S&P Global Senior Software Engineer Interview Questions and Answers

Q1. Monolithic and microservice architecture difference and how will you migrate.
Ans. 
Monolithic architecture is a single large application while microservice architecture is a collection of small, independent services.
• Monolithic architecture is a single, tightly coupled application where all components are interconnected.

• Microservice architecture breaks down the application into smaller, loosely coupled services that communicate through APIs.

• Migrating from monolithic to microservices involves breaking ...read more
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Q1. Managerial round few technical questions followed by team building and leadership related questions asked.
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Q1. Basic leadership related questions and few questions on why job change etc
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Q1. Difference between abstract class and interface?
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Q2. Explain OOP in C#?
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Java coding questions asked

Q1. Overriding rules
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Q1. Why should we hire you
Ans. 
I have a strong technical background, proven track record of delivering high-quality software, and excellent problem-solving skills.
• Extensive experience in software development with expertise in multiple programming languages such as Java, Python, and C++

• Proven track record of successfully delivering complex projects on time and within budget

• Strong problem-solving skills and ability to think creatively to find innovati...read more
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Q1. Pagination in SQL
Ans. 
Pagination in SQL allows for displaying a subset of query results at a time.
• Use LIMIT and OFFSET clauses in SQL queries to implement pagination.

• LIMIT specifies the maximum number of rows to return.

• OFFSET specifies the number of rows to skip before starting to return rows.
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Q2. OOPS concepts.. SOILD design principles
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Q3. Thread vs task in multiprocessing.. explain with examples
Ans. 
Threads and tasks are both used in multiprocessing, but have different characteristics and use cases.
• Threads are lightweight processes within a single process, sharing memory space. They are managed by the operating system.

• Tasks are units of work that can be executed asynchronously. They are typically managed by a task scheduler.

• Threads are suitable for parallel processing and improving performance, while tasks are use...read more
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Q4. ViewBag vs Tempdata in MVC
Ans. 
ViewBag is used to pass data from controller to view, while TempData is used to pass data between controller actions.
• ViewBag is a dynamic property that allows you to pass data from controller to view

• TempData is a dictionary object that allows you to pass data between controller actions

• ViewBag is not type-safe and requires typecasting, while TempData is type-safe

• ViewBag data is lost if redirection occurs, while TempData
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Q5. Abstract vs Interface
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Abstract classes can have both abstract and non-abstract methods, while interfaces can only have abstract methods.
• Abstract classes can have constructors, fields, and non-abstract methods.

• Interfaces can only have abstract methods and constants.

• A class can implement multiple interfaces but can only inherit from one abstract class.
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