TestingXperts Java Developer Interview Questions and Answers

Q1. Tell us about your experience.
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Q2. In english, give me a feedback you received lately.
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Q1. Brief explanation of SOLID principles
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Q2. Ref vs out arguments
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Aptitude,reasoning,verbal,C language,Java,C++

Q1. What is interface in JAVA
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Q2. Explain OOPS in JAVA
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Q1. Project based backend and frontend
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Q2. How to connect to backend
Ans. 
To connect to the backend, you can use APIs, database connections, or web services.
• Use APIs to send and receive data between the frontend and backend

• Establish database connections to retrieve and store data

• Utilize web services for communication between different systems
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They asked from all the concepts wer have covered till now in Engineering.

Q1. Not applicable to this
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Q2. Not applicable to this one
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Q1. Not available, PFB
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Q2. Please find below
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Q1. Question are about interview
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Q2. Answers about interview
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Q1. Dependency injection in c#
Ans. 
Dependency injection in C# is a design pattern where dependencies are injected into a class rather than the class creating them itself.
• Dependency injection helps in achieving loose coupling between classes.

• It makes the code more testable and maintainable.

• There are different ways to implement dependency injection in C#, such as constructor injection, property injection, and method injection.
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Q2. Opps related questions inheritance, polymorphism, abstract classes and interfaces
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Q3. Ooops knowledge should be perfect
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Small puzzles like string or char reverse or word reverse

Q1. Same coding test with different coding questions
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