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C1000-012 Real Exam Questions

IBM Watson Application Developer V3.1

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Question 1 Single choice

The IBM Watson Visual Recognition service is designed to work best with which types of images?

  1. A

    drawings

  2. B

    x-rays

  3. C

    graphics

  4. D

    photos

Show answer and explanation

Correct answer: C

Question 2 Single choice

Which statement is true for the IBM Watson Natural Language Understanding service?

  1. A

    Both SSL and TLS protocols are supported for security purposes.

  2. B

    Response format is XML only.

  3. C

    A REST API endpoint is available.

  4. D

    It is available for over 40 languages.

Show answer and explanation

Correct answer: A

Explanation

Reference
https://cloud.ibm.com/apidocs/natural-language-understanding

Question 3 Single choice

How can the threshold for the confidence level be set for the intent of a dialog node in the IBM Watson Assistant service?

  1. A

    The confidence level cannot be set within the Dialog and should be done programmatically within the application code.

  2. B

    On the drop-down of the Dialog node, the condition for confidence levels can be set for the intents defined in your Dialog node.

  3. C

    The confidence level threshold is already set for each Dialog node at "0.2". It can be overridden by turning off the confidence level on the improve tab within the Watson Assistant workspace.

  4. D

    It can be a condition within the Dialog node alongside the intent. For Example, intents
    [0].confidence<0.8

Show answer and explanation

Correct answer: D

Explanation

Reference
https://developer.ibm.com/answers/questions/298862/accessing-the-intent-confidence-level-for-the-wats/

Question 4 Single choice

Which statement best describes the unsupervised learning process when performing clustering?

  1. A

    Data points are compared iteratively and the distances between each other are used to determine whether they belong in the same cluster or not.

  2. B

    A neural network is deployed in unsupervised mode to determine to which cluster a data point belongs.

  3. C

    A human supervisor decides which data points belong to which clusters.

  4. D

    Examples of data points and their associated cluster are fed into the system allowing it to learn and generalize for the rest of the data set.

Show answer and explanation

Correct answer: A

Question 5 Single choice

Before a developer can work with any of the IBM Cloud services, they need to obtain service credentials.

What is the proper procedure to do this in IBM Cloud?

  1. A

    Log-in to IBM Cloud, navigate to your account profile, then copy the account credentials into the application for service access.

  2. B

    Log-in to IBM Cloud, navigate to your account, and view your user credentials.

  3. C

    The IBM Cloud credentials are the same as your service credentials.

  4. D

    Create a service instance within IBM Cloud, create the service credentials, use the service credentials in the application.

Show answer and explanation

Correct answer: A

Question 6 Multiple choice

Which statement is true about the document conversion in the Discovery service?

  1. A

    Document conversion can only accept JSON file format.

  2. B

    Watson Knowledge Studio is used to train document conversion.

  3. C

    Document conversion can be customized using the input and output configuration options.

  4. D

    Document conversion is predefined and cannot be trained.

Show answer and explanation

Correct answers: A, C

Question 7 Single choice

What is an example of an utterance used to train an intent in the IBM Watson Assistant service?

  1. A

    +++sys-ent

  2. B

    "see you later!"

  3. C

    @location

  4. D

    #hello

Show answer and explanation

Correct answer: B

Explanation

Reference
https://cloud.ibm.com/docs/services/assistant?topic=assistant-intents

Question 8 Single choice

A university wants to build a virtual student adviser that can interact with prospective students to help answer any questions they may have on the admissions process. The students for the most part have similar questions, however there are a small number of international students who have very specific queries based on their native country and their background.

Which combination of IBM Watson services would meet these requirements?

  1. A

    Natural Language Understanding and Personality Insights

  2. B

    Natural Language Classifier and Visual Recognition

  3. C

    Watson Assistant and Discovery

  4. D

    Speech to Text and Tone Analyzer

Show answer and explanation

Correct answer: C

Explanation

Reference
https://github.com/watson-developer-cloud/assistant-with-discovery

Question 9 Single choice

Which approach is used by AI system to understand human languages like English and French?

  1. A

    Natural Language Processing

  2. B

    AI Language Interpretation

  3. C

    Human Text Processing

  4. D

    Neuro-Linguistic Programming

Show answer and explanation

Correct answer: A

Explanation

References:
https://www.ibm.com/watson/services/natural-language-understanding/

Question 10 Single choice

Which statement is a recommended practice when creating a chatbot with IBM Watson Assistant?

  1. A

    Define different opening sentences in the dialog flow to prevent repetitive conversations where the dialog always asks the same questions

  2. B

    Start with the dialog before defining any intents or entities

  3. C

    Increase the amount of the transcribed text to improve the quality and confidence of the extracted concepts

  4. D

    Use a separate workspace for each intent

Show answer and explanation

Correct answer: A