Basic Api Rest Assured Interview Questions

    1. What is Rest Assured?

    2. Why do we use Rest Assured for API testing?

    3. How do you set up Rest Assured in a Java project?

    4. What are the dependencies required for Rest Assured?

    5. What is the basic syntax to send a GET request in Rest Assured?

    6. How do you validate the response status code in Rest Assured?

    7. What is the difference between GET, POST, PUT, DELETE requests?

    8. How do you send a POST request using Rest Assured?

    9. How do you pass headers in Rest Assured?

    10. How do you send query parameters in Rest Assured?

    11. How do you send path parameters in Rest Assured?

    12. What is the difference between query parameters and path parameters?

    13. How do you handle authentication in Rest Assured?

    14. How do you validate the response body in Rest Assured?

    15. What is JSONPath in Rest Assured?

    16. How do you extract a value from a JSON response?

    17. How do you validate XML responses using Rest Assured?

    18. What is the use of given(), when(), and then() in Rest Assured?

    19. How do you validate response headers in Rest Assured?

    20. What is the default content type in Rest Assured?

    21. How do you set content type explicitly in Rest Assured?

    22. How do you validate response time in Rest Assured?

    23. What is the difference between soft assertion and hard assertion in Rest Assured?

    24. How do you handle timeouts in Rest Assured?

    25. What is the purpose of log().all() in Rest Assured?

    26. How do you send form data in a POST request?

    27. How do you validate if a response contains a specific value?

    28. How do you check if a key exists in a JSON response?

    29. How do you handle cookies in Rest Assured?

    30. How do you extract multiple values from a JSON response?

    31. What is the Response interface in Rest Assured?

    32. How do you convert a response into a String format?

    33. How do you extract response headers from an API response?

    34. How do you check the content type of a response?

    35. How do you check if a JSON array contains a specific value?

    36. How do you send a DELETE request in Rest Assured?

    37. What are the different methods to extract values from a JSON response?

    38. How do you validate multiple assertions in a single test case?

    39. How do you use Hamcrest matchers in Rest Assured?

    40. What is the purpose of extract().path() in Rest Assured?

    41. How do you validate JSON Schema in Rest Assured?

    42. How do you send a PUT request in Rest Assured?

    43. How do you pass authentication tokens in API requests?

    44. How do you send a PATCH request in Rest Assured?

    45. What are the different types of authentication supported in Rest Assured?

    46. How do you perform OAuth authentication in Rest Assured?

    47. What is the use of assertThat() in Rest Assured?

    48. How do you validate nested JSON responses?

    49. How do you extract an element from a JSON array in Rest Assured?

    50. How do you perform data-driven testing with Rest Assured?

    51. How do you integrate Rest Assured with TestNG?

    52. How do you integrate Rest Assured with JUnit?

    53. How do you handle dynamic values in API responses?

    54. What is the use of Matchers.containsString() in Rest Assured?

    55. How do you verify the length of a JSON array?

    56. How do you print a response body in Rest Assured?

    57. How do you log only the request details in Rest Assured?

    58. How do you log only the response details in Rest Assured?

    59. How do you validate XML elements using Rest Assured?

    60. How do you extract values from an XML response?

    61. What is XPath in Rest Assured?

    62. How do you validate an XML attribute in Rest Assured?

    63. How do you perform basic authentication in Rest Assured?

    64. What is Digest Authentication in Rest Assured?

    65. How do you pass multiple headers in a request?

    66. How do you set global headers in Rest Assured?

    67. What is preemptive() authentication in Rest Assured?

    68. How do you handle file uploads in Rest Assured?

    69. How do you perform multipart form data requests?

    70. What is the difference between and() and assertThat()?

    71. How do you ignore SSL certificate errors in Rest Assured?

    72. How do you handle redirects in Rest Assured?

    73. What is relaxed HTTPS validation in Rest Assured?

    74. How do you handle API response caching in Rest Assured?

    75. How do you verify API response size in Rest Assured?

    76. How do you validate numeric values in JSON responses?

    77. How do you compare two JSON responses?

    78. What is the difference between contains() and hasItems()?

