Patil Group
30+ Marvell India Interview Questions and Answers
Q1. How is the water cement ratio affected when the admixture is added?
The water cement ratio is affected by the addition of admixture.
The water cement ratio is the ratio of the weight of water to the weight of cement in a concrete mix.
When an admixture is added, it can change the properties of the concrete mix, including the water cement ratio.
Some admixtures, such as water-reducing admixtures, can decrease the water cement ratio by allowing for a lower water content while maintaining workability.
Other admixtures, such as plasticizers, can incr...read more
Q2. What are the seven quality control tools, and can you provide explanations for each?
The seven quality control tools are essential for process improvement and problem-solving in engineering.
Check sheet: Used to collect and analyze data in a systematic way, such as tracking defects in a manufacturing process.
Pareto chart: Helps identify the most significant factors contributing to a problem by displaying them in descending order of frequency or impact.
Cause-and-effect diagram (Fishbone diagram): Visualizes the potential causes of a problem to identify root cau...read more
Q3. Why is it mandatory for an organization to implement lean practices?
Implementing lean practices is mandatory for organizations to improve efficiency, reduce waste, and increase productivity.
Lean practices help organizations identify and eliminate waste in processes, leading to cost savings and improved efficiency.
By implementing lean practices, organizations can improve quality control and reduce defects in products or services.
Lean practices promote continuous improvement and empower employees to contribute ideas for process optimization.
Imp...read more
Q4. What is Pareto analysis and how is it applied in decision-making processes?
Pareto analysis is a technique used to identify the most important factors contributing to a problem or situation.
Pareto analysis is based on the Pareto Principle, also known as the 80/20 rule, which states that roughly 80% of effects come from 20% of causes.
It involves identifying and prioritizing the factors that have the most significant impact on a particular outcome.
By focusing on addressing the most critical factors first, Pareto analysis helps in making more effective ...read more
Q5. What are the seven steps of autonomous maintenance?
Autonomous maintenance is a key pillar of Total Productive Maintenance (TPM) and involves seven steps to empower operators to take care of their equipment.
Step 1: Initial Cleaning - Operators clean the equipment and surrounding area to identify abnormalities.
Step 2: Eliminate Sources of Contamination - Remove dirt, dust, and debris that can lead to breakdowns.
Step 3: General Inspection - Operators visually inspect the equipment for wear, leaks, or other issues.
Step 4: Autonom...read more
Q6. What are the calculations involved in Overall Equipment Effectiveness (OEE)?
OEE calculations involve Availability, Performance, and Quality factors to measure equipment efficiency.
Calculate Availability by dividing Operating Time by Planned Production Time.
Calculate Performance by dividing Actual Production by Maximum Possible Production.
Calculate Quality by dividing Good Units Produced by Total Units Started.
Q7. What are the steps involved in performing safety risk assessments?
Steps involved in performing safety risk assessments
Identify hazards and potential risks
Assess the likelihood and severity of each risk
Implement control measures to mitigate risks
Monitor and review the effectiveness of control measures
Document findings and recommendations
Communicate risks to relevant stakeholders
Q8. What are the various types of admixtures?
Admixtures are substances added to concrete to enhance its properties. They can be classified into different types.
Water-reducing admixtures: reduce the amount of water needed for a given concrete mix
Retarding admixtures: delay the setting time of concrete
Accelerating admixtures: speed up the setting time of concrete
Air-entraining admixtures: introduce tiny air bubbles to improve workability and durability
Superplasticizers: improve the flowability of concrete without increasi...read more
Q9. How can downstream team members be motivated?
Downstream team members can be motivated through recognition, clear communication, opportunities for growth, and fostering a positive work environment.
Provide recognition for their hard work and achievements
Communicate clearly about goals, expectations, and feedback
Offer opportunities for growth and development, such as training or mentorship programs
Create a positive work environment through team-building activities and open communication channels
Q10. What is a Gemba walk, and how is it performed?
A Gemba walk is a Lean management technique where managers go to the actual workplace to observe operations and engage with employees.
Gemba walks involve observing processes, asking questions, and identifying opportunities for improvement.
Managers should focus on understanding the work being done and the challenges faced by employees.
Gemba walks help in building relationships with employees and fostering a culture of continuous improvement.
Examples: A manager visiting a facto...read more
Q11. What will you do if auditee or process owner does not agree with your audit observation?
I will try to understand their perspective and provide additional evidence to support my observation.
Listen to their concerns and try to understand their perspective
Provide additional evidence to support my observation
Discuss the issue with the audit team and seek their opinion
If necessary, escalate the issue to higher management
Maintain a professional and respectful attitude throughout the process
Q12. What are the steps involved in procurement process and how will you check compliance?
The procurement process involves several steps including identifying the need, selecting suppliers, negotiating contracts, and making payments. Compliance can be checked through audits and reviews.
Identify the need for goods or services
Select potential suppliers and issue a request for proposal (RFP)
Evaluate proposals and select a supplier
Negotiate contract terms and conditions
Issue a purchase order
Receive goods or services and verify quality and quantity
Authorize payment
Chec...read more
Q13. (1) What is concrete and pre stress concrete? (2) What is reinforcement? (3) What is stress, youngs modulus, relationships between stress strain? (4)Test of aggregates.
Answers to questions related to concrete, pre-stress concrete, reinforcement, stress, youngs modulus, and test of aggregates.
Concrete is a mixture of cement, sand, and aggregates. Pre-stressed concrete is a type of concrete where internal stresses are introduced before loading to improve its strength.
