview
  • Q6. Where are you staying in Noida for interview process
  • Ans. 

    I am staying at a hotel in Sector 18, Noida for the interview process.

    • Staying at a hotel in Sector 18, Noida

    • Close to the interview location

    • Comfortable accommodation for the duration of the process

  • Answered by AI
  • Q7. Related family background
Round 3 - Technical 

(7 Questions)

  • Q1. Detailed technical questions about bearing, pump, furnace tubes (1st and 2nd pass)MOC, TLE MOC, heat exchanger tube MOC, TEMA codes and classification etc.
  • Q2. Decoking process of cracking furnace, Naphtha circuit of furnace with sketches,
  • Ans. 

    Decoking process involves removing coke deposits from cracking furnace and naphtha circuit to maintain efficiency.

    • Decoking process involves burning off coke deposits using controlled combustion.

    • Mechanical decoking involves using high-pressure water jets to remove coke deposits.

    • Chemical decoking involves using solvents or acids to dissolve coke deposits.

    • Regular decoking is essential to prevent blockages and maintain fur

  • Answered by AI
  • Q3. Detailed refrigeration cycles
  • Ans. 

    Refrigeration cycles are thermodynamic processes used in refrigerators and air conditioners to transfer heat from a low temperature reservoir to a high temperature reservoir.

    • Refrigeration cycles typically involve four main components: compressor, condenser, expansion valve, and evaporator.

    • The refrigerant undergoes a cycle of compression, condensation, expansion, and evaporation to absorb heat from the space being coole...

  • Answered by AI
  • Q4. Safety related questions which I couldn't answer well
  • Q5. Safety procedures before starting of hot job
  • Ans. 

    Safety procedures before starting a hot job include obtaining a hot work permit, conducting a hazard assessment, ensuring proper ventilation, and having fire extinguishing equipment nearby.

    • Obtain a hot work permit before starting any hot job

    • Conduct a hazard assessment to identify potential risks

    • Ensure proper ventilation in the work area to prevent buildup of flammable gases

    • Have fire extinguishing equipment nearby and r

  • Answered by AI
  • Q6. Furnace tubes Welding related questions
  • Q7. Scaffolding and insulation related general questions (easy)

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared for GD and just keep enough technical knowledge on your field of experience. Be relaxed and give interview with happy face..don't be depressed if you couldn't answer any question during interview. If you don't know anything just say "I don't know" ...keep the things simple and give honest answer always.

I applied via Company Website and was interviewed before Sep 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. How will you identify if a pump is cavitating while working on a DCS panel?
  • Ans. 

    To identify if a pump is cavitating while working on a DCS panel, you can look for certain indicators.

    • Monitor the pump's suction pressure. If it is fluctuating or dropping below the specified range, it may indicate cavitation.

    • Check the pump's discharge pressure. If it is higher than normal, it could be a sign of cavitation.

    • Listen for unusual noises such as a rattling or grinding sound coming from the pump.

    • Inspect the p...

  • Answered by AI
  • Q2. How would you prepare a hydrocarbon vessel for vessel entry?
  • Ans. 

    To prepare a hydrocarbon vessel for vessel entry, follow these steps:

    • Ensure the vessel is properly isolated from the process and all sources of energy

    • Ventilate the vessel to remove any flammable or toxic gases

    • Perform a thorough inspection of the vessel for any signs of leaks or damage

    • Implement proper lockout/tagout procedures to prevent accidental activation of equipment

    • Provide appropriate personal protective equipment...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for GAIL Senior Engineer interview:
  • Chemical Engineering
  • DCS Operations
Interview preparation tips for other job seekers - Try to answer the questions asked in simple words. The interviewer generally wants to judge an interviewee based on his understanding of the subject. When an applicant is appearing for an interview, he should share his experience and try to quote examples from his experience.

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Bahrain National Gas Reviews and Ratings

based on 12 reviews

4.4/5

Rating in categories

3.5

Skill development

4.5

Work-life balance

3.8

Salary

2.8

Job security

4.5

Company culture

3.0

Promotions

4.6

Work satisfaction

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