Forvia Hella Javascript Developer Interview Questions and Answers

Q1. Steering systems knowledge
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Q1. Do you have 3+ years of experience in WPF, C# .NET development & MVVM design patterns?
Ans. 
Yes, I have over 5 years of experience in WPF, C# .NET development, and MVVM design patterns.
• Yes, I have 5+ years of experience in WPF development.

• Yes, I have 5+ years of experience in C# .NET development.

• Yes, I have 5+ years of experience in MVVM design patterns.
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Q2. Tell me about the projects you worked with WPF
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Q3. Why do you relive your current company?
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Q1. 1. How do you implement multiple inheritance in C#? 2. What is INotifiedPropertyChanged?
Ans. 
1. Multiple inheritance in C# can be achieved using interfaces. 2. INotifyPropertyChanged is an interface used for data binding in WPF and Silverlight applications.
• Multiple inheritance in C# can be implemented using interfaces, as C# does not support multiple inheritance of classes.

• Create multiple interfaces and implement them in a single class to achieve multiple inheritance.

• Example: interface Interface1 { void Method...read more
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Q2. How to avoid "While Loop" to acquire Data?
Ans. 
Use alternative methods like callbacks, promises, or async/await to avoid blocking while loops for data acquisition.
• Use callbacks to handle asynchronous data retrieval without blocking the main thread.

• Utilize promises to handle asynchronous operations and avoid the need for while loops.

• Implement async/await to write asynchronous code in a synchronous manner without the need for while loops.
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Q3. What is Delegates? Explain its Use cases
Ans. 
Delegates are a type-safe function pointers used in C# to reference methods.
• Delegates allow methods to be passed as parameters

• Delegates can be used to define callback methods

• Delegates are commonly used in event handling
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Q1. 1. How to do bit manipulation? 2. write a code for numeric text box using MVVM design pattern 3. how do you connect motor with PC? 4. difference between threads & timers in C#? 5. how do you handle Race Co...read more
Ans. 
Answers to various technical questions related to software engineering.
• 1. Bit manipulation involves manipulating individual bits in a binary number to perform operations like setting, clearing, toggling, or shifting.

• 2. MVVM (Model-View-ViewModel) design pattern separates the user interface from the business logic by introducing a ViewModel to manage the data and behavior.

• 3. Connecting a motor to a PC typically involves...read more
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Q1. Spring boot and micro services are most questions.
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Q2. Db questions regarding joins and group by
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Q3. Spring profile related questions
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Q4. Spring boot actuator related questions
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Q5. Spring boot advantage related questions
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Related to dbms,os,networking

Q1. Basics of computer science
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Q2. Introduce yourself, about family etc..
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Q3. What is unix shell
Ans. 
Unix shell is a command-line interpreter that provides a user interface for interacting with the operating system.
• It is a program that takes commands from the keyboard and gives them to the operating system to perform.

• It allows users to execute commands, run scripts, manage files, and perform various other tasks.

• Common Unix shells include Bash, Zsh, and Ksh.

• Shell scripting is a powerful tool for automating tasks and wr
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Q4. Python basics such as list, tuples
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Q5. Why should we hire you
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Assignments with Reasoning and maths etc.

Aptitude ralated questions

To take one topic and explain

Q1. Taken by technical round
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Share details of your previous job.
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Q4. Why should we hire you?
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Q5. Why are you looking for a change?
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Q6. Where do you see yourself in 5 years?
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Q7. What are your strengths and weaknesses?
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Q8. Tell me about yourself.
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Q9. Why are you interested this job
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Coding test, on C, around 1 hr, on teams

Q1. C basics Embedded C Aptitude
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Q1. Prepare embedded concepts
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Q2. Adc resolution for microcontroller pins
Ans. 
ADC resolution refers to the number of bits used to represent the analog signal in digital form on a microcontroller pin.
• ADC resolution is typically specified in bits, with common values being 8, 10, 12, or 16 bits.

• Higher resolution ADCs provide more accurate representation of the analog signal.

• For example, a 10-bit ADC can represent the analog signal in 1024 (2^10) discrete levels.
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