Reinforcement is the process of adding steel bars or mesh to concrete to improve its strength and durability.
Stress is the force per unit area applied to a material. Young's modu...read more
Q14. What is frog , what is the area of triangle,how many types of tiles
The question is unrelated and consists of three different topics: frog, area of triangle, and types of tiles.
Frog is an amphibian with smooth, moist skin and long hind legs adapted for leaping.
The area of a triangle is calculated by multiplying the base by the height and dividing by 2.
There are various types of tiles such as ceramic, porcelain, mosaic, glass, etc.
Q15. Disadvantages of mineral admixtures?
Mineral admixtures have several disadvantages in construction.
Mineral admixtures can affect the workability of concrete, making it more difficult to handle and place.
They may increase the setting time of concrete, leading to delays in construction.
Some mineral admixtures, such as fly ash, can have a negative impact on the strength and durability of concrete.
Mineral admixtures may introduce variability in concrete properties, making it challenging to achieve consistent results...read more
Q16. For how long is the manufactured cement used?
Q17. What is the initial setting time for O.P.C ?
Q18. What is the unit weight of R.C.C ?
Q19. What is the full form of O.P.C ?
Q20. HOW YOU WILL CONTROL COST
By implementing cost control measures, monitoring expenses, negotiating with suppliers, and optimizing production processes.
Implementing cost control measures such as setting budgets and tracking expenses
Monitoring expenses regularly to identify areas of overspending
Negotiating with suppliers to get the best prices for materials and services
Optimizing production processes to reduce waste and improve efficiency
Q21. What is 53s in cement 53-grade ?
Q22. What is the I.S.T for cement ?
Q23. Why directors board unseen to thefts??
Directors may not always be aware of thefts due to lack of oversight, trust in employees, or focus on other priorities.
Directors may not be directly involved in day-to-day operations where thefts occur
There may be a lack of proper oversight or monitoring mechanisms in place
Directors may trust their employees and not suspect them of theft
Directors may be focused on other strategic priorities and not pay attention to potential theft issues
Q24. EXPLAIN WIRE DRAWING PROCESS PARAMETERS
Wire drawing process parameters involve factors like die angle, reduction ratio, lubrication, and speed.
Die angle affects the shape and size of the wire being drawn.
Reduction ratio determines the amount of diameter reduction in each pass.
Lubrication is crucial for reducing friction and heat during the process.
Speed influences the overall efficiency and quality of the drawn wire.
Q25. SAP Software working Experience
I have 3 years of experience working with SAP software.
Proficient in using SAP modules such as FI, CO, MM, and SD.
Experience in creating and maintaining master data in SAP.
Skilled in generating financial reports and analyzing data using SAP.
Familiar with SAP implementation and customization processes.
Trained new employees on how to use SAP software.
Q26. What you doing for GSTR 3B Reco.
For GSTR 3B reconciliation, I compare the data in GSTR 3B with the data in the books of accounts to ensure accuracy.
Compare the total taxable value and tax amount reported in GSTR 3B with the books of accounts
Check for any discrepancies or missing entries in the GSTR 3B compared to the books of accounts
Reconcile input tax credit claimed in GSTR 3B with the eligible credits as per books of accounts
Verify the details of outward and inward supplies mentioned in GSTR 3B with supp...read more
Q27. What do you mean by M60 ?
Q28. Explain about TPM
TPM stands for Total Productive Maintenance, a proactive approach to maintenance that aims to maximize equipment effectiveness.
TPM focuses on preventing equipment breakdowns through regular maintenance and employee involvement.
It involves autonomous maintenance, planned maintenance, and focused improvement activities.
TPM aims to improve overall equipment effectiveness (OEE) by reducing downtime, improving quality, and increasing productivity.
Example: Implementing TPM in a man...read more
Q29. What indicates fe⁴¹⁵ ?
Q30. Accounting Experience
I have 5 years of experience in accounting, including bookkeeping, financial reporting, and budgeting.
Managed accounts payable and receivable, ensuring timely payments and collections
Prepared monthly financial statements and analyzed variances to budget
Developed and monitored annual budgets for multiple departments
Implemented new accounting software and trained staff on its use
Collaborated with auditors during annual audits to ensure compliance with GAAP
Q31. How to control Manpower attrition
Manpower attrition can be controlled by implementing various strategies such as improving employee engagement, offering competitive compensation and benefits, providing opportunities for growth and development, and creating a positive work culture.
Improve employee engagement through regular feedback sessions and recognition programs
Offer competitive compensation and benefits to attract and retain top talent
Provide opportunities for growth and development through training prog...read more
Q32. Fundamentals of plants and machinery
Fundamentals of plants and machinery involve understanding the basic principles and components of industrial equipment.
Understanding the operation and maintenance of various types of machinery used in industrial plants
Knowledge of mechanical systems, such as pumps, compressors, and turbines
Familiarity with power transmission systems, including gears, belts, and chains
Ability to troubleshoot and diagnose issues with machinery to ensure optimal performance
Skills in preventive m...read more
Q33. A Water cement ratio
Water cement ratio is the ratio of the weight of water to the weight of cement used in a concrete mix.
Water cement ratio is a crucial factor in determining the strength and durability of concrete.
A lower water cement ratio results in stronger and more durable concrete.
Typical water cement ratios range from 0.4 to 0.6 for normal strength concrete.
For high strength concrete, water cement ratios can be as low as 0.25.
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