Deck 14: Ibm Watson and Cognitive Computing   

Question 1

Which of the following statements about the IBM Watson Tone Analyzer service is false?

A) The Tone Analyzer service xe "analyze text for tone"analyzes text for its tone in xe "Tone Analyzer service (IBM Watson):emotion"emotions-anger, disgust, fear, joy, sadness.
B) The Tone Analyzer service xe "analyze text for tone"analyzes text for its tone in xe "Tone Analyzer service (IBM Watson):social propensities"social propensities-openness, conscientiousness, extroversion, agreeableness and emotional range.
C) The Tone Analyzer service xe "analyze text for tone"analyzes text for its tone in xe "Tone Analyzer service (IBM Watson):language style"language style-analytical, confident, tentative.
D) All of the above statements are true.

Answer 1

D

Question 2

Which of the following statements is false?

A) The Watson Natural Language Understanding service analyzes text and produces information including the text's overall xe "sentiment"sentiment and xe "emotion"emotion and keywords ranked by their relevance.
B) The Watson Natural Language Understanding service can identify people, places, job titles, organizations, companies, quantities, categories and concepts like sports, government and politics. It also can identify parts of speech like subjects and verbs.
C) The Watson Natural Language Understanding service is useful for general-purpose language understanding-you need to use other services for understanding language in industry- and application-specific domains.
D) All of the above statements are true.

Answer 2

C

Question 3

Which of the following describes Watson's Business Analytics preconfigured project:

A) "Build modeler flows to train SPSS models or design deep neural networks."
B) "Create visual dashboards from your data to gain insights faster."
C) "Combine, cleanse, analyze, and shape data using Data Refinery."
D) "Ingest and analyze streaming data using the Streaming Analytics service."

Answer 3

B

Question 4

Which of the following statements is false?

A) You can use a free xe "IBM Cloud account"IBM Cloud account to access Watson's Lite tier services.
B) Each service's description we
C) Though the Lite tier services limit your use, they typically offer what you'll need to familiarize yourself with Watson features and begin using them to develop apps.
D) Lite tiers are intended for use in commercial-grade applications.

Question 5

The Watson Knowledge Catalog is an advanced enterprise-level tool for securely managing, finding and sharing your organization's data. Which of the following statements about the capabilities this tool offers is false?

A) Provides central access to an enterprise's local and cloud-based data and machine learning models.
B) Provides Watson Studio support so users can find and access data, then easily use it in machine-learning projects.
C) Provides security policies that ensure only the people who should have access to specific data actually do.
D) Provides support for a few data cleaning and wrangling operations.

Question 6

Which of the following statements about IBM Watson's Text to Speech service is false?

A) The Text to Speech service enables you to synthesize speech from text.
B) You can use Speech Markup Language (SML) to embed instructions in the text for control over xe "inflection, voice"xe "voice inflection"voice inflection, xe "cadence, voice"xe "voice cadence"cadence, xe "pitch, voice"xe "voice pitch"pitch and more.
C) The Text to Speech service supports English (U.S. and U.K.), French, German, Italian, Spanish, Portuguese and Japanese.
D) All of the above statements are true.

Question 7

________ is the Watson interface for creating and managing your Watson projects and for collaborating with your team members on those projects.

A) Watson Visual Recognition service
B) Watson Knowledge Catalog
C) Watson Studio
D) Watson Business Analytics

Question 8

Which of the following statements about the IBM Watson Personality Insights service is false?

A) The service analyzes text for personality traits. According to the service description, it can help you "gain insight into how and why people think, act, and feel the way they do."
B) This service "applies linguistic analytics and personality theory to infer attributes from a person's unstructured text."
C) This information could be used to target product advertising at the people most likely to purchase those products.
D) All of the above statements are true.

Question 9

Which of the following statements is false?

A) Various Watson services work with predefined models, but also allow you to provide xe "custom models"custom models that are trained for specific industries or applications.
B) Watson's Knowledge Studio helps you build custom models.
C) Watson's Knowledge Studio allows enterprise teams to work together to create and train new models, which can then be deployed for use by Watson services.
D) All of the above statements are true.

