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What is the use of Content-Type in API headers?

  • Change URL
  • Authorize request
  • Specify data format
  • Log response
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What is a REST client?

  • A frontend UI
  • A client that uses RESTful APIs
  • Database engine
  • CLI
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How is dynamic data passed in API test requests?

  • Using cookies
  • Using database
  • Using variables
  • Using test runners
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What is used to group multiple test cases logically?

  • Script
  • Runner
  • Folder
  • Test Suite
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What does a 404 error mean in API testing?

  • Method not allowed
  • Resource not found
  • Unauthorized access
  • Server timeout
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How do you log custom messages in Postman?

  • Use console.log() in Tests tab
  • Modify request body
  • Write headers
  • Add Auth token
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How do you capture dynamic values from one API to another in Postman?

  • Write to file
  • Use Environment variables
  • Change server URL
  • Use PATCH
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In API testing, what is meant by latency?

  • Request size
  • Server memory
  • Delay between request and response
  • Payload complexity
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Which tool is NOT commonly used for API testing?

  • Postman
  • SoapUI
  • JMeter
  • Figma
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What is the primary function of an API Gateway?

  • Test the API
  • Host the backend
  • Manage and route API requests
  • Validate JSON
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What is HATEOAS in REST APIs?

  • Hypermedia controls in API
  • Security protocol
  • Load testing tool
  • Header encryption
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Which tool supports scripting with Groovy for API validation?

  • Postman
  • JMeter
  • SoapUI
  • Swagger
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What is the common format for sending requests in REST APIs?

  • HTML
  • DOCX
  • JSON
  • MP3
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Which feature in Postman automates repeated execution?

  • Collection Runner
  • Environment Manager
  • Test Script Tab
  • Pre-request Tab
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What does a 401 status code indicate in API testing?

  • Unauthorized access
  • Success
  • Server error
  • Resource created
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Which protocol is most commonly used in REST APIs?

  • FTP
  • HTTP
  • SSH
  • TCP
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What is CORS in API testing?

  • Security protocol
  • Method for load testing
  • Policy for cross-origin requests
  • Type of content header
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What is mocking in API testing?

  • Encrypting responses
  • Generating fake server responses
  • Parsing large payloads
  • Unit testing
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What tool can automate API tests in CI/CD pipelines?

  • Jenkins
  • GIMP
  • MS Word
  • Nginx
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What is the primary advantage of using Postman?

  • Load testing
  • CI/CD integration
  • Manual and automated API testing
  • Server deployment
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What is a Postman environment?

  • A type of server
  • A group of assertions
  • Variable set for requests
  • Proxy manager
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In a JSON response, data is represented as:

  • Objects and arrays
  • Tables
  • Trees
  • Directories
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Which is a security concern in API testing?

  • Authentication bypass
  • Color format
  • Font rendering
  • Compression
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What does the OPTIONS HTTP method do?

  • Retrieves options supported by server
  • Retrieves list of resources
  • Deletes all data
  • Authenticates user
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Which status code is used for ?No Content??

  • 200
  • 204
  • 202
  • 400
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In which HTTP method is a message body optional?

  • POST
  • PUT
  • DELETE
  • GET
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Which assertion checks if a response contains expected text?

  • XPath Assertion
  • Contains Assertion
  • JSON Assertion
  • Regex Extractor
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What does API stand for?

  • Automated Programming Interface
  • Advanced Programming Interface
  • Application Programming Interface
  • Application Process Integration
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Which response code implies rate-limiting on the API?

  • 400
  • 403
  • 429
  • 408
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In API response, what does 500 status code signify?

  • Success
  • Created
  • Client error
  • Server error
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