Mouser Electronics Cobol Developer Interview Questions and Answers for Experienced

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. Questions about Thermal basics. JD also about melting point temperatures
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Q1. Salary negotiations and joining date details
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Questions related to digital and Analog electronics were asked

Q1. What were your previous projects that you have worked on
Ans. 
I have worked on projects related to developing software for autonomous vehicles and implementing machine learning algorithms for predictive maintenance.
• Developed software for autonomous vehicles to improve navigation and obstacle avoidance

• Implemented machine learning algorithms for predictive maintenance in manufacturing plants

• Collaborated with cross-functional teams to integrate new technologies into existing systems
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Q2. What all your technical skills and stacks that you have previously used for your projects
Ans. 
I have experience with Java, Python, SQL, AWS, Docker, and Kubernetes in my previous projects.
• Java

• Python

• SQL

• AWS

• Docker

• Kubernetes
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Q1. What is docker and why do we use it for containerising applications
Ans. 
Docker is a platform for developing, shipping, and running applications in containers.
• Docker allows applications to be isolated in containers, making them portable and easy to deploy across different environments.

• Containers share the host OS kernel but run as isolated processes, providing lightweight and efficient virtualization.

• Docker simplifies the process of packaging applications and their dependencies, ensuring co...read more
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Q2. What is database normalisation and how your project benefited from it in the past
Ans. 
Database normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Database normalization involves breaking down data into smaller, more manageable tables and defining relationships between them.

• It helps in reducing data redundancy, improving data integrity, and making the database more efficient.

• For example, in a project I worked on, we normalized the database by spl...read more
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Q1. What has been your experience with challenging projects
Ans. 
I have extensive experience working on challenging projects in various industries.
• Led a team in developing a complex software solution for a major client

• Managed a project with tight deadlines and limited resources

• Implemented innovative solutions to overcome technical obstacles

• Collaborated with cross-functional teams to deliver successful outcomes
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Q2. How would you approach learning about new domain and technologies with a different background
Ans. 
I would approach learning about new domain and technologies with a different background by leveraging my existing skills, seeking out resources, and collaborating with experts in the field.
• Identify key concepts and terminology in the new domain

• Seek out online courses, tutorials, and books to gain foundational knowledge

• Collaborate with colleagues or mentors who have experience in the new domain

• Experiment with hands-on p...read more
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Q1. What is normalization
Ans. 
Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalization is used to eliminate data redundancy by breaking up tables into smaller, related tables.

• It helps in reducing data anomalies such as insertion, update, and deletion anomalies.

• Normalization is achieved through a series of stages called normal forms, with the most common being First Normal Form (1NF)...read more
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Q2. Code for armstrong alogrithm
Ans. 
Armstrong algorithm is used to find Armstrong numbers in a given range.
• Iterate through the numbers in the given range

• Calculate the sum of cubes of each digit in the number

• Check if the sum is equal to the original number
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