IBM Watson V3 Application Development

Here you have the best IBM C7020-230 practice exam questions

You have 63 total questions to study from
Each page has 5 questions, making a total of 13 pages
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This questions were last updated on November 17, 2025
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Question 1 of 63

A system with a set of classifiers is trained to recognize eight different company logos from images. It is 78% accurate.
Without further information, which statement is true?

The system has 78% precision and recall.

The system has a precision of 78% and a recall of 22%.

The system is equally reliable for classifying any one of the eight logo types 78% of the time.

The accuracy of the system for any one class cannot be determined.

Correct Answer: C

Question 2 of 63

In the context of a IBM Watson cognitive virtual agent, what type of input data can the IBM Watson Conversation service consume?

images

speech

string of text

audio

Correct Answer: A

Question 3 of 63

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

Natural Language Understanding

Speech to Text

Discovery

Tone Analyzer

Correct Answer: A

Question 4 of 63

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

Back Propagation

Cognitive Propagation

Forward Propagation

Answer Propagation

Correct Answer: A

Question 5 of 63

Which actions depict configuring IBM Watson Discovery service collection?

Converting, enriching and normalizing sample data.

Switching from a default configuration to a custom configuration using uploaded personal data.

Testing which query methods result in accurate answers.

Determining how much space must be allocated to an environment.

Correct Answer: A