REST API Online Test

Test real-world REST API skills that matter in a world with AI. Protected by AI proctoring.

For jobseekers

Practice your skills and earn a certificate of achievement when you score in the top 25%.

Take a Practice Test

For companies

Screen real REST API skills, flag human or AI assistance, and interview the right people.

About the test

The REST API online test assesses knowledge of creating and using RESTful web services and underlying HTTP specifics.

The assessment includes solving work-sample tasks, such as:

  • Defining the endpoints for REST APIs.
  • Understanding the HTTP protocol.
  • Applying network security concepts.

A good software engineer should know how to create and use RESTful web services, make RESTful APIs and understand the underlying HTTP protocol in order to create and use web services for robust, scalable, and user-friendly web applications.

Sample public questions

Easy
3 min
mca
Public
REST API & HTTP
REST

A large library uses a REST API that integrates with the library's web page and mobile app.

The following graph contains the frequency of various HTTP status codes for the REST API:

Graph showing HTTP status codes

What can be concluded from this?

Easy
3 min
fill
Public
REST API & HTTP
REST
SOAP

You are searching for a web service that could be used to get the expected search volume of keywords for an online advertising platform. Before choosing the web service, your team wants to split web services into different categories.

Some web services lack proper documentation. Which documentation looks like it's describing RESTful APIs and which looks like it's describing SOAP-based web services?

Looks like? Documentation that describes getting the search volume of a keyword
___ https://searchvolume.com/api/KeywordSearchVolumeService?wsdl
___

Response:

{ 
  "keyword": "rio de janeiro hotels", 
  "volume": 10000 
}
___

POST https://words.com/api/KeywordSearchVolumeService

Envelope body:

<m:GetSearchVolume xmlns:m = "http://www.words.com/searchkeywordsvolume">
  <m:Keyword>brazilian carnival</m:Keyword>
</m:GetSearchVolume>
___ GET https://keywords.com/api/KeywordsService/searchvolumes?query=copacabana

For jobseekers: get certified

Earn a free certificate by achieving top 25% on the REST API test with public questions.

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7 more premium REST API questions

HTTP Post, Cookies, Candidates REST API, REST Communications, Web Protocol, Product Versioning, Order API.

Skills and topics tested

  • REST API & HTTP
  • HTTP
  • REST
  • Network Security
  • Protocol

For job roles

  • Software Developer
  • Web Developer
  • Web Front-End Developer

Sample candidate report

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What others say

Decorative quote

Simple, straight-forward technical testing

TestDome is simple, provides a reasonable (though not extensive) battery of tests to choose from, and doesn't take the candidate an inordinate amount of time. It also simulates working pressure with the time limits.

Jan Opperman, Grindrod Bank

Product reviews

G2 - Crowd Badge
G2 - High Performer - Winter (2025)
Capterra - 4.5 Stars
Capterra - Ease of Use (2025)

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