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HTTP and API Calls

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20.1🔒OverviewMost modern applications are built on APIs. The frontend talks to the backend over HTTP. Microservices talk to each other over HTTP…89 words

20.2🔒Making Basic HTTP RequestsEvery HTTP interaction follows the same pattern: you send a request with a method (GET, POST, PUT, DELETE), a URL, optional headers, and an…40 words

20.3🔒Headers and AuthenticationReal APIs require authentication. The most common patterns are API keys in headers, Bearer tokens, and Basic auth. You also need to set…32 words

20.4🔒Response ValidationMaking the request is only half the job. The other half is validating the response: checking the status code, verifying the response body…35 words

20.5🔒Complete API Test SuiteIn real QA work, you test the full CRUD lifecycle: create a resource, read it back, update it, verify the update, and delete it. Here is a…122 words

20.6🔒Exercises: Chapter 20Easy: Write a function in all three languages that sends a GET request to https://jsonplaceholder.typicode.com/todos/1, checks that the…129 words

20.7🔒Q&AQuiz: Chapter 201. What is the difference between requests.get() in Python and fetch() in JavaScript/TypeScript? 2. Why does response.raise_for_status()…360 words

20.8🔒Career Translation- Developed an API test suite covering 60+ endpoints with CRUD lifecycle validation, authentication testing, and response time assertions…347 words

20.9🔒Q&AInterview Depth CheckPrompt: Walk me through how you would test a user registration API endpoint end to end. What a strong answer should cover: - Happy path…530 words