Circuit Systems (India) Private Limited - PCB Power Interview Questions and Answers

Q1. Tell about you and why Arrow?
Ans. 
I am a software developer with a passion for problem-solving and innovation. I chose Arrow for its reputation for cutting-edge technology and collaborative work environment.
• I have a strong background in programming languages such as Java, Python, and JavaScript.

• I enjoy working on challenging projects that require creative solutions.

• Arrow's focus on innovation and continuous learning aligns with my career goals.

• I apprec...read more
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Q2. What do you know about Arrow?
Ans. 
Arrow is a high-performance JVM library for building and manipulating data structures.
• Arrow is a library for building and manipulating data structures in Java and Scala.

• It provides a functional, immutable, and type-safe approach to working with data.

• Arrow is commonly used in functional programming and big data applications.

• Examples of data structures in Arrow include Option, Either, and Try.
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Q1. Round one lasted for 45 minutes. All the basics from .Net, .Net core, RDBMS , OOPs were asked in detail.
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Q2. Advice is to prepare fundamentals from .Net , oops etc
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Q3. What are the best practices for creating an API?
Ans. 
Best practices for creating an API
• Design API around resources

• Use HTTP methods correctly

• Provide clear and concise documentation

• Version your API

• Implement security measures

• Use consistent error handling

• Optimize for performance

• Test thoroughly before release
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Q4. C# coding example to explain multiple inheritance .
Ans. 
Multiple inheritance in C# allows a class to inherit from multiple classes.
• C# does not support multiple inheritance of classes, but it supports multiple inheritance of interfaces.

• A class can inherit from multiple interfaces using the ':' symbol.

• Example: class MyClass : Interface1, Interface2 { }
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Q1. Round 2 lasted for 1 hour focussing on Projects mentioned on resume.
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Q2. Whatever is mentioned on the resume should be prepared well. I was asked about my role in project, technologies used, some coding questions in c#, challenges faced while working on that project.
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Q1. Spring boot core java
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Q2. Different annotations
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Annotations are used in Java to provide metadata about a program.
• Annotations start with the @ symbol

• Annotations can be used to provide information to the compiler or runtime environment

• Examples of annotations in Java include @Override, @Deprecated, and @SuppressWarnings
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Q3. Activate profile
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Online Aptitude test

Q1. Full Technical about the previous job
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Q1. General Questions about previous work
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Q1. Question based on your role, most relevant to Induction and synchronize machine
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Q1. What are your salary expectations?
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Q1. Salary negotiation and willingness to work
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Q2. Are you interested to work here
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