Gap 3D Design Engineer Interview Questions and Answers

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Q1. Last projects undertaken during previous company
Ans. 
Developed a web-based project management tool for tracking tasks and deadlines.
• Utilized React.js for front-end development

• Implemented RESTful APIs for communication between front-end and back-end

• Integrated authentication and authorization features for user security
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Q1. Java 8 related programming
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Q2. Data Structures
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Q1. Techno Managerial around
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Q1. Spring Boot annotations related question
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Q2. Java 8 advantages
Ans. 
Java 8 introduced several new features and improvements, including lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow for more concise and readable code.

• Functional interfaces enable the use of lambda expressions.

• Streams provide a way to work with collections in a more functional style.

• Default methods allow interfaces to have method implementations.
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Q1. Questions on microservices
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Q2. Types of HTTP methods, what is idempotency in rest api
Ans. 
HTTP methods include GET, POST, PUT, DELETE, PATCH. Idempotency in REST API means multiple identical requests have the same effect as a single request.
• HTTP methods: GET, POST, PUT, DELETE, PATCH

• Idempotency in REST API: Multiple identical requests have the same effect as a single request

• Example: GET and PUT are idempotent as they do not change the state of the server with multiple identical requests
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Q1. Can you tell us a little bit more about your resume?
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Q2. Why do you want to work here?
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Q1. Excel questions
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Aptitude test mostly devlope our skills and confidence.

Simple round on tell about yourself