Senior Mulesoft Developer

Senior Mulesoft Developer Interview Questions and Answers

Updated 18 Nov 2024

Q1. After creating RAML what are the next steps

Ans.

After creating RAML, the next steps involve implementing the API using MuleSoft Anypoint Studio.

Implement the API using MuleSoft Anypoint Studio
Define the API resources, methods, and data types
Add necessary policies and security measures
Test the API using tools like Postman or SOAPUI
Deploy the API to Anypoint Platform or on-premises servers

Q2. What is Api Specs and fragmentation

Ans.

API specs refer to the documentation that outlines the details of an API, while fragmentation refers to the breaking down of APIs into smaller components.

API specs provide information on endpoints, request/response formats, authentication methods, etc.
Fragmentation involves breaking down APIs into microservices for better scalability and flexibility.
Examples of API specs include OpenAPI/Swagger documentation.
Examples of fragmentation include breaking down a monolithic API int...read more

Q3. What are libraries in raml

Ans.

Libraries in RAML are reusable modules that can be included in multiple API specifications.

Libraries in RAML allow for code reusability and organization.
They can contain common data types, security schemes, resource types, and traits.
Libraries are referenced in RAML files using the !include directive.
Example: !include library.raml

Q4. What are traits in raml

Ans.

Traits in RAML are reusable sets of properties that can be applied to multiple resources or methods.

Traits allow for code reusability and consistency in API design
They can be defined at the root level or within a resource
Traits can include headers, query parameters, responses, and more
Example: defining a 'pagination' trait with 'page' and 'limit' query parameters

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Q5. What is Mule ESB

Ans.

Mule ESB is a lightweight Java-based enterprise service bus (ESB) and integration platform that allows developers to connect applications quickly and easily.

Mule ESB enables developers to integrate applications, services, and APIs through a variety of connectors and components.
It provides a graphical design environment for building integration flows, known as Mule Flows.
Mule ESB supports various communication protocols such as HTTP, JMS, JDBC, and more.
It offers features like...read more

Q6. Difference between flow and sub-flow

Ans.

A flow is a reusable sequence of Mule components, while a sub-flow is a sequence of Mule components that can only be called from within the same application.

Flows can be reused across multiple applications, while sub-flows are specific to the application they are defined in.
Sub-flows are typically used for organizing complex flows into smaller, more manageable units.
Flows can be called from other flows or sub-flows, while sub-flows can only be called from within the same appl...read more

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