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Blue Yonder
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DSA questions, Javascript questions, react questions, nodejs.
What people are saying about Blue Yonder
I applied via Referral and was interviewed in May 2024. There was 1 interview round.
Abstract class is a class that cannot be instantiated, while an interface is a blueprint of a class with only abstract methods.
Abstract class cannot be instantiated, but can have both abstract and non-abstract methods.
Interface can only have abstract methods and cannot have method implementations.
Method overloading is having multiple methods in the same class with the same name but different parameters.
Method overridin...
I applied via Referral and was interviewed before Aug 2023. There was 1 interview round.
Long polling is a web technique where the client sends a request to the server and the server holds the connection open until new data is available.
Long polling is a variation of the traditional polling technique where the client sends a request to the server and the server keeps the connection open until new data is available.
It is often used in web applications to simulate real-time updates without the need for const...
GraphQL is a query language for APIs that allows clients to request only the data they need, while REST is an architectural style for designing networked applications.
GraphQL allows clients to request specific data in a single request, reducing over-fetching and under-fetching of data.
REST uses multiple endpoints for different resources, leading to multiple requests for related data.
GraphQL provides a strongly typed sc...
Written coding test
Basic coding questions
Only c c++
Easy level
I applied via Campus Placement and was interviewed in Oct 2024. There were 3 interview rounds.
In first round 4 coding question like 1 dsa 2 database and one is api and question is very simple . coding round was conducted in hackerrank
Again same but dsa question and oops concept in deep level
I applied via Recruitment Consulltant and was interviewed in Sep 2024. There were 2 interview rounds.
Basic questions were given..bar graphs,pie charts
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Allows a class to reuse code from another class
Creates a parent-child relationship between classes
Derived class inherits attributes and methods from base class
OOP principles are the fundamental concepts of object-oriented programming that help in designing and implementing software solutions.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Allowing a class to inherit properties and behavior from another class.
Polymorphism: The ability of objects to take on multiple forms or have multiple behaviors.
Abstraction: Hiding t...
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or objects.
Examples include method overloading and method overriding in object-oriented programming languages like Java.
I applied via Referral and was interviewed in Apr 2024. There was 1 interview round.
I applied via campus placement at Kamaraj College, Thoothukudi and was interviewed in Jan 2024. There were 3 interview rounds.
The platform is hackerrank and they asked arrays and string topics and the duration is 1hr
HTTP is unsecured while HTTPS is secured with SSL/TLS encryption.
HTTP stands for Hypertext Transfer Protocol, while HTTPS stands for Hypertext Transfer Protocol Secure.
HTTP operates on port 80, while HTTPS operates on port 443.
HTTP data is transmitted in plain text, while HTTPS data is encrypted using SSL/TLS.
HTTPS provides authentication, integrity, and confidentiality of data exchanged between a client and a server.
W...
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