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What is Postman Collection?

  • A set of variables
  • A folder for endpoints
  • A group of related API requests
  • Server logs
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What is used to group multiple test cases logically?

  • Script
  • Runner
  • Folder
  • Test Suite
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What is the meaning of ?Idempotent? in HTTP methods?

  • Request has different result every time
  • Produces same result even after multiple calls
  • Requires tokens
  • Needs session
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Which is a security concern in API testing?

  • Authentication bypass
  • Color format
  • Font rendering
  • Compression
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What is the meaning of 202 Accepted status code?

  • Request rejected
  • Request accepted for processing
  • Resource not found
  • Unauthorized
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Which of the following is used to test RESTful APIs?

  • Selenium
  • Postman
  • JUnit
  • TestNG
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What is the common format for sending requests in REST APIs?

  • HTML
  • DOCX
  • JSON
  • MP3
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Which tool offers a GUI to test APIs manually?

  • IntelliJ
  • VS Code
  • Postman
  • NGINX
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In API testing, what is a payload?

  • Authorization token
  • HTTP status
  • Response headers
  • Body of the request
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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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Which content-type is used for JSON data?

  • text/html
  • application/xml
  • application/json
  • multipart/form-data
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What is Swagger used for?

  • UI automation
  • API documentation and testing
  • Logging system events
  • Compiling source code
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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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What is a JSON Web Token (JWT) used for?

  • Rate limiting
  • Authorization
  • Formatting response
  • Encoding XML
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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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What is the function of pre-request script in Postman?

  • Executes after request
  • Modifies response
  • Executes before request
  • Validates headers
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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 the use of Content-Type in API headers?

  • Change URL
  • Authorize request
  • Specify data format
  • Log response
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Which HTTP method is not safe?

  • GET
  • PUT
  • OPTIONS
  • HEAD
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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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Which tool is NOT commonly used for API testing?

  • Postman
  • SoapUI
  • JMeter
  • Figma
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What does the PUT method do in REST API?

  • Retrieves data
  • Deletes resource
  • Creates a new resource
  • Updates existing resource
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In which section are Postman tests written?

  • Console
  • Tests Tab
  • Headers
  • Request URL
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Which of these is a common security threat in APIs?

  • Schema mismatch
  • Resource duplication
  • Injection attacks
  • Too many endpoints
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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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What does the term ?stateless? mean in REST APIs?

  • No database usage
  • Uses sessions
  • Doesn?t store request context
  • Always uses JSON
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Which response format is easier to validate with XPath?

  • YAML
  • HTML
  • XML
  • JSON
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Which API test case is best for validating performance?

  • JSON Schema check
  • Status code check
  • Load test with multiple users
  • Authentication
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What is the difference between PUT and PATCH?

  • Both remove resources
  • PUT is full update, PATCH is partial
  • PATCH is faster
  • PUT uses headers only
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What is used to validate API responses?

  • Schema Validation
  • Ping command
  • Proxy
  • Firewall
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