Cisco Cisco Certified DevNet Associate 200-901 Questions & Answers

• Question 201:

  Why would a developer compare a current version of code to a previous version?

  A. to provide the single source of truth

  B. to troubleshoot code failures

  C. to track who made a change

  D. to aid in collaboration

  Correct Answer: B

• Question 202:

  Which Cisco platform is used to manage data center infrastructure through third-party tools and system integrations?

  A. Cisco DNA Center

  B. Cisco UCS Manager

  C. Cisco Intersight

  D. Cisco UCS Director

  Correct Answer: C

  "Cisco Intersight infrastructure services include the deployment, monitoring, management, and support of your physical and virtual infrastructure...In addition, Cisco provides integrations to third-party operations tools, starting with ServiceNow, to allow customers to use their existing solutions more efficiently."

  Reference: https://intersight.com/help/saas/getting_started/overview

• Question 203:

  Refer to the exhibit.

  

  Which RESTCONF request results in this response?

  

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: D

• Question 204:

  Refer to the exhibit.

  

  An engineer is managing the network of an enterprise. The network is using a distributed deployment model. The enterprise uses database to store logs. The current policy requires logs to be stored if changes are made to the infrastructure in any of the devices on the data centers. Which workflow is being automated by the Bash script?

  A. returning backup files that are older than 30 days

  B. deleting backup files that are older than 30 days

  C. configuring the directory to delete files automatically

  D. automating deletion of all backup files every 30 days

  Correct Answer: B

  https://ostechnix.com/how-to-find-and-delete-files-older-than-x-days-in-linux/

• Question 205:

  An engineer deploys a Cisco CSR 1000 V instance to a virtual machine. The engineer must output the device configuration in JSON format. Which protocol is used for this task?

  A. YANG

  B. NETCONF

  C. SNMP

  D. RESTCONF

  Correct Answer: D

  RESTCONF is a protocol for remotely accessing and modifying data defined in a data model. It is used to transfer data in JSON or XML format over HTTP. RESTCONF can be used to output device configuration in JSON format on a Cisco CSR 1000V instance.

  YANG is a data modeling language used to define data for network management. NETCONF is a network management protocol used to install, manipulate, and delete configuration data on network devices. SNMP (Simple Network Management Protocol) is a protocol used to monitor and manage network devices.

• Question 206:

  Refer to the exhibit.

  

  A developer writes a script to create a new network by using the Cisco DNA Center API. After running the script for the first time, the developer observes that HTTP code 404 is printed to the console. Which action resolves the problem?

  A. The x-auth-token value must be changed to a valid token.

  B. The API URL must be changed with a valid URL.

  C. The requested payload must be fixed to include missing parts.

  D. Internal errors on the code of API server must be fixed.

  Correct Answer: B

• Question 207:

  A developer plans to deploy a new application that will use an API to implement automated data collection from Webex with these requirements:

  1.

  The application was created by using the request library.

  2.

  Requires HTTP basic authentication.

  3.

  Provides data in JSON or XML formats.

  Which Cisco DevNet resource helps the developer with how to use the API?

  A. DevNet sandbox

  B. API documentation

  C. forums

  D. DevNet code exchange

  Correct Answer: B

• Question 208:

  Which two situations align with infrastructure as code principles? (Choose two.)

  A. nonreplicable snowflake servers

  B. release versions to specific hardware

  C. maximized configuration drift

  D. easily reproducible systems

  E. repeatable processes

  Correct Answer: DE

• Question 209:

  What is a characteristic of RPC APIs compared to REST APIs?

  A. Authentication is done over provisions for the service caller and vice versa for RPC API, and REST API uses HTTP headers for authentication.

  B. All communications between the client and server must be stateless for RPC API, and REST API is stateful.

  C. The architecture model for RPC API is resource-focused, and REST API is procedure-focused.

  D. The data payload must be in JSON format for RPC API, and REST API allows JSON and XML formats.

  Correct Answer: A

• Question 210:

  A developer is running an application that connects to the Cisco website and collects data. The application will be hosted in a local data center and the data will need to be collected on a frequent basis. The application client requires certain environmental variables to be set before the run. Which Bash command sets the environmental variables for a Linux system?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: D