Apexon Interview Questions, Process, and Tips

Q1. What is design pattern
Ans. 
Design pattern is a reusable solution to a commonly occurring problem in software design.
• Design patterns help in creating maintainable, scalable, and reusable code.

• They provide a common language for developers to communicate and understand each other's code.

• Examples of design patterns include Singleton, Factory, Observer, and MVC.
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Q2. Which design pattern have you used
Ans. 
I have used the MVC (Model-View-Controller) design pattern in my previous projects.
• Separates the application into three main components: Model (data), View (UI), and Controller (logic)

• Promotes code reusability, modularity, and easier maintenance

• Examples: ASP.NET MVC, Spring MVC, Ruby on Rails
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Q1. Ai interview questions on basic automation
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Q1. JavaScript, jQuery, css related questions
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Q2. Api testing questions
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I was selected in 1st interview. Kotlin questions like MVVM, coroutine etc.

Q1. Java Question for interface
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Q1. Automation framework related questions
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Q2. Java coding on strings
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Q1. React Life cycle methods
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Q2. Machine coding with crypto price api
Ans. 
Using a crypto price API to fetch and display real-time cryptocurrency prices in a machine coding project.
• Utilize a crypto price API to fetch real-time cryptocurrency prices

• Implement error handling for API requests

• Display the fetched prices in a user-friendly format
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Q1. Where do you used the concepts of OOPs in your project, please explain with examples?
Ans. 
OOPs concepts are used in my project for creating reusable and modular code.
• I use inheritance to create a base class for common functionalities and then derive specific classes from it.

• Encapsulation is used to hide the internal implementation details of a class and only expose necessary methods and properties.

• Polymorphism allows me to use a single interface to represent different data types or objects.

• Abstraction helps...read more
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Q2. LINQ in C#?
Ans. 
LINQ (Language Integrated Query) is a feature in C# that allows for querying data from different data sources using a SQL-like syntax.
• LINQ allows for querying data from collections, databases, XML, and more.

• It provides a set of standard query operators like Where, Select, OrderBy, GroupBy, etc.

• LINQ queries are written in a declarative syntax, making code more readable and maintainable.

• Example: var result = from num in
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Q3. Did you managed a CI/CD pipeline in your project?If yes, then what challenges did you faced?
Ans. 
Yes, I managed a CI/CD pipeline in my project.
• Setting up automated testing was a challenge due to compatibility issues.

• Integrating different tools and technologies caused some delays.

• Ensuring smooth deployment across multiple environments required careful planning.
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Q4. How many Test Case you used to automate?
Ans. 
I have automated approximately 500 test cases.
• I have automated test cases for critical functionalities to ensure robustness.

• I have automated regression test cases to save time and effort during testing.

• I have automated boundary test cases to ensure the system handles extreme scenarios.

• I have automated negative test cases to validate error handling.

• I have automated performance test cases to assess system response under ...read more
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Remove the duplicates character from the string and print string with only characters occuring once?

Q1. React hooks, redux architecture
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