Free IBM C7020-230 Practice Test & Real Exam Questions

Exam Code/Number: C7020-230
Exam Name/Title: IBM Watson V3 Application Development
Certification Provider: IBM
Corresponding Certification: IBM Certified Application Developer-Watson V3

Exam Questions: 65
Updated On: Jun 16, 2026

Question #8

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

A. Cognitive Propagation

B. Forward Propagation

C. Answer Propagation

D. Back Propagation

Discussion 0

Correct Answer: B Vote an answer

Question #9

A cognitive solution is implemented to detect what the user wants to do.
The user mentions that he wants to buy a ski jacket for an upcoming vacation in Colorado.
Why is it important to analyze the user's input for entities?

A. There must be an intent for each and every entity detected by the program.

B. They could indicate variations in the ow of the dialog node.

C. Specific content such as the location (Colorado) could be used to further inform the program.

D. The number of entities found in the utterance could improve the accuracy of the answer.

Discussion 0

Correct Answer: C Vote an answer

Question #10

What is the name of the JSON object that can be used to store data across multiple interactions with an IBM Watson Conversation dialog flow?

A. context

B. output

C. node

D. module

Discussion 0

Correct Answer: A Vote an answer

Question #11

Which IBM Watson service would enable retailers to help their customers choose the appropriate product by balancing multiple product features?

A. Tradeoff analytics

B. Personality Insights

C. Natural Language Understanding

D. Discovery

Discussion 0

Correct Answer: A Vote an answer

Question #12

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

A. Set a header parameter called X-Stop-Training-Watson to true in the HTTP request.

B. Set a header parameter called X-Watson-Learning-Opt-Out with the value true in the
HTTP request.

C. Pass a parameter called DisableTraining=false in the API request.

D. Disable training from in the IBM Bluemix dashboard.

Discussion 0

Correct Answer: B Vote an answer

Question #13

What two system entities can be configured within an IBM Watson Conversation agent?

A. sys-entity

B. sys-number

C. sys-condition

D. sys-intent

Discussion 0

Correct Answer: B Vote an answer

Question #14

What are the input and output data types of the IBM Watson Tone Analyzer service?

A. Input of JSON or plain text and output in JSON.

B. Only plain text is supported for both input and output.

C. Input of XML or plain text and output in JSON.

D. Input of JSON or plain text and output in XML.

Discussion 0

Correct Answer: A Vote an answer

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