Netcore Cloud Private Limited Front end Developer Interview Questions and Answers

Q1. Nested reddit comments
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Q2. Cors handling and proxies
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Hackerrank, html, javascript, css

1st round is coding assessment round based on graph and hashmaps

Q1. Explain joins in SQL
Ans. 
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column between them

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from the right table

• ...read more
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Q2. What are object and class in OOPs?
Ans. 
Objects are instances of classes in OOPs. Classes are blueprints for creating objects with attributes and methods.
• Objects are instances of classes

• Classes are blueprints for creating objects

• Classes define attributes and methods for objects

• Example: Class 'Car' with attributes like 'color' and methods like 'drive'
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Q1. Java coding and development
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Q2. Db and development skills
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Q1. OOPS , multi thread, exception
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Q2. Java 8 features
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Moderate round . Easy to clear

Q1. Explain stream api
Ans. 
Stream API is a feature in Java that allows processing collections of objects in a functional style.
• Stream API provides a way to perform operations on a collection of objects in a declarative way.

• It supports functional-style operations like map, filter, reduce, and forEach.

• Streams can be created from various sources like collections, arrays, or I/O channels.

• Stream operations are lazy, meaning they are only executed whe...read more
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Q2. Data base connection in sprinh boot
Ans. 
Database connection in Spring Boot is configured using application.properties or application.yml file.
• Define database connection properties in application.properties or application.yml file

• Use @EnableJpaRepositories annotation to enable JPA repositories

• Use @Entity annotation to define entity classes

• Use @Autowired annotation to inject the DataSource or EntityManager
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Q1. Why you want to join in mgs
Ans. 
I want to join MGS because of its reputation for cutting-edge technology and innovative projects.
• Exciting opportunities for growth and learning

• Strong focus on technology and innovation

• Desire to work with talented and passionate individuals

• Alignment with company values and culture
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Q2. Notice period days
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