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HTTP and APIs

Trace HTTP requests and responses, use common methods and status codes, work with JSON APIs, handle authentication, and diagnose communication failures.

View curriculum
FoundationDifficulty
30 hoursEstimated time
7 modules28 lessons
5 guided labsKnowledge check
00
Plan your learning

Path Brief

Skills you will practice

  • Core · Http Apis
  • Core · Web Communication Foundations
  • Core · Requests
  • Core · Responses
  • Core · Design Resource Oriented Apis
  • Core · Authentication And Authorization

Prerequisites

  • No prior experience is required; basic computer and file-management skills are helpful.

Tools

  • A current web browser
  • A code editor or terminal appropriate to the path
  • A safe local or virtual lab environment
01
Before you begin

What you need

  • No prior experience is required; basic computer and file-management skills are helpful.
02
Step-by-step curriculum

Learning modules

Complete lessons in order or open the module that matches your current goal. Your lesson progress is saved on this device.

01Web Communication FoundationsBuild practical skill in web communication foundations and connect it to the outcomes of HTTP and APIs.4 lessons · 1 lab
Guided lab · 55 min · Safe

Guided Lab: Web Communication Foundations in HTTP and APIs

HTTP and APIs — Web Communication Foundations lab: Inspect a complete web request and response, then test a timeout, retry, cache, or compatibility case without duplicating a non-idempotent operation.

Not started
Module checkpointWeb Communication Foundations checkpoint
1Which statement is a core idea you need to understand for Web Communication Foundations in HTTP and APIs?
2Which setup step belongs directly to Web Communication Foundations in HTTP and APIs?
3Which exercise best practices the actual skill taught in Web Communication Foundations in HTTP and APIs?
02RequestsBuild practical skill in requests and connect it to the outcomes of HTTP and APIs.4 lessons · 1 lab
Guided lab · 55 min · Moderate

Guided Lab: Requests in HTTP and APIs

HTTP and APIs — Requests lab: Send GET and POST requests to a test endpoint with curl and compare method, headers, query parameters, and JSON body.

Not started
Module checkpointRequests checkpoint
1Which setup step belongs directly to Requests in HTTP and APIs?
2Which exercise best practices the actual skill taught in Requests in HTTP and APIs?
3Which diagnostic action is relevant when Requests in HTTP and APIs does not behave as expected?
03ResponsesBuild practical skill in responses and connect it to the outcomes of HTTP and APIs.4 lessons · 1 lab
Guided lab · 55 min · Moderate

Guided Lab: Responses in HTTP and APIs

HTTP and APIs — Responses lab: Design responses for successful creation, validation failure, not found, and unexpected server error.

Not started
Module checkpointResponses checkpoint
1Which statement is a core idea you need to understand for Responses in HTTP and APIs?
2Which setup step belongs directly to Responses in HTTP and APIs?
3Which exercise best practices the actual skill taught in Responses in HTTP and APIs?
04Design Resource-Oriented APIsBuild practical skill in design resource-oriented apis and connect it to the outcomes of HTTP and APIs.4 lessons · 1 lab
Module checkpointDesign Resource-Oriented APIs checkpoint
1Which setup step belongs directly to Design Resource-Oriented APIs in HTTP and APIs?
2Which exercise best practices the actual skill taught in Design Resource-Oriented APIs in HTTP and APIs?
3Which diagnostic action is relevant when Design Resource-Oriented APIs in HTTP and APIs does not behave as expected?
05Authentication and AuthorizationBuild practical skill in authentication and authorization and connect it to the outcomes of HTTP and APIs.4 lessons · 1 lab
Module checkpointAuthentication and Authorization checkpoint
1Which statement is a core idea you need to understand for Authentication and Authorization in HTTP and APIs?
2Which setup step belongs directly to Authentication and Authorization in HTTP and APIs?
3Which exercise best practices the actual skill taught in Authentication and Authorization in HTTP and APIs?
06Reliability and CompatibilityBuild practical skill in reliability and compatibility and connect it to the outcomes of HTTP and APIs.4 lessons
Module checkpointReliability and Compatibility checkpoint
1Which statement is a core idea you need to understand for Reliability and Compatibility in HTTP and APIs?
2Which setup step belongs directly to Reliability and Compatibility in HTTP and APIs?
3Which exercise best practices the actual skill taught in Reliability and Compatibility in HTTP and APIs?
07Test and Debug APIsBuild practical skill in test and debug apis and connect it to the outcomes of HTTP and APIs.4 lessons
Module checkpointTest and Debug APIs checkpoint
1Which setup step belongs directly to Test and Debug APIs in HTTP and APIs?
2Which exercise best practices the actual skill taught in Test and Debug APIs in HTTP and APIs?
3Which diagnostic action is relevant when Test and Debug APIs in HTTP and APIs does not behave as expected?
03
Portfolio integration

Capstone Project

Design and Test a Task Management API

Combine the path skills in a portfolio-ready project with clear functional requirements, tests, verification evidence, and operating notes.

GuidedIndependentPortfolio

Acceptance criteria

  • The core workflow works from start to finish.
  • Invalid input or failure states are handled clearly.
  • The result is tested and documented.
  • A reviewer can reproduce the setup and verification.
03
Knowledge check

Test your understanding

Answer all questions. Results and explanations are calculated instantly in your browser.

1Path review for HTTP and APIs: Which statement is a core idea you need to understand for Web Communication Foundations in HTTP and APIs?
2Path review for HTTP and APIs: Which setup step belongs directly to Requests in HTTP and APIs?
3Path review for HTTP and APIs: Which exercise best practices the actual skill taught in Responses in HTTP and APIs?
4Path review for HTTP and APIs: Which diagnostic action is relevant when Design Resource-Oriented APIs in HTTP and APIs does not behave as expected?
5Path review for HTTP and APIs: Which statement is a core idea you need to understand for Authentication and Authorization in HTTP and APIs?
04
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Skill assessment

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