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DevNet Associate (DEVASC) 200-901 Practice Test 29

Question 280

The initial implementation fails or does not meet the expected behavior. A polling integration opens a new TLS connection for every small request and a developer proposes verify=False to improve apparent reliability. Which investigation should be prioritized to diagnose the problem?

  1. Inspect the endpoint's parameter location and the actual URL captured in request logs.
  2. Inspect session adapter behavior, certificate trust and request timing with a test endpoint.
  3. Inspect raw response status line, headers and JSON payload separately.
  4. Inspect revision/ETag tokens, competing updates and the diff between desired and current state.

Explanation

Correct Answer

B:

Inspect session adapter behavior, certificate trust and request timing with a test endpoint. These are the relevant initial evidence checks for Reuse requests Session with certificate verification. Intended action: Reuse a requests.Session with trusted certificate validation and bounded timeouts rather than disabling TLS verification. Expected success condition: Repeated calls reuse eligible connections while an untrusted certificate is still rejected.

Incorrect Answers

A:

Inspect the endpoint's parameter location and the actual URL captured in request logs. This investigation primarily applies to GET filtered devices using query parameters, not the current Reuse requests Session with certificate verification problem. Prioritize: Inspect session adapter behavior, certificate trust and request timing with a test endpoint.

C:

Inspect raw response status line, headers and JSON payload separately. This investigation primarily applies to Distinguish HTTP headers from response body, not the current Reuse requests Session with certificate verification problem. Prioritize: Inspect session adapter behavior, certificate trust and request timing with a test endpoint.

D:

Inspect revision/ETag tokens, competing updates and the diff between desired and current state. This investigation primarily applies to 409 Conflict on stale configuration revision, not the current Reuse requests Session with certificate verification problem. Prioritize: Inspect session adapter behavior, certificate trust and request timing with a test endpoint.

Question 281

A Cisco network automation team has this requirement: A Python inventory job uses an installed Meraki dashboard SDK but manually concatenates URLs and misses clients beyond the default page. Which design or implementation action best addresses it?

  1. Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages.
  2. Use the documented Catalyst Center site assignment workflow with the site and device identifiers.
  3. POST to the documented Webex messages endpoint with roomId and text in the required request payload.
  4. Verify endpoint, authentication and schema against current official API documentation before adapting the sample.

Explanation

Correct Answer

A:

Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages. Technical reason: SDK methods wrap API endpoints and can supply pagination, authentication and serialization features. Verify by: A test organization with more than one page yields every expected client ID through the SDK call. Deployment qualification: The installed SDK version must match the API features used by the script.

Incorrect Answers

B:

Use the documented Catalyst Center site assignment workflow with the site and device identifiers. This instead targets the different case Catalyst Center site hierarchy assignment. The described Use supported Meraki SDK pagination helper requirement specifically calls for Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages.

C:

POST to the documented Webex messages endpoint with roomId and text in the required request payload. This instead targets the different case Create Webex message in known space. The described Use supported Meraki SDK pagination helper requirement specifically calls for Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages.

D:

Verify endpoint, authentication and schema against current official API documentation before adapting the sample. This instead targets the different case Choose API documentation over Code Exchange sample. The described Use supported Meraki SDK pagination helper requirement specifically calls for Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages.

Question 282

After deployment, an engineer must prove the proposed solution works. A Python inventory job uses an installed Meraki dashboard SDK but manually concatenates URLs and misses clients beyond the default page. Which observed result is the most direct acceptance evidence?

  1. A test organization with more than one page yields every expected client ID through the SDK call.
  2. The revised call matches the published current schema and passes a controlled endpoint test.
  3. A sample incident includes expected identifiers and linked evidence without HTML scraping.
  4. A change to Gi1 does not alter Gi2 and both values can be retrieved by model path.

Explanation

Correct Answer

A:

A test organization with more than one page yields every expected client ID through the SDK call. Recommended implementation: Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages. Why the observation matters: SDK methods wrap API endpoints and can supply pagination, authentication and serialization features.

Incorrect Answers

B:

The revised call matches the published current schema and passes a controlled endpoint test. That observation could confirm Choose API documentation over Code Exchange sample, not the current Use supported Meraki SDK pagination helper case. For this case, the decisive observation is: A test organization with more than one page yields every expected client ID through the SDK call.

C:

A sample incident includes expected identifiers and linked evidence without HTML scraping. That observation could confirm Cisco XDR incident context API, not the current Use supported Meraki SDK pagination helper case. For this case, the decisive observation is: A test organization with more than one page yields every expected client ID through the SDK call.

