Antino DOT NET Developer Interview Questions and Answers

Q1. Api to update employees details
Ans. 
Create an API endpoint to update employee details.
• Use PUT method to update employee details

• Validate input data before updating

• Return success message or error message accordingly
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Q1. Tell me one of your challenge you face in your B.tech?
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Q2. Can you tell us about your Family?
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Q3. How is your Friend circle?
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Aptitude round was of 30-60 minutes(i forgot the duration of this round) of 40-45 Questions. All of the Questions are of good Level if you practiced lil bit you can clear the round easily.

Coding round is type of MCQ based if we have good knowledge of topics we can clear this round and guess the output type questions are also there in this round.

Q1. Tell us about yourself?
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Q2. Then they will ask you questions related to your skill , for me they asked me questions related to java and OOPs concepts, constructor, Access Modifers
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Q3. After checking my java knowledge they start asking the questions regarding my Project
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Q1. Hr was soo nice and she informed that i cleared all rounds and asked me questions like will you able to relocate when office will open
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Q2. She asked me about my salary expectation
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Q1. Solid Principle, Design Patterns,
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Q2. React sharing data btw siblings without any state management.
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Q3. NodeJs is single threaded then why it feels concurrent?
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Q1. Questions related micro services
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Q2. Message queue related questions
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Q3. NodeJs related questions: Event loop
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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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Q1. Cs fundamental questions
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Q1. Coding + design
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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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Q1. What is class what is object what is different between private protected and public and default
Ans. 
A class is a blueprint for creating objects, while an object is an instance of a class. Private, protected, public, and default are access modifiers in object-oriented programming.
• A class is a template or blueprint that defines the properties and behaviors of objects.

• An object is an instance of a class, created using the class blueprint.

• Private access modifier restricts access to class members within the same class.

• Pro...read more
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Q2. What is object ?
Ans. 
An object is a self-contained entity that consists of both data and behavior.
• Objects are instances of classes in object-oriented programming.

• They encapsulate data and provide methods to manipulate that data.

• Objects can interact with each other through method calls and message passing.

• Examples of objects include a car, a person, or a bank account.
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Q3. What is public?
Ans. 
Public is a keyword in programming languages that denotes the accessibility of a class, method, or variable.
• Public is one of the access modifiers in object-oriented programming.

• It allows the class, method, or variable to be accessed from any other class or package.

• Public members are part of the public API of a software component.

• Example: public class MyClass { ... }

• Example: public void myMethod() { ... }

• Example: public
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Q4. What is private?
Ans. 
In programming, private is an access modifier that restricts the visibility of a class member to within its own class.
• Private is used to encapsulate data and prevent direct access from outside the class.

• Private members can only be accessed through public methods or properties.

• Private variables are often used to store internal state or implementation details.

• Private methods are used for internal logic and are not meant
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Q5. What is protected
Ans. 
protected is an access modifier in object-oriented programming that restricts access to members within the same package or subclasses.
• protected is one of the four access modifiers in Java, along with public, private, and default.

• Members declared as protected can be accessed within the same package or by subclasses.

• Protected members are not accessible outside the package unless accessed through inheritance.

• Example: prot...read more
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