Siemens Energy Software Developer Interview Questions and Answers

20 min - 20 questions

Q1. Puzzles were asked and one coding question was asked.
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Q2. Coding question was based on prime numbers.
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Q1. Tell me about your self
Ans. 
I am a passionate software engineer with 5 years of experience in developing web applications using Java, Spring Boot, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring Boot, and Angular

• Passionate about creating innovative web applications
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Q2. Tell me about your internship experience
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I completed a software engineering internship at a tech company, where I worked on developing new features for their mobile app.
• Developed new features for mobile app

• Collaborated with team members on coding tasks

• Participated in code reviews and testing

• Learned about agile development practices
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Q1. Just half hour interview Oops concept
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Q2. . Net and angular basics
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Q3. Project in details
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Q1. What if team is not supporting you
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Q2. Manager is not agree
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Q3. 5 year your goals
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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.
Ans. 
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
Ans. 
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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