Vandana Global Full Stack Software Developer Interview Questions and Answers

Q1. Tell me about yourself.
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Q2. My knowledge and experience
Ans. I am very hard working and share my knowledge in your company and profitable in your company
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On electrical subject

Q1. Previous experience and location
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Q1. About resistance series and parallel
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Q1. Basic questions like Current Salary Expected Salary, Why you want to leave.
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Q1. Basic Domain questions
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Q1. HOD's basic technical questions
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Q1. Salary Negotiation ,
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Q1. Asked technical details about Rolling Mill
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Q2. About Project work
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Q1. Asked about rolling mill process
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Q2. Asked about Engineering
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Q1. Personal information What about your self etc..
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Q2. Work experience etc...
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Q3. Which department in worked experience you have.
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Q1. What is preventive and predictive maintenance work.
Ans. 
Preventive maintenance is scheduled maintenance to prevent breakdowns while predictive maintenance uses data to predict failures.
• Preventive maintenance involves regularly scheduled maintenance to prevent equipment breakdowns and prolong the lifespan of equipment.

• Predictive maintenance uses data analysis to predict when equipment failure is likely to occur, allowing for maintenance to be scheduled before a breakdown occ...read more
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Q2. What is PLC and HMI.
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PLC stands for Programmable Logic Controller and HMI stands for Human Machine Interface.
• PLC is a digital computer used for automation of electromechanical processes.

• It is used to control machinery on factory assembly lines, amusement rides, or light fixtures.

• HMI is a graphical interface that allows humans to interact with machines.

• It provides a visual representation of the process being controlled by the PLC.

• Examples o...read more
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Q1. Electrical protection regarding questions.
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Q2. How to manage Power factor.
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Power factor can be managed by using capacitors, improving equipment efficiency, and reducing reactive power.
• Install capacitors to offset reactive power and improve power factor

• Upgrade equipment to more efficient models

• Reduce the amount of reactive power by optimizing operations

• Implement power factor correction techniques

• Regularly monitor and maintain power factor levels
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Q3. Furnace related questions. Etc....
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Q1. Job related questions
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Q2. Job related technical questions
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Q1. Personal questions
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Q2. Job related questions
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Q1. Tell me about Your work Experience
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I have over 10 years of experience in software engineering, focusing on full-stack development and team leadership.
• Led a team of 5 engineers in developing a scalable e-commerce platform, increasing sales by 30%.

• Implemented CI/CD pipelines that reduced deployment time by 50%.

• Worked on a healthcare application that improved patient data management, enhancing user satisfaction.

• Mentored junior engineers, fostering a collab
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Q2. What are your strengths and weaknesses?
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I excel in problem-solving and teamwork, but I sometimes struggle with delegation and time management under pressure.
• Strength: Strong analytical skills - I successfully led a project that reduced processing time by 30% through data analysis.

• Strength: Excellent communication - I facilitated cross-departmental meetings that improved collaboration and project outcomes.

• Weakness: Difficulty in delegation - I tend to take on...read more
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Q1. 1. Tell me about yourself
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Q2. 2. Why u choosed mechanical engineering
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Q3. 3. Elaborate use of gear box
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A gear box is a mechanical device that uses gears to provide speed and torque conversions from a rotating power source to another device.
• Gear boxes are commonly used in vehicles to transfer power from the engine to the wheels.

• They can also be found in industrial machinery to control speed and direction of rotation.

• Gear boxes consist of multiple gears of different sizes that mesh together to provide the desired output.

• T...read more
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Q4. 4. Types of pumps and their characteristics
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Types of pumps include centrifugal, positive displacement, and axial flow pumps.
• Centrifugal pumps use a rotating impeller to increase the pressure of a fluid.

• Positive displacement pumps move fluid by trapping a fixed amount and forcing it through the discharge.

• Axial flow pumps move fluid parallel to the impeller shaft.

• Examples include centrifugal pumps in HVAC systems, diaphragm pumps in chemical processing, and axial
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Q5. Metallurgical process of blast furnace
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Blast furnace is a metallurgical process used to extract iron from its ore through reduction reactions.
• Iron ore, coke, and limestone are fed into the furnace

• Hot air is blown into the furnace to ignite the coke and initiate the reduction process

• The iron ore is reduced to molten iron, which is tapped off at the bottom of the furnace

• Slag, a byproduct of the process, is also tapped off and used in construction

• The process i...read more
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