Tricon Infotech Interview Questions, Process, and Tips

Q1. What are indexer in c#?
Ans. 
Indexers in C# allow objects to be indexed like arrays, providing a way to access elements using an index value.
• Indexers are defined using 'this' keyword followed by square brackets containing the index parameters.

• They can be used to get or set the value of an element in a collection or class.

• Example: public string this[int index] { get { return myArray[index]; } set { myArray[index] = value; }}
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Q2. What is application Poll?
Ans. 
Application Poll is a process where the application periodically checks for updates or changes in a certain resource or data source.
• Application Polling is commonly used in web applications to update data without the need for manual refresh.

• It helps in keeping the application up-to-date with the latest information.

• Polling intervals can be set based on the frequency of updates in the resource being monitored.
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Q3. What is AsNoTracking in Linq?
Ans. 
AsNoTracking in Linq is used to disable change tracking in Entity Framework, improving performance by not storing entities in the context.
• AsNoTracking method is used to retrieve data without tracking changes made to the entities.

• It is useful when you only need to read data and do not intend to update or delete it.

• By using AsNoTracking, you can improve performance by avoiding the overhead of storing entities in the cont...read more
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Q4. How do you test Api?
Ans. 
API testing involves verifying the functionality, performance, reliability, and security of an API.
• Write test cases to cover all possible scenarios

• Use tools like Postman or SoapUI for manual testing

• Automate testing using tools like Selenium or JUnit

• Verify response codes, data formats, and error handling

• Perform load testing to check performance under heavy traffic
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Q5. What is middleware and how do you implement custom middleware?
Ans. 
Middleware is software that acts as a bridge between an operating system or database and applications, allowing them to communicate with each other.
• Middleware is a layer of software that connects different components of an application, such as the frontend and backend.

• It can handle tasks like authentication, logging, error handling, and request processing.

• Custom middleware can be implemented by creating a function that...read more
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Q1. Tell me about previous projects?
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Q1. Dsa java, bdd, tdd
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Q1. Automation framework, api, ui
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Q1. Basic questions on previous jobs
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Q2. Question on ctc and notice period
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Q1. What is java, what is spring boot
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It consisted of coding questions.

Q1. Sorting coding quesTion
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Q2. What are the key concepts of Object-Oriented Programming (OOP)?
Ans. 
Key concepts of OOP include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class).

• Inheritance: Creating new classes based on existing classes, allowing for code reuse.

• Polymorphism: The ability for objects of different classes to respond to the same method call.

• Abstraction: Hiding the complex implementation details and showi...read more
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