Cisco 200-901 Online Practice Questions and Exam Preparation

Cisco 200-901 Online Questions & Answers

• Question 451:

  Which HTTP status code means that the server cannot or will not process the request because of a perceived client error?

  A. 100
  B. 203
  C. 303
  D. 400
  D. 400

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  Explanation Explanation/Reference:HTTP status code 400 (Bad Request) is returned when the server cannot or will not process the request due to a perceived client error. This status code indicates that the request could not be understood by the server, often due to malformed syntax or invalid parameters in the client's request.

• Question 452:

  Which task is performed because the test-driven development approach is being used?

  A. creating test scenarios based on continuous development
  B. writing code without committing any coding violations
  C. refactoring code that is covered by existing tests
  D. testing existing software before developing new code
  C. refactoring code that is covered by existing tests

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  Explanation Explanation/Reference:"The idea is that you build a test case first, before any software has been created or modified" but "testing existing software before developing new code" is the idea or goal, not the task five steps of TDD: -Write a test -Test fails -Write some code -Test passes -Refactor https://www.guru99.com/test-driven-development.html

• Question 453:

  What is indicated when the green phase of the test-driven development cycle is complete?

  A. The unit test of the new code has written functions as intended.
  B. The new code caused a break in the existing functionality.
  C. The new code is readable and maintainable.
  D. The new code meets the test requirements.
  A. The unit test of the new code has written functions as intended.

• Question 454:

  Refer to the exhibit.

  

  What occurs when the script runs?

  A. The contents of both files are displayed.
  B. The total length of the files is displayed.
  C. The files are combined.
  D. File differences are compared.
  D. File differences are compared.

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  The diff command is used to compare the contents of two files and display the differences. The -u option stands for "unified" and shows the differences in a unified format, which includes the lines that differ between the two files along with a few lines of context. When running the command diff -u file1.txt file2.txt, it compares the two files and shows the differences between them. References: GNU Diffutils: Unified Format

• Question 455:

  Package updates from a local server fail to download. However, the same updates work when a much slower external repository is used. Why are local updates failing?

  A. The server is running out of disk space.
  B. The Internet connection is too slow.
  C. The Internet is down at the moment, which causes the local server to not be able to respond.
  D. The update utility is trying to use a proxy to access the internal resource.
  D. The update utility is trying to use a proxy to access the internal resource.

• Question 456:

  Refer to the exhibit.

  

  A developer creates a Python script that queries Cisco Webex. When the script is executed, a 401 code is returned. After troubleshooting, the developer discovers that the service is missing privileges. Which change to the header in line 4 of the script results in the code 200?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  C. Option C

• Question 457:

  DRAG DROP Refer to the exhibit.

  

  A developer needs to automatically retrieve all of the messages of a Webex room with the roomId of “Y2lzY29zcGFyazovL3Vz397468502YjU5NjAtNTk0Zi0xMWVhLTk0Mj”. Using the Webex API documentation shown, drag and drop the code snippets from below onto the code to complete the Python script to list all of the messages in the room. Not all options are used.

  Select and Place:

  

  

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  Explanation/Reference:

• Question 458:

  Refer to the exhibit.

  

  Which Python data structure does my_json contain?

  A. map
  B. list
  C. json
  D. dict
  D. dict

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  Explanation Explanation/Reference:https://stackoverflow.com/questions/34764979/loading-python-string-with-u-as-json?noredirect=1andlq=1

• Question 459:

  Refer to the exhibit. An engineer must create a local user on Cisco ASA and prepares a script to send the request through ASA REST API. The engineer gets a response of 400 Bad Request. Which HTTP request produces a response code of 201?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  A. Option A

• Question 460:

  What are two benefits of model-driven programmability? (Choose two.)

  A. easier to design, deploy, and manage APIs
  B. single choice of transport, protocol, and encoding
  C. models decoupled from transport, protocol, and encoding
  D. model-based, structured, and human friendly
  E. model-driven APIs for abstraction and simplification
  C. models decoupled from transport, protocol, and encoding
  E. model-driven APIs for abstraction and simplification

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  https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2018/pdf/BRKSPG-2303.pdfS