    79. How do you generate random data for API requests?

    80. How do you validate Boolean values in JSON responses?

    81. How do you check if a response body is empty?

    82. How do you handle optional fields in JSON responses?

    83. How do you validate the order of JSON elements?

    84. How do you perform XML validation in Rest Assured?

    85. How do you generate API request payload dynamically?

    86. How do you convert API response to Java objects?

    87. How do you deserialize JSON responses in Rest Assured?

    88. How do you serialize Java objects to JSON for API requests?

    89. What is POJO in Rest Assured?

    90. How do you use Lombok with Rest Assured?

    91. How do you create a custom assertion in Rest Assured?

    92. What is the use of StatusLine() in Rest Assured?

    93. How do you fetch the root element in an XML response?

    94. How do you filter API responses in Rest Assured?

    95. How do you use query parameters dynamically?

    96. How do you test APIs running on localhost using Rest Assured?

    97. How do you mock API responses in Rest Assured?

    98. How do you perform contract testing using Rest Assured?

    99. How do you validate response status line?

    100. How do you handle API timeouts in Rest Assured?

Intermediate Api Rest Assured Interview Questions

  1. How do you handle API request chaining in Rest Assured?

  2. How do you validate response schema using Rest Assured?

  3. What is the difference between hasItems() and contains() in Rest Assured?

  4. How do you perform file downloads using Rest Assured?

  5. How do you use Rest Assured to test SOAP APIs?

  6. How do you integrate Rest Assured with Cucumber?

  7. How do you implement custom filters in Rest Assured?

  8. How do you validate dynamic response values in Rest Assured?

  9. What is the use of extract().response() in Rest Assured?

  10. How do you manage test data using Rest Assured?

  11. How do you write parameterized API tests using Rest Assured?

  12. How do you handle GraphQL APIs using Rest Assured?

  13. How do you perform response time validation in Rest Assured?

  14. How do you log request and response details separately?

  15. How do you perform multi-part requests in Rest Assured?

  16. How do you use Rest Assured to test APIs with JWT authentication?

  17. How do you configure proxy settings in Rest Assured?

  18. How do you write reusable request specifications in Rest Assured?

  19. What is the significance of relaxed HTTPS validation?

  20. How do you send custom cookies with API requests?

  21. How do you handle API pagination in Rest Assured?

  22. How do you implement conditional assertions in Rest Assured?

  23. How do you verify the presence of specific keys in a JSON response?

  24. How do you use jsonPath() for complex JSON data extraction?

  25. How do you configure global request parameters in Rest Assured?

  26. How do you send requests asynchronously in Rest Assured?

  27. How do you simulate different user roles in API testing?

  28. What is the importance of API idempotency testing?

  29. How do you use Rest Assured to test WebSockets?

  30. How do you mock API responses for testing?

  31. How do you configure request retries in Rest Assured?

  32. What is the use of extract().path() in Rest Assured?

  33. How do you integrate Rest Assured with Jenkins for CI/CD pipelines?

  34. How do you perform negative testing using Rest Assured?

  35. How do you verify API response consistency across multiple requests?

  36. How do you handle API rate limiting in Rest Assured?

  37. How do you perform API testing with different environments?

  38. How do you compare JSON responses in Rest Assured?

  39. How do you extract values from deeply nested JSON responses?

  40. What is the use of soft assertions in API testing?

  41. How do you generate random test data dynamically in Rest Assured?

  42. How do you measure and analyze API performance using Rest Assured?

  43. How do you execute tests in parallel using Rest Assured?

  44. How do you perform API version compatibility testing?

  45. How do you test API session management and token expiration?

  46. How do you configure logging levels in Rest Assured?

  47. How do you verify API request redirects?

  48. How do you handle bulk API testing with Rest Assured?

  49. How do you test APIs integrated with third-party services?

  50. How do you test request timeouts and network failures?

  51. How do you automate API dependency resolution in Rest Assured?

  52. How do you perform security testing with Rest Assured?

  53. How do you execute batch API requests using Rest Assured?

  54. How do you extract and validate JSON arrays in API responses?

  55. How do you create API testing frameworks using Rest Assured?

