4i apps solutions Software Developer Interview Questions and Answers

Object-oriented programming concepts that help in designing and implementing software systems.

• Encapsulation: bundling data and methods together

• Inheritance: creating new classes from existing ones

• Polymorphism: using a single interface to represent different types

• Abstraction: hiding complex implementation details

• Encapsulation: grouping related data and methods together

• Association: relationship between classes

• Composition:...read more

Annotations used in Spring Boot applications

• 1. @RestController - Marks a class as a controller that handles HTTP requests

• 2. @RequestMapping - Maps HTTP requests to handler methods

• 3. @Autowired - Injects dependencies into a bean

• 4. @Service - Marks a class as a service component

• 5. @Repository - Marks a class as a repository component

• 6. @Component - Marks a class as a generic Spring component

• 7. @Configuration - Indicates ...read more

Abstract classes and methods in Java provide a way to define common behavior that can be inherited by subclasses.

• An abstract class is a class that cannot be instantiated and is meant to be extended by other classes.

• An abstract method is a method that is declared without an implementation in an abstract class.

• Subclasses of an abstract class must provide an implementation for all abstract methods.

• Abstract classes can hav...read more

I am a passionate software engineer with 5 years of experience in developing web applications using various technologies.

• 5 years of experience in software development

• Proficient in developing web applications

• Skilled in using various technologies

• Passionate about software engineering

I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.

• 5 years of experience in software development

• Proficient in Java, Spring, and Angular

• Strong problem-solving skills

• Experience working in Agile development environment

• Bachelor's degree in Computer Science from XYZ University

I enjoy hiking, playing guitar, and reading science fiction novels in my free time.

• Hiking: I love exploring new trails and being in nature.

• Playing guitar: I find it relaxing and enjoy learning new songs.

• Reading science fiction novels: I love getting lost in imaginative worlds and exploring futuristic concepts.

My studies are going well, I am currently learning new programming languages and working on various projects.

• Studying programming languages like Java, Python, and C++

• Working on projects involving web development and data analysis

• Attending coding bootcamps and online courses to enhance my skills