R Systems International Interview Questions, Process, and Tips

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Q1. Java spring boot questions
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Q1. System design interview question
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Q1. HTTP error code : 203 ?
Ans. 
HTTP error code 203 indicates that the server successfully processed the request, but is returning information that may be from another source.
• HTTP 203 is a non-standard error code that is not defined in the HTTP/1.1 standard.

• It is typically used to indicate that the server successfully processed the request, but is returning information from a different source.

• This status code is not commonly used and may not be suppo
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Q2. Arraylist vs linklist
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ArrayList is a resizable array implementation, LinkedList is a doubly linked list implementation.
• ArrayList is faster for accessing elements by index, LinkedList is faster for adding/removing elements in the middle.

• ArrayList uses less memory as it only stores elements, LinkedList uses more memory as it stores elements and pointers.

• ArrayList is better for random access, LinkedList is better for sequential access.

• Example:...read more
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Q1. What is factory pattern
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Factory pattern is a creational design pattern that provides an interface for creating objects in a superclass, but allows subclasses to alter the type of objects that will be created.
• Factory pattern is used to create objects without specifying the exact class of object that will be created.

• It provides a way to delegate the instantiation logic to child classes.

• Commonly used in situations where a class can't anticipate ...read more
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Q2. What is dependency injection
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Dependency injection is a design pattern where components are given their dependencies rather than creating them internally.
• Allows for better code reusability and testability

• Reduces coupling between components

• Promotes separation of concerns

• Examples: Constructor injection, Setter injection, Interface injection
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Q3. What are design principles and design pattern
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Design principles are guidelines for designing software solutions, while design patterns are reusable solutions to common design problems.
• Design principles are high-level guidelines that help in designing software solutions that are scalable, maintainable, and efficient.

• Design patterns are reusable solutions to common design problems that have been proven to be effective in various scenarios.

• Examples of design principl...read more
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90 min test. Mainly on selenium and api concepts

Q1. Tell me something about yourself, coding questions, xpath, joints , scenario based questions
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Q1. MVP vs MVVM, Proguard, Coroutine,Coroutine builder,program for char count
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