  56. How do you handle API replays and duplicate requests?

  57. How do you test GraphQL mutations with Rest Assured?

  58. How do you configure custom request and response interceptors?

  59. How do you implement structured logging for API test results?

  60. How do you test APIs requiring CAPTCHA or 2FA authentication?

  61. How do you implement rate-limited API testing strategies?

  62. How do you validate API response headers dynamically?

  63. How do you compare API responses with database records?

  64. How do you execute stateful API testing in Rest Assured?

  65. How do you integrate Rest Assured with Allure reporting?

  66. How do you perform contract testing using Rest Assured?

  67. How do you validate error codes and error messages?

  68. How do you handle date/time validation in API responses?

  69. How do you execute long-running API test scenarios?

  70. How do you optimize Rest Assured tests for large datasets?

  71. How do you test API behavior under network latency conditions?

  72. How do you implement retry logic for intermittent API failures?

  73. How do you perform API integration testing with multiple services?

  74. How do you automate API key rotation testing?

  75. How do you verify GraphQL subscriptions using Rest Assured?

  76. How do you use Rest Assured for BDD-style API testing?

  77. How do you perform structured logging for API test failures?

  78. How do you perform batch assertions in Rest Assured?

  79. How do you compare API response times across different environments?

  80. How do you validate data consistency across microservices APIs?

  81. How do you test API scalability with Rest Assured?

  82. How do you implement structured API test reports?

  83. How do you automate API monitoring with Rest Assured?

  84. How do you create robust test strategies for API regression testing?

  85. How do you configure different API authentication mechanisms dynamically?

  86. How do you simulate network failures and packet loss scenarios?

  87. How do you integrate Rest Assured with Splunk or other logging tools?

  88. How do you implement chaos engineering in API testing?

  89. How do you ensure secure API request handling in automated tests?

  90. How do you test API interactions with message queues?

  91. How do you test cloud-based APIs with dynamic IP restrictions?

  92. How do you analyze and debug API failures in Rest Assured?

  93. How do you test APIs with multiple user roles and permissions?

  94. How do you execute complex API workflows using Rest Assured?

  95. How do you implement role-based API security testing?

  96. How do you validate API behavior with feature toggles?

  97. How do you optimize API tests for distributed systems?

  98. How do you manage API test configurations dynamically?

  99. How do you integrate Rest Assured with performance testing tools?

  100. How do you ensure continuous API validation in DevOps pipelines?

Advanced Api Rest Assured Interview Questions

  1. How do you implement custom authentication mechanisms in Rest Assured?

  2. How do you handle API response encryption and decryption?

  3. How do you perform end-to-end API testing in a microservices architecture?

  4. How do you handle dynamic OAuth tokens in Rest Assured tests?

  5. How do you validate API contracts using Rest Assured?

  6. How do you implement dependency injection for API test data?

  7. How do you ensure API request integrity and prevent tampering?

  8. How do you integrate Rest Assured with security testing tools?

  9. How do you perform automated penetration testing for APIs?

  10. How do you implement API security best practices in Rest Assured?

  11. How do you validate multi-layer API authentication?

  12. How do you test API request signing mechanisms?

  13. How do you implement complex request filters in Rest Assured?

  14. How do you perform API schema evolution testing?

  15. How do you test API backward compatibility across versions?

  16. How do you perform real-time API data validation with Rest Assured?

  17. How do you use Rest Assured for API fault injection testing?

  18. How do you test API interactions with third-party authentication providers?

  19. How do you validate API security headers dynamically?

  20. How do you implement advanced API response time profiling?

  21. How do you optimize Rest Assured tests for large-scale systems?

  22. How do you perform API concurrency testing using Rest Assured?

  23. How do you validate API behavior under high traffic conditions?

  24. How do you integrate Rest Assured with API gateway testing?

  25. How do you perform automated API load testing?

  26. How do you validate API throttling mechanisms in Rest Assured?

  27. How do you use Rest Assured to test real-time streaming APIs?

