4.7 Explain the Common HTTP Response Codes Associated with REST APIs 350-201 Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   A REST API client receives a 503 Service Unavailable response. What does this indicate?

   • AThe server, while acting as a gateway or proxy, did not receive a timely response from an upstream server.
   • BThe server encountered an unexpected condition that prevented it from fulfilling the request.
   • CThe server is temporarily unable to handle the request, often due to maintenance or overload.
   • DThe server, while acting as a gateway or proxy, received an invalid response from an upstream server.
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   A REST API client sends a POST request to create a new order, but the request body is missing required fields. Which HTTP status code should the server return?

   • A401 Unauthorized
   • B403 Forbidden
   • C409 Conflict
   • D400 Bad Request
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   A REST API client sends a DELETE request to a resource, but the server rejects the request because the client is not allowed to delete that resource. Which HTTP status code is most appropriate?

   • A403 Forbidden
   • B401 Unauthorized
   • C405 Method Not Allowed
   • D404 Not Found
   Reveal Solution Discussion Select an answer first
5. 9application · medium

   A SOC analyst is troubleshooting a REST API integration that pulls security alerts. The API is fronted by a load balancer that forwards requests to backend servers. The analyst observes that the API occasionally returns 504 Gateway Timeout. What is the most likely cause?

   • AThe API client's authentication token was rejected by the load balancer.
   • BThe backend server did not respond within the load balancer's timeout period.
   • CThe backend server returned an invalid response that the load balancer could not understand.
   • DThe API client sent a malformed request that the load balancer could not parse.
   Reveal Solution Discussion Select an answer first
6. 10application · medium

   A network engineer is troubleshooting a REST API that returns 500 Internal Server Error when a client attempts to update a device configuration. The request is well-formed and the client is authenticated. What should the engineer investigate?

   • AWhether the device configuration already exists.
   • BThe server-side application code that handles the update request.
   • CThe format of the request body sent by the client.
   • DThe client's authentication token and permissions.
   Reveal Solution Discussion Select an answer first