IBM IBM Certifications C1000-012 Questions & Answers

• Question 41:

  What is a common use case for the IBM Watson Natural Language Classifier service?

  A. Enable back and forth natural language conversations with a user for clarifying questions or helping a user take an action

  B. Design marketing material and provide product recommendations that is more personal and relevant

  C. Find the right person for a specific job or project based on classifications found in a person's resume

  D. Organize tweets into a set of categories, such as events, news, or opinions

  Correct Answer: D

  Reference: https://console.bluemix.net/docs/services/natural-language-classifier/natural-languageclassifier-overview.html#use-cases

• Question 42:

  What is an approach for using an IBM Watson AI service to search a database?

  A. Use the intent from the Natural Language Classifier as part of a query

  B. Use Natural Language Understanding to translate queries into English before searching the database

  C. Use the Document Conversion service to search the database for the entries with the strongest relationship to the user input

  D. Use the Discovery services to search through candidate queries and surface the ones most relevant to the user input

  Correct Answer: D

• Question 43:

  What combination of three IBM Watson services is applicable to assist an agent at a phone-based customer call center?

  A. Watson Studio

  B. Knowledge Catalog

  C. Discovery

  D. Watson Assistant

  E. Visual Recognition

  F. Speech to Text

  Correct Answer: CDF

• Question 44:

  What does normalizing data in the IBM Watson Discovery service entail?

  A. Fields can be moved, merged, copied or removed

  B. The same heading size and font settings can be used across all documents

  C. Curating and sanitizing documents from various file types

  D. Preparing various file types to be converted to JSON for final indexing

  Correct Answer: A

  Reference: https://console.bluemix.net/docs/services/discovery/building.html#configservice

• Question 45:

  There are two security models for HTTP communications between an IBM Watson service and the client application. Which two statements are true regarding these two models? (Choose two.)

  A. Both models offer generally equivalent communication latency characteristics

  B. Neither model provides for direct communication between the application and the service

  C. Both models use HTTP basic authentication in all communications interactions

  D. Both models offer generally equivalent functionality, but with different security and performance characteristics

  E. The application must manage a security token in one model but not in the other

  Correct Answer: CD

• Question 46:

  Which IBM Watson Natural Language Understanding service is used to identify Subject-Action-Object triples in unstructured text?

  A. Linked Data Support

  B. Keywords

  C. Categories

  D. Semantic Roles

  Correct Answer: D

  Reference: https://console.bluemix.net/docs/services/natural-language-understanding/index.html#about

• Question 47:

  How would someone train a neutral network?

  A. Compare results from forward propagation to an error score and update weightings accordingly using back propagation

  B. Compare input of network to output of network and back propagate the difference to the input connections layer

  C. Calculate the error rate using cognitive dissonance and back propagate errors to the neurons to minimize the error rate

  D. Back propagate the network output through the network and forward propagate errors in order to update relevant weightings

  Correct Answer: D

  Reference: https://developer.ibm.com/articles/cc-cognitive-neural-networks-deep-dive/#back-propagation

• Question 48:

  Which IBM Watson service will allow consumers to find relevant news articles?

  A. Personality Insights

  B. Tradeoff Analytics

  C. Natural Language Understanding

  D. Discovery

  Correct Answer: D

  Reference: https://www.ibm.com/blogs/watson/2017/07/how-enriched-and-faster-news-discovery-fuelsbusiness-development-and-growth/

• Question 49:

  Someone is training a machine learning system to perform classification of unstructured content. What is the purpose of a validation data set on the training process?

  A. Validation data sets are used to fine tune the accuracy of the training model

  B. Validation data sets are only used if test data is unavailable

  C. Validation data sets are exactly the same as test data sets and are used to test the limits of the machine learning model

  D. Validation data sets would never be used in a classification system as only training and test data are required

  Correct Answer: C

• Question 50:

  In the IBM Watson Assistant service, can more than one entity or intent be assigned for a single dialog node?

  A. Yes, any number of intents and entities can be added to a single dialog node

  B. No, the "jump to" can be used in order to branch to other nodes that have different entity and intent types for the conversation flow

  C. No, the addition of more dialog nodes can direct the conversation flow to other intents and entities within those additional dialog nodes

  D. Yes, 5 entities and 5 intents can be assigned to a single dialog node

  Correct Answer: A