D:

A change to Gi1 does not alter Gi2 and both values can be retrieved by model path. That observation could confirm YANG leaf and list semantics, not the current Use supported Meraki SDK pagination helper case. For this case, the decisive observation is: A test organization with more than one page yields every expected client ID through the SDK call.

Question 283

A developer is explaining the underlying technical behavior. A Python inventory job uses an installed Meraki dashboard SDK but manually concatenates URLs and misses clients beyond the default page. Which principle is most relevant to this case?

  1. Meraki API resource scopes distinguish organizations, networks, devices and clients.
  2. SDK methods wrap API endpoints and can supply pagination, authentication and serialization features.
  3. Client-observation endpoints report attached endpoints, not the controller's switch/router inventory.
  4. Webex messages reference a room resource by identifier instead of embedding a human-readable room name only.

Explanation

Correct Answer

B:

SDK methods wrap API endpoints and can supply pagination, authentication and serialization features. This mechanism explains Use supported Meraki SDK pagination helper. Action: Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages. Expected confirmation: A test organization with more than one page yields every expected client ID through the SDK call.

Incorrect Answers

A:

Meraki API resource scopes distinguish organizations, networks, devices and clients. This relates to Meraki organization versus device endpoint scope. In the current Use supported Meraki SDK pagination helper case the operative principle is: SDK methods wrap API endpoints and can supply pagination, authentication and serialization features.

C:

Client-observation endpoints report attached endpoints, not the controller's switch/router inventory. This relates to Retrieve Meraki connected clients from network. In the current Use supported Meraki SDK pagination helper case the operative principle is: SDK methods wrap API endpoints and can supply pagination, authentication and serialization features.

D:

Webex messages reference a room resource by identifier instead of embedding a human-readable room name only. This relates to Create Webex message in known space. In the current Use supported Meraki SDK pagination helper case the operative principle is: SDK methods wrap API endpoints and can supply pagination, authentication and serialization features.

Question 284

A team does not apply the necessary control or correction. A Python inventory job uses an installed Meraki dashboard SDK but manually concatenates URLs and misses clients beyond the default page. Which resulting failure or risk is most directly relevant?

  1. Relying on CLI display formatting can break parsers after software changes.
  2. Treating example code as a frozen specification can preserve deprecated endpoint assumptions.
  3. Leaf-by-leaf ACL drift bypasses the intended centralized fabric policy model.
  4. Reimplementing undocumented URL patterns can silently omit pages after platform changes.

Explanation

Correct Answer

D:

Reimplementing undocumented URL patterns can silently omit pages after platform changes. This is the direct exposure for Use supported Meraki SDK pagination helper. Mitigate with: Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages. Check success by: A test organization with more than one page yields every expected client ID through the SDK call.

Incorrect Answers

A:

Relying on CLI display formatting can break parsers after software changes. This risk occurs in the different IOS XE RESTCONF operational interface state situation. For the given Use supported Meraki SDK pagination helper requirement, the directly relevant risk is: Reimplementing undocumented URL patterns can silently omit pages after platform changes.

B:

Treating example code as a frozen specification can preserve deprecated endpoint assumptions. This risk occurs in the different Choose API documentation over Code Exchange sample situation. For the given Use supported Meraki SDK pagination helper requirement, the directly relevant risk is: Reimplementing undocumented URL patterns can silently omit pages after platform changes.

C:

Leaf-by-leaf ACL drift bypasses the intended centralized fabric policy model. This risk occurs in the different ACI policy endpoint distinction situation. For the given Use supported Meraki SDK pagination helper requirement, the directly relevant risk is: Reimplementing undocumented URL patterns can silently omit pages after platform changes.

Question 285

The initial implementation fails or does not meet the expected behavior. A Python inventory job uses an installed Meraki dashboard SDK but manually concatenates URLs and misses clients beyond the default page. Which investigation should be prioritized to diagnose the problem?

  1. Inspect XDR API response model, incident linkage and authorization scopes.
  2. Inspect endpoint path, organization ID and response model fields.
  3. Inspect site ID, device UUID, assignment task status and resulting inventory record.
  4. Inspect SDK method signature, API call capture and client totals.

Explanation

Correct Answer

D:

Inspect SDK method signature, API call capture and client totals. These are the relevant initial evidence checks for Use supported Meraki SDK pagination helper. Intended action: Invoke the documented SDK device-client list method with its supported pagination arguments and collect all returned pages. Expected success condition: A test organization with more than one page yields every expected client ID through the SDK call.

