Adani Group Application Development Analyst Interview Questions and Answers

Q1. About virtual DOM and it's implementation
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Q2. Implementation of map, reduce, filter
Ans. 
Map, reduce, and filter are higher-order functions commonly used in functional programming to manipulate arrays.
• Map: Transforms each element in an array based on a provided function.

• Reduce: Reduces an array to a single value by applying a function to each element.

• Filter: Creates a new array with elements that pass a certain condition.
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Q3. Closures and their implementation
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Closures are functions that have access to variables from their containing scope.
• Closures can access variables from their outer function even after the outer function has finished executing.

• Closures can be used to create private variables in JavaScript.

• Closures are commonly used in event handlers and callbacks.
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Q4. Redux sagas and their practical use cases
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Redux sagas are middleware libraries for managing side effects in Redux applications.
• Redux sagas are used to handle asynchronous actions in Redux, such as API calls or timers.

• They are implemented as generator functions that can pause and resume execution.

• Redux sagas provide a more structured and testable approach to handling side effects compared to traditional Redux middleware like Thunk.

• Common use cases for redux sag...read more
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Q5. Basic javascript output questions
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Q1. Write a function to find the sum of the array using reduce.
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Function to find sum of array using reduce
• Use the reduce method to iterate through the array and accumulate the sum

• Convert array elements to numbers before summing them up

• Handle edge cases like empty array or non-numeric elements

• Example: const array = ['1', '2', '3']; const sum = array.reduce((acc, curr) => acc + Number(curr), 0);
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Q2. About form validation techniques
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Q3. UseCallback and useMemo
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Q1. What do you know about Hitachi energy
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Hitachi Energy is a global technology leader that provides innovative and sustainable energy solutions.
• Hitachi Energy offers a wide range of products and services for the energy sector, including grid integration, digital solutions, and consulting services.

• The company focuses on creating a more sustainable energy future through its advanced technologies and expertise.

• Hitachi Energy is known for its commitment to innova...read more
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Q2. Why do you want to join only Hitachi energy.
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Q1. What is the difference between .net and .net core?
Ans. 
The main difference between .NET and .NET Core is that .NET Core is a cross-platform, open-source framework while .NET is a Windows-only framework.
• NET Core is cross-platform, meaning it can run on Windows, macOS, and Linux, while .NET is limited to Windows.

• .NET Core is open-source, allowing for community contributions and faster updates, while .NET is primarily developed by Microsoft.

• .NET Core is modular, allowing deve...read more
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Q2. What is the difference between function and stored procedure?
Ans. 
Functions return a single value, while stored procedures can perform multiple operations and return multiple values.
• Functions return a single value, while stored procedures can return multiple values.

• Functions are called in SQL statements, while stored procedures are called using the EXECUTE command.

• Functions cannot modify the database state, while stored procedures can.

• Functions are precompiled and stored in the datab...read more
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Gear box replacement work

Q1. Barring checking and replacement work and safety first and all ppes sure and paper work and try out and walked away clean and fresh and belt clamping take-up up and blumber block top cover open and slue Ba...read more
Ans. 
Belt clamping take-up pulley up and blumber block top cover open and slue Barring remove and new slue Barring checking and replace and bolts nut tightening sure and top cover fixed and bolts nut tightening sure and belt clamping and tackup pulley down and paper work cancelled and conveyer belt running ok
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Q2. V-scraper replacement work and safety first and all ppes sure and paper work and try out and walked away clean and fresh and bolts nut open and v-scraper remove and new v-scraper replace and bolts nut tigh...read more
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Q3. Roller changed and replacement work and safety first and all ppes sure and paper work and try out and walked away clean and fresh and fream number mark and Roller shift and Roller cut change and walked awa...read more
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Q4. Motor replace work and safety first and all ppes sure and paper work and try out and walked away clean and fresh and bolts nut open and motor remove and new motor replace and bolts nut tightening sure and ...read more
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Old motor bolts nut open and new motor replace and bolts nut tightening sure and Dayal gauge eliminate process ok and paper work cancelled and conveyer belt running ok
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Q5. Gear box replacement work and safety first and all ppes sure and paper work and try out and walked away clean and fresh and bolts nut open and gear box remove and new gear box replace and bolts nut tighten...read more
Ans. 
Walked away clean and fresh and bolts nut open and old gear box remove and new gear box replace and bolts nut tightening sure and Dayal gauge eliminate process ok paper work cancelled and conveyer belt running ok
Answered by arbindkumarsingh
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Q6. Conveyer Barring checking and savings greasing work and safety first and all ppes sure and paper work and all pulley checking and savings Greasing sure and paper work cancelled and conveyer belt running o...read more
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Q7. Fluid coupling oil replacement work and safety first and all ppes sure and paper work and try out and walked away clean and fresh and bolt nut open and old clean and fresh and new Oli Pur dropped and bolt...read more
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Q1. Experience related questions Materials selection, material properties Types of hardwares, bolted joints types
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Q1. Model test on Autodesk Inventor
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Q1. CTC Related discussion
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Q1. Past experience based questions
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Q2. What does your past company General Terms and Conditions about contract say ?
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Q1. Checked behavioral aspects
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Q2. Checked about Integrity
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Q1. Tell me about yourself
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Q2. Why do you think you are fit for the role?
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