API Testing 30 December 2016 Justin API Testing Interview Questions 0 What is API testing? What are the tools used for API testing? What are the common tests performed on API’s? Mention the key difference between UI level testing and API testing? Explain what is SOAP? Explain what is REST API? Difference API and Unit Testing? How to test API’s ? Mention what the main areas to be taken in consideration while writing API document ? In API document explain how to document each function ?What are the tools used for documentation? Explain API framework? How does the API Builder work? Explain what is TestApi ? What is Input injection and what are different ways of doing it ? What are the main challenges of API testing? What is API testing with runscope ? Explain what are the principles of API test design? What are the types of Bugs will API testing finds? What are the tools used for API test automation? Mention the steps for testing API ? What are the common protocols that are testing in API tesing ?