Incorrect Answers

A:

Inspect XDR API response model, incident linkage and authorization scopes. This investigation primarily applies to Cisco XDR incident context API, not the current Use supported Meraki SDK pagination helper problem. Prioritize: Inspect SDK method signature, API call capture and client totals.

B:

Inspect endpoint path, organization ID and response model fields. This investigation primarily applies to Meraki organization versus device endpoint scope, not the current Use supported Meraki SDK pagination helper problem. Prioritize: Inspect SDK method signature, API call capture and client totals.

C:

Inspect site ID, device UUID, assignment task status and resulting inventory record. This investigation primarily applies to Catalyst Center site hierarchy assignment, not the current Use supported Meraki SDK pagination helper problem. Prioritize: Inspect SDK method signature, API call capture and client totals.

Question 286

A Cisco network automation team has this requirement: An engineer wants the inventory of devices from Cisco Catalyst Center and finds a Python SDK with an authenticated network_devices API wrapper. Which design or implementation action best addresses it?

  1. Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters.
  2. Call the documented Meraki network-clients endpoint with the network ID and supported time parameters.
  3. POST to the documented Webex messages endpoint with roomId and text in the required request payload.
  4. Use the documented Webex rooms creation API, record the returned room ID, then POST the message to that room.

Explanation

Correct Answer

A:

Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters. Technical reason: A vendor SDK maps named Python methods to documented REST operations and response objects. Verify by: A controlled test returns device IDs from the intended controller without a handcrafted token URL. Deployment qualification: Some asynchronous operations still require checking a task ID even when invoked by SDK.

Incorrect Answers

B:

Call the documented Meraki network-clients endpoint with the network ID and supported time parameters. This instead targets the different case Retrieve Meraki connected clients from network. The described Catalyst Center SDK intent client requirement specifically calls for Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters.

C:

POST to the documented Webex messages endpoint with roomId and text in the required request payload. This instead targets the different case Create Webex message in known space. The described Catalyst Center SDK intent client requirement specifically calls for Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters.

D:

Use the documented Webex rooms creation API, record the returned room ID, then POST the message to that room. This instead targets the different case Webex create space and send message. The described Catalyst Center SDK intent client requirement specifically calls for Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters.

Question 287

After deployment, an engineer must prove the proposed solution works. An engineer wants the inventory of devices from Cisco Catalyst Center and finds a Python SDK with an authenticated network_devices API wrapper. Which observed result is the most direct acceptance evidence?

  1. A valid user lookup returns permitted user-device information without a configuration write.
  2. A controlled test returns device IDs from the intended controller without a handcrafted token URL.
  3. The identified endpoint receives the expected restricted access without affecting unrelated clients.
  4. A change to Gi1 does not alter Gi2 and both values can be retrieved by model path.

Explanation

Correct Answer

B:

A controlled test returns device IDs from the intended controller without a handcrafted token URL. Recommended implementation: Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters. Why the observation matters: A vendor SDK maps named Python methods to documented REST operations and response objects.

Incorrect Answers

A:

A valid user lookup returns permitted user-device information without a configuration write. That observation could confirm CUCM UDS directory lookup, not the current Catalyst Center SDK intent client case. For this case, the decisive observation is: A controlled test returns device IDs from the intended controller without a handcrafted token URL.

C:

The identified endpoint receives the expected restricted access without affecting unrelated clients. That observation could confirm ISE endpoint policy and posture use, not the current Catalyst Center SDK intent client case. For this case, the decisive observation is: A controlled test returns device IDs from the intended controller without a handcrafted token URL.

D:

A change to Gi1 does not alter Gi2 and both values can be retrieved by model path. That observation could confirm YANG leaf and list semantics, not the current Catalyst Center SDK intent client case. For this case, the decisive observation is: A controlled test returns device IDs from the intended controller without a handcrafted token URL.

Question 288

A developer is explaining the underlying technical behavior. An engineer wants the inventory of devices from Cisco Catalyst Center and finds a Python SDK with an authenticated network_devices API wrapper. Which principle is most relevant to this case?

  1. Meraki API resource scopes distinguish organizations, networks, devices and clients.
  2. Endpoint security telemetry concerns host activity and detections rather than firewall path configuration.
  3. A vendor SDK maps named Python methods to documented REST operations and response objects.
  4. IOS XE RESTCONF exposes model-driven data via HTTP resources rather than terminal screen scraping.