  28. How do you validate the integrity of API payload transformations?

  29. How do you implement API mocking strategies for different environments?

  30. How do you analyze API performance bottlenecks with Rest Assured?

  31. How do you handle nested request payloads dynamically?

  32. How do you generate synthetic API test data on the fly?

  33. How do you implement advanced request validation strategies?

  34. How do you perform API stress testing with Rest Assured?

  35. How do you integrate Rest Assured with distributed tracing systems?

  36. How do you validate API observability and logging mechanisms?

  37. How do you implement structured logging in API test automation?

  38. How do you test GraphQL queries and mutations efficiently?

  39. How do you validate API versioning strategies dynamically?

  40. How do you simulate API downtime scenarios in Rest Assured?

  41. How do you verify API behavior in cross-region deployments?

  42. How do you integrate Rest Assured with Kubernetes-based APIs?

  43. How do you test APIs that rely on eventual consistency?

  44. How do you automate API recovery testing in Rest Assured?

  45. How do you validate API request integrity with digital signatures?

  46. How do you ensure API tests remain maintainable over time?

  47. How do you test APIs with complex RBAC (Role-Based Access Control)?

  48. How do you validate API resilience under extreme loads?

  49. How do you handle circular dependencies in API responses?

  50. How do you implement snapshot-based API response testing?

  51. How do you validate transactional API workflows?

  52. How do you test API integrations with AI-based services?

  53. How do you handle API response parsing for multi-format support?

  54. How do you test APIs using time-based constraints?

  55. How do you validate API caching strategies dynamically?

  56. How do you automate large-scale API data migrations?

  57. How do you test APIs that rely on blockchain technology?

  58. How do you ensure API test reliability across distributed environments?

  59. How do you perform deep validation of nested JSON responses?

  60. How do you test APIs with real-time event-driven architectures?

  61. How do you integrate Rest Assured with serverless API testing?

  62. How do you implement robust API assertions with Rest Assured?

  63. How do you ensure consistency between API responses and databases?

  64. How do you handle multiple API endpoints dynamically in a test suite?

  65. How do you implement custom API serialization strategies?

  66. How do you integrate Rest Assured with API monitoring tools?

  67. How do you perform data integrity testing for API databases?

  68. How do you validate API compliance with industry standards?

  69. How do you execute API tests with varying network conditions?

  70. How do you automate API failover and redundancy testing?

  71. How do you test APIs that involve machine learning models?

  72. How do you perform targeted API fuzz testing?

  73. How do you validate the consistency of API error handling mechanisms?

  74. How do you integrate Rest Assured with a zero-trust security model?

  75. How do you implement intelligent test case prioritization for APIs?

  76. How do you test APIs across cloud service providers?

  77. How do you handle API response data obfuscation?

  78. How do you validate API endpoint deprecation and migration plans?

  79. How do you analyze API telemetry data for performance insights?

  80. How do you perform detailed memory profiling for API request processing?

  81. How do you handle API schema evolution over time?

  82. How do you ensure robust API key management practices?

  83. How do you validate API logs for anomaly detection?

  84. How do you automate API availability monitoring?

  85. How do you test APIs that interact with IoT devices?

  86. How do you validate API token expiration and renewal policies?

  87. How do you handle advanced API validation for multipart responses?

  88. How do you automate API rollback and recovery scenarios?

  89. How do you test APIs with distributed ledger (DLT) technologies?

  90. How do you ensure API test execution at scale?

  91. How do you validate multi-region API deployments dynamically?

  92. How do you implement real-time API contract validation?

  93. How do you integrate Rest Assured with synthetic monitoring?

  94. How do you test API consistency in event-driven microservices?

  95. How do you execute API test suites with adaptive learning?

  96. How do you validate API communication over WebSockets?

  97. How do you perform automated chaos engineering for APIs?

  98. How do you ensure GDPR compliance in API tests?

  99. How do you validate and monitor API SLAs dynamically?

  100. How do you implement predictive analysis for API test failures?