Question 10

Which of the following statements is false?

A) xe "IBM Watson"IBM xe "Watson"Watson is a xe "cloud"cloud-based xe "cognitive computing"cognitive-computing platform being employed across a wide range of real-world xe "use cases:IBM Watson"xe "IBM Watson:use cases"xe "use cases:IBM Watson"xe "IBM Watson:use cases"scenarios.
B) Cognitive-computing systems simulate the pattern-recognition and decision-making capabilities of the human brain to "learn" as they consume minimal data.
C) Watson offers an intriguing set of capabilities that are easy to incorporate into your applications.
D) It's easy to set up an xe "cloud:IBM Cloud account"xe "IBM Cloud account"IBM Cloud account and use the xe "IBM Watson:Lite tier"xe "Lite tier (IBM Watson)"Lite tier and IBM's Watson demos to experiment with various xe "web service"web services, such as natural language translation, speech-to-text, text-to-speech, natural language understanding, chatbots, analyzing text for tone and visual object recognition in images and video.

Question 11

Which of the following statements about the IBM Watson Natural Language Classifier service is false?

A) You train the Natural Language Classifier service with sentences and phrases that are specific to your application and classify each sentence or phrase. For example, you might classify "I need help with your product" as "tech support" and "My bill is incorrect" as "billing."
B) Once you've trained your classifier, the service can receive sentences and phrases, then use Watson's xe "cognitive computing"cognitive computing capabilities and your xe "classifier"classifier to return the best matching classifications and their match probabilities.
C) You might use the returned classifications and probabilities to determine the next steps in your app. For example, in a customer service app where someone is calling in with a question about a particular product, you might use Speech to Text to convert a question into text, use the Natural Language Classifier service to classify the text, then route the call to the appropriate person or department.
D) All of the above statements are true.

Question 12

You can develop Watson apps by quickly and conveniently ________ several Watson services. For example, you can transcribe English or Spanish audio recordings to text, translate the text to the other language, then synthesize and play Spanish or English audio from the translated text.

A) merging
B) collating
C) mashing up
D) hashing

Question 13

Which of the following statements about the IBM Watson Speech to Text service is false?

A) The Speech to Text service xe "convert:speech to text "converts speech audio files to text xe "transcriptions of audio"transcriptions of the audio.
B) You can give the service keywords to "listen" for, and it tells you whether it found them, what the likelihood of a match was and where the match occurred in the audio.
C) The Speech to Text service treats all speakers as a single speaker when transcribing audio.
D) You could use this service to help implement voice-controlled apps, transcribe live audio and more.

Question 14

Which of the following statements is false?

A) With today's multi-core computers and multi-computer clusters, asynchronous APIs can help you improve program performance.
B) Programming with synchronous APIs is more complicated than programming with asynchronous APIs.
C) IBM provides Watson Developer Cloud Python SDK code examples on GitHub, where you can see examples that use synchronous and asynchronous versions of several services.
D) All of the above statements are true.

Question 15

Which of the following statements is false?

A) You can use the Watson dashboard to browse the Watson services; link to the services you've already registered to use; look at the developer resources, including the Watson documentation, SDKs and various resources for learning Watson; and view the apps you've created with Watson.
B) You'll need to register for and get your credentials to use various Watson services.
C) You can view and manage your list of services and your credentials in the IBM Cloud dashboard at https://console.bluemix.net/dashboard/apps. You can also click Existing Services in the Watson dashboard to get to this list.
D) All of the above statements are true.

Question 16

Which of the following statements is false?

A) The Language Translator service can xe "translating text between languages"translate text between languages.
B) The Language Translator service can identify text as being written in one of over 60 languages.
C) The Language Translator service supports translation only from English to many other languages or from many other languages to English.
D) All of the above statements are true.

Question 17

Which of the following statements a), b) or c) is false?

A) To beat the two best human Jeopardy players, Watson simultaneously executed hundreds of language-analysis algorithms to locate correct answers in 200 million pages of content (including all of Twitter) requiring four terabytes of storage.
B) IBM researchers trained Watson using machine-learning and reinforcement-learning techniques.
C) Watson's "no credit card required" policy and free Lite