Are you familiar with REST APIs and want to test your understanding? This post contains a few useful REST API multiple-choice questions (quiz) to self-test your knowledge of REST API development.

Whether you’re a beginner or an experienced developer, this quiz will help you evaluate your understanding and identify areas for improvement. Let’s dive into the REST API quiz!
Learn REST API: REST API Tutorial

Q1. What does the Acronym REST Stand for?

  1. Representational State Transform
  2. Representational State Transfer
  3. Represent State Transform
  4. Represent State Transfer

Answer:

2. Representational State Transfer

Q2. What is the protocol used in REST?

  1. FTP
  2. HTTP
  3. JMX
  4. SOAP

Answer:

2. HTTP

Q3. What is the HTTP Status Code Related to Page Not Found?

  1. 402
  2. 404
  3. 403
  4. 401

Answer:

2. 404

Q4. What is the HTTP Code Related to Internal Server Error?

  1. 500
  2. 501
  3. 504
  4. 502

Answer:

1. 500

Q5. What is the HTTP Code 200 Indicate?

  1. Error
  2. Completed
  3. Success
  4. Warning

Answer:

3. Success

Q6. Which HTTP method do we use to make an HTTP request to create a new resource?

  1. POST
  2. PUT
  3. GET
  4. CREATE

Answer:

1. POST

Q7. Which HTTP method do we use to make an HTTP request to update an existing resource?

  1. POST
  2. PUT
  3. UPDATE
  4. DELETE

Answer:

2. PUT

Q8. Choose the correct URI format to get a sub-resource by resource id and sub-resource id

  1. /{resource}/{resource-id}/{sub-resource}/{sub-resource-id}
  2. /{resource}/{sub-resource}/{sub-resource-id}
  3. {sub-resource}/{sub-resource-id}/{resource}/{resource-id}
  4. /{resource}/{resource-id}/{sub-resource-id}/{sub-resource}

Answer:

1. /{resource}/{resource-id}/{sub-resource}/{sub-resource-id}

Q9. Which is not REST Architectural Constraints?

  1. Client-Server
  2. Stateless
  3. Cacheable
  4. Service orchestration

Answer:

4. Service orchestration

Q10. What is the HTTP status code 201 indicate?

  1. OK
  2. Created
  3. Accepted
  4. No Content

Answer:

2. Created

Q11. Which HTTP methods are commonly used in REST API operations? 

  1. GET, POST, PUT, DELETE 
  2. CREATE, READ, UPDATE, DELETE 
  3. INSERT, SELECT, UPDATE, DELETE 
  4. SEND, RECEIVE, MODIFY, DELETE

Answer:

1. GET, POST, PUT, DELETE

Q12. What is the difference between PUT and PATCH methods in REST API? 

  1. PUT is used for creating resources, while PATCH is used for updating resources 
  2. PUT updates the entire resource, while PATCH updates only specific fields of a resource 
  3. PUT requires authentication, while PATCH does not 
  4. PUT is idempotent, while PATCH is not

Answer:

2. PUT updates the entire resource, while PATCH updates only specific fields of a resource

Q13. What is the role of the “Content-Type” header in a REST API request? 

  1. It specifies the HTTP method to be used 
  2. It defines the format of the request payload 
  3. It provides authentication credentials 
  4. It determines the cache control policy for the request

Answer:

2. It defines the format of the request payload 

Q14. What is the purpose of the “Authorization” header in a REST API request? 

  1. It specifies the format of the request payload 
  2. It provides additional metadata about the request 
  3. It provides authentication credentials for accessing protected resources 
  4. It determines the cache control policy for the request

Answer:

3. It provides authentication credentials for accessing protected resources 

Q15. What is the difference between POST and PUT methods in REST API? 

  1. POST is used for creating resources, while PUT is used for updating resources 
  2. POST updates the entire resource, while PUT updates only specific fields of a resource 
  3. POST requires authentication, while PUT does not 
  4. POST is used for creating resources, while PUT updates only specific fields of a resource

Answer:

1. POST is used for creating resources, while PUT is used for updating resources 

Conclusion

Congratulations on completing the REST API quiz test! We hope it challenged your knowledge and provided valuable insights into REST API concepts. Understanding the principles of REST, HTTP methods, status codes, and headers is crucial for building robust and efficient APIs. 


Keep learning, keep practicing, and become an expert in building scalable and reliable RESTful services!