Explanation

Correct Answer

C:

A vendor SDK maps named Python methods to documented REST operations and response objects. This mechanism explains Catalyst Center SDK intent client. Action: Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters. Expected confirmation: A controlled test returns device IDs from the intended controller without a handcrafted token URL.

Incorrect Answers

A:

Meraki API resource scopes distinguish organizations, networks, devices and clients. This relates to Meraki organization versus device endpoint scope. In the current Catalyst Center SDK intent client case the operative principle is: A vendor SDK maps named Python methods to documented REST operations and response objects.

B:

Endpoint security telemetry concerns host activity and detections rather than firewall path configuration. This relates to Secure Endpoint host event triage. In the current Catalyst Center SDK intent client case the operative principle is: A vendor SDK maps named Python methods to documented REST operations and response objects.

D:

IOS XE RESTCONF exposes model-driven data via HTTP resources rather than terminal screen scraping. This relates to IOS XE RESTCONF operational interface state. In the current Catalyst Center SDK intent client case the operative principle is: A vendor SDK maps named Python methods to documented REST operations and response objects.

Question 289

A team does not apply the necessary control or correction. An engineer wants the inventory of devices from Cisco Catalyst Center and finds a Python SDK with an authenticated network_devices API wrapper. Which resulting failure or risk is most directly relevant?

  1. An incompatible Accept header can make an otherwise valid resource request fail.
  2. Blind port-level changes can disrupt many endpoints and leave policy intent inconsistent.
  3. Calling arbitrary guessed methods can fail when SDK object names differ from API endpoint labels.
  4. Using a provisioning interface for directory lookups increases privilege and change risk.

Explanation

Correct Answer

C:

Calling arbitrary guessed methods can fail when SDK object names differ from API endpoint labels. This is the direct exposure for Catalyst Center SDK intent client. Mitigate with: Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters. Check success by: A controlled test returns device IDs from the intended controller without a handcrafted token URL.

Incorrect Answers

A:

An incompatible Accept header can make an otherwise valid resource request fail. This risk occurs in the different RESTCONF JSON representation header situation. For the given Catalyst Center SDK intent client requirement, the directly relevant risk is: Calling arbitrary guessed methods can fail when SDK object names differ from API endpoint labels.

B:

Blind port-level changes can disrupt many endpoints and leave policy intent inconsistent. This risk occurs in the different ISE endpoint policy and posture use situation. For the given Catalyst Center SDK intent client requirement, the directly relevant risk is: Calling arbitrary guessed methods can fail when SDK object names differ from API endpoint labels.

D:

Using a provisioning interface for directory lookups increases privilege and change risk. This risk occurs in the different CUCM UDS directory lookup situation. For the given Catalyst Center SDK intent client requirement, the directly relevant risk is: Calling arbitrary guessed methods can fail when SDK object names differ from API endpoint labels.

Question 290

The initial implementation fails or does not meet the expected behavior. An engineer wants the inventory of devices from Cisco Catalyst Center and finds a Python SDK with an authenticated network_devices API wrapper. Which investigation should be prioritized to diagnose the problem?

  1. Inspect Accept, Content-Type, URL path and response code alongside API docs.
  2. Inspect message JSON, roomId and Webex response status/identity.
  3. Compare sample dependencies, API docs version and actual request/response traces.
  4. Inspect SDK reference, returned data type, target controller URL and auth context.

Explanation

Correct Answer

D:

Inspect SDK reference, returned data type, target controller URL and auth context. These are the relevant initial evidence checks for Catalyst Center SDK intent client. Intended action: Initialize the documented SDK client with scoped credentials and call its inventory operation using the supported parameters. Expected success condition: A controlled test returns device IDs from the intended controller without a handcrafted token URL.

Incorrect Answers

A:

Inspect Accept, Content-Type, URL path and response code alongside API docs. This investigation primarily applies to RESTCONF JSON representation header, not the current Catalyst Center SDK intent client problem. Prioritize: Inspect SDK reference, returned data type, target controller URL and auth context.

B:

Inspect message JSON, roomId and Webex response status/identity. This investigation primarily applies to Create Webex message in known space, not the current Catalyst Center SDK intent client problem. Prioritize: Inspect SDK reference, returned data type, target controller URL and auth context.

C:

Compare sample dependencies, API docs version and actual request/response traces. This investigation primarily applies to Choose API documentation over Code Exchange sample, not the current Catalyst Center SDK intent client problem. Prioritize: Inspect SDK reference, returned data type, target controller URL and auth context.

DevNet Associate (DEVASC) (200-901) Practice Tests

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