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Netcore Cloud Private Limited
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5 verbal questions, 2 mid - hard coding on arrays, hashmap and dp
I am a software developer with experience in web development and mobile applications.
Developed a web application using React and Node.js for managing inventory
Created a mobile app using Flutter for tracking daily expenses
Familiar with Agile development practices
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posted on 29 Jul 2021
Rotate a matrix by 90 degrees clockwise
Transpose the matrix
Reverse each row of the transposed matrix
Alternatively, swap elements in-place layer by layer
Example: [[1,2],[3,4]] -> [[3,1],[4,2]]
I applied via LinkedIn and was interviewed in Oct 2024. There was 1 interview round.
1st round is coding assessment round based on graph and hashmaps
I applied via Company Website and was interviewed before Jun 2023. There was 1 interview round.
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
...
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'
I applied via Naukri.com and was interviewed in Jul 2024. There were 3 interview rounds.
Moderate round . Easy to clear
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...
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
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
I applied via Walk-in and was interviewed before Apr 2023. There were 2 interview rounds.
Online aptitude test on basic mcqs
Encapsulation, Inheritance, Polymorphism, Abstraction
Encapsulation: Bundling data and methods that operate on the data into a single unit
Inheritance: Ability of a class to inherit properties and behavior from another class
Polymorphism: Ability to present the same interface for different data types
Abstraction: Hiding the complex implementation details and showing only the necessary features
Arrays are fixed in size and store elements of the same data type, while collections are dynamic in size and can store elements of different data types.
Arrays have a fixed size, while collections can dynamically resize.
Arrays store elements of the same data type, while collections can store elements of different data types.
Arrays use indexes to access elements, while collections use iterators or other methods.
Examples:...
posted on 11 Jun 2024
Strings are immutable to ensure data integrity and security by preventing accidental or intentional modification.
Immutable strings prevent accidental changes to data
Enhances security by preventing data tampering
Allows for efficient memory management
Count the number of repeated words in a given string
Split the string into words using a delimiter like space
Create a hashmap to store word frequencies
Iterate through the words and update the hashmap accordingly
Count the number of words with frequency greater than 1
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