C7020-230

C7020-230 practice questions, page 2 of 3, with answer review and explanations.

Question 6

Which IBM Watson service is pre-trained and does not allow for any customization?

  1. Natural Language Understanding
  2. Speech to Text
  3. Discovery
  4. Tone Analyzer

Question 7

In neural networks, which method enables a developer to obtain the output and compare it with the real value to get the error?

  1. Back Propagation
  2. Cognitive Propagation
  3. Forward Propagation
  4. Answer Propagation

Question 8

Which actions depict configuring IBM Watson Discovery service collection?

  1. Converting, enriching and normalizing sample data.
  2. Switching from a default configuration to a custom configuration using uploaded personal data.
  3. Testing which query methods result in accurate answers.
  4. Determining how much space must be allocated to an environment.

Question 9

Which statement is applicable when configuring external log hosts for IBM Watson applications running on IBM Bluemix?

  1. Configuring external log hosts is not allowed for applications running IBM Watson services on Bluemix.
  2. Logs can be streamed from the system to an external log host, such as a third-party log aggregator.
  3. The characteristics of the external log host does not affect the configuration process.
  4. There is no need to use external log hosts as Bluemix keeps most of the log information needed in memory.

Question 10

How can a developer prevent IBM Bluemix from logging data in an API request to an IBM Watson service?

  1. Set a header parameter called X-Stop-Training-Watson to true in the HTTP request.
  2. Disable training from in the IBM Bluemix dashboard.
  3. Pass a parameter called DisableTraining=false in the API request.
  4. Set a header parameter called X-Watson-Learning-Opt-Out with the value true in the HTTP request.