Back to challenges
API TestingAPIBeginner10-15 min

JSONPlaceholder - REST API basics

Scenario

You are testing a public fake REST API used for practice. Explore posts, comments, users, create/update/delete behavior, response schemas, status codes, and negative cases. Identify what you would test for API quality.

Lab workspace

JSONPlaceholder

Public fake REST API

Open the third-party practice site in a new tab, test the target flow there, then return here to organize your notes and submit your answer. We do not embed external sites.

  1. 1Open the external practice site
  2. 2Explore the target flow
  3. 3Write your testing notes
  4. 4Submit answer and compare with senior QA feedback

Focus areas

Status codesResponse schemaInvalid IDsCreate/update/delete behaviorError handling

Suggested timebox: 10-15 min

Use this while exploring the external site. These notes are saved locally in your browser.

When you are ready, summarize what you would test below.