Senior Product Developer Interview Questions and Answers

Integrating a prototype class within a singleton pattern enhances flexibility and reusability in object creation.

• Define a singleton class using a private constructor to restrict instantiation.

• Create a prototype class with methods to clone its instances.

• In the singleton class, include a method to return a new instance of the prototype.

• Example: Singleton class with a method to clone a prototype object.

• Ensure thread safety in the singleton implementation if needed.

Creating a custom Starter dependency involves defining a Spring Boot Starter for reusable configurations.

• 1. Define a new Maven or Gradle project for your Starter.

• 2. Create a 'spring.factories' file in 'src/main/resources/META-INF' to register auto-configuration classes.

• 3. Implement the necessary configuration classes that encapsulate your desired functionality.

• 4. Package your Starter as a JAR and publish it to a Maven repository.

• 5. Include your Starter in other projects by ad...read more

Creating a custom scope in software development allows for tailored functionality and improved code organization.

• Define the purpose of the custom scope clearly.

• Use annotations to specify the scope, e.g., @Scope in Spring.

• Implement lifecycle management for the scope.

• Example: In Angular, create a custom scope using 'scope.$new()' for isolated scopes.

• Ensure proper cleanup of resources when the scope is destroyed.