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IBM C7020-230 Exam Practice Questions (P. 2)

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Question #6
Which IBM Watson service is pre-trained and does not allow for any customization?
  1. A
    Natural Language Understanding
  2. B
    Speech to Text
  3. C
    Discovery
  4. D
    Tone Analyzer

Correct Answer:
A
Reference:
https://stackoverflow.com/questions/43577860/difference-between-ibm-watson-conversation-and-natural-language- understanding/43599241#43599241

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. A
    Back Propagation
  2. B
    Cognitive Propagation
  3. C
    Forward Propagation
  4. D
    Answer Propagation

Correct Answer:
A
Reference:
https://www.doc.ic.ac.uk/~nd/surprise_96/journal/vol4/cs11/report.html

Question #8
Which actions depict configuring IBM Watson Discovery service collection?
  1. A
    Converting, enriching and normalizing sample data.
  2. B
    Switching from a default configuration to a custom configuration using uploaded personal data.
  3. C
    Testing which query methods result in accurate answers.
  4. D
    Determining how much space must be allocated to an environment.

Correct Answer:
A
Reference:
https://www.ibm.com/watson/developercloud/doc/discovery/building.html

Question #9
Which statement is applicable when configuring external log hosts for IBM Watson applications running on IBM Bluemix?
  1. A
    Configuring external log hosts is not allowed for applications running IBM Watson services on Bluemix.
  2. B
    Logs can be streamed from the system to an external log host, such as a third-party log aggregator.
  3. C
    The characteristics of the external log host does not affect the configuration process.
  4. D
    There is no need to use external log hosts as Bluemix keeps most of the log information needed in memory.

Correct Answer:
B
Reference:
https://www.ibm.com/blogs/bluemix/2015/10/bluemix-logging-options/

Question #10
How can a developer prevent IBM Bluemix from logging data in an API request to an IBM Watson service?
  1. A
    Set a header parameter called X-Stop-Training-Watson to true in the HTTP request.
  2. B
    Disable training from in the IBM Bluemix dashboard.
  3. C
    Pass a parameter called DisableTraining=false in the API request.
  4. D
    Set a header parameter called X-Watson-Learning-Opt-Out with the value true in the HTTP request.

Correct Answer:
D
Reference:
https://www.ibm.com/watson/developercloud/doc/speech-to-text/custom.html#customLogging

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