Arena Animation 3D Generalist Interview Questions and Answers

Q1. Tell me about your self
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Q1. Question based on subject knowledge
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Q1. Tell me about your self
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Q2. What you want to leave your current company
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Aptitude contain maths, logical reasoning, unseen passage of English and technical test. Almost 20 questions there. Each section contains 5 questions. Question level was easy to difficult.

Q1. What is oops? pillar of oops. Details explanation with proper example. Collection framework questions . Difference between collection and collections. Why collection used when there is array is available i...read more
Ans. 
Object-oriented programming (OOP) is a programming paradigm based on the concept of objects.
• OOP is based on the four pillars: encapsulation, inheritance, abstraction, and polymorphism.

• Encapsulation is the practice of hiding data and methods within a class.

• Inheritance allows a class to inherit properties and methods from a parent class.

• Abstraction is the process of hiding implementation details while showing only the ne...read more
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Basic pattern and some other programs like reverse of string,replace Vivek with their next letter, Armstrong, palindrome,reverse of no.etc

Q1. Tell me about yourself. Why you choose these job. Background and other things Tells company policy and other things
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I applied for a senior developer and then got promoted to Technical Architect in 2 years. About one day is what I took to complete the assignment - they sent an assignment to work with. you can take online help. I had to create a java application with WebSocket, API and DB connectivity with some swagger documentation

Q1. Difference between REST & SOAP
Ans. 
REST is lightweight and uses HTTP for communication, while SOAP is more complex and uses XML for communication.
• REST uses HTTP methods like GET, POST, PUT, DELETE for communication

• SOAP uses XML for communication and has its own set of protocols

• REST is more flexible and scalable than SOAP

• SOAP is better suited for enterprise-level applications with complex requirements

• REST is faster and consumes less bandwidth than SOAP
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Q2. 3 design patterns and their practical usage
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Three design patterns and their practical usage
• Singleton pattern - restricts the instantiation of a class to one object, useful for logging, database connections, and configuration settings

• Observer pattern - defines a one-to-many dependency between objects, useful for event handling and notifications

• Factory pattern - creates objects without exposing the instantiation logic to the client, useful for creating objects bas
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Q3. How to create a RESTFul API
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To create a RESTFul API, define resources, use HTTP methods, and follow REST constraints.
• Define resources and their URIs

• Use HTTP methods to perform CRUD operations

• Follow REST constraints such as statelessness and cacheability

• Use JSON or XML for data exchange

• Implement authentication and authorization

• Document the API using tools like Swagger
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Q4. OWASP related questions
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Q5. Best practices around HTTP API and Performance considerations - API Optimization
Ans. 
Best practices for optimizing HTTP API performance
• Use caching to reduce server load and improve response time

• Minimize the number of requests by combining multiple requests into one

• Use compression to reduce the size of data being transferred

• Implement rate limiting to prevent overload and ensure fair usage

• Optimize database queries to reduce response time

• Use a content delivery network (CDN) to reduce latency and improve a
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Q6. JVM comparisons, Lambda, working on memory leads, how to analyze thread dumps
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Q1. Willing to relocate?
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Q2. What does Leadership mean to you?
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Easy Aptitude test helped me pass the test

Q1. Oral + written communication test to check whether you're fluent with English
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Q1. Simple HR round, asks the questions based on your resume.
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