Bharat Coking Coal Business Analyst Interview Questions and Answers

Direct through campus placement and group discussion.

Q1. All the studies related concepts were aksed
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Q2. About COST ACCOUNTING STANDARDS
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Q1. General discussion on cement grinding unit
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Q2. Discussion on grinding efficiency and factors effecting performance of grinding
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Grinding efficiency is influenced by factors like feed rate, material properties, grinding wheel speed, and coolant usage.
• Feed rate: Higher feed rates can improve efficiency but may lead to increased wear on the grinding wheel.

• Material properties: Harder materials require slower grinding speeds to achieve optimal efficiency.

• Grinding wheel speed: Higher speeds can increase efficiency but may also generate more heat, aff...read more
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Q3. The effect of grinding media on ball mill performance
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Grinding media can significantly impact ball mill performance by affecting grinding efficiency and wear rate.
• The type of grinding media used can affect the grinding efficiency of the ball mill.

• Different materials of grinding media have varying wear rates, impacting maintenance costs.

• The size and shape of the grinding media can also influence the grinding process.

• For example, using ceramic balls instead of steel balls c...read more
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Q1. On slag reactivity and it's effect on cement performance
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Slag reactivity can impact cement performance by influencing hydration reactions and strength development.
• Slag reactivity refers to the ability of slag to react with water and form cementitious compounds.

• Higher slag reactivity can lead to faster hydration reactions and improved early strength development.

• However, excessive slag reactivity can also result in rapid setting and reduced workability of the concrete.

• Proper s...read more
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Q2. How the ground slag enhance concrete performance was discussed. The effects of ground slag in concrete especially durability of concrete was discussed
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Q1. What is medicine
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Q2. What is tablet???
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A tablet is a portable computer device with a touchscreen display, typically used for browsing the internet, watching videos, playing games, and more.
• Portable computer device with a touchscreen display

• Commonly used for browsing the internet, watching videos, playing games, etc.

• Examples: Apple iPad, Samsung Galaxy Tab, Amazon Fire Tablet
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The exam was lengthy

Data analytics trends

Q1. Tmay, data analytics projects and questions
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Aptitude round with basic questions

Q1. General Questions related to project
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Q2. Project discussion
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Q1. How to connect data sources in power bi
Ans. 
Data sources in Power BI can be connected through various methods including importing data from files, databases, online services, and streaming datasets.
• Import data from files such as Excel, CSV, XML, JSON, etc.

• Connect to databases like SQL Server, MySQL, Oracle, etc.

• Utilize online services connectors for platforms like Google Analytics, Salesforce, Facebook, etc.

• Set up streaming datasets for real-time data analysis.
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Q2. How to add file from sharepoint
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To add a file from SharePoint, you can use the SharePoint API or sync the SharePoint library with your local machine.
• Access the SharePoint site and navigate to the library where you want to add the file.

• Click on the 'Upload' button and select the file you want to upload.

• Alternatively, you can sync the SharePoint library with your local machine using OneDrive or SharePoint Sync.

• Once synced, you can simply drag and drop ...read more
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Q1. Example of value engineering from past experience.
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Implemented value engineering by redesigning a product to reduce costs without sacrificing quality.
• Identified unnecessary features or components that could be removed without impacting functionality.

• Suggested alternative materials or manufacturing processes to lower production costs.

• Collaborated with cross-functional teams to brainstorm cost-saving ideas and implement changes.

• Conducted cost-benefit analysis to ensure t...read more
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Q2. Example of cost saving in previous project.
Ans. 
Implemented lean manufacturing techniques to reduce material waste by 15% in previous project.
• Identified inefficiencies in production process

• Implemented just-in-time inventory system

• Negotiated better pricing with suppliers

• Utilized automation to streamline operations
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Q1. Talk about your professional experience and personal background.
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I have over 10 years of experience in project management, leading cross-functional teams to successful outcomes.
• Managed multiple projects simultaneously, ensuring deadlines were met and budgets were adhered to

• Led a team of 15 individuals in a software development project, resulting in a 20% increase in efficiency

• Implemented Agile methodologies to streamline project processes and improve team collaboration
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Q1. Maths, general knowlege, chemistry
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Q2. Extractîon of Aluminiun
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Extraction of aluminum involves the process of electrolysis of alumina.
• Aluminum is extracted from its ore, bauxite, through the Bayer process.

• The extracted alumina is then converted into aluminum through the Hall-Héroult process.

• Electrolysis is used to separate the aluminum from the oxygen in alumina.

• The process requires a large amount of electricity and is energy-intensive.
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Q3. Alumina from bauxite
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Alumina is extracted from bauxite through a process called the Bayer process.
• Alumina is the primary component of aluminum production.

• The Bayer process involves crushing the bauxite ore, mixing it with sodium hydroxide, and heating it in a pressure vessel.

• The resulting solution is filtered to remove impurities, leaving behind alumina which is then processed into aluminum.

• Alumina is used in a variety of industries includ
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Q1. About experience of quality and metal
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Q2. About compansation and perks
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Q3. About previous work experience
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Q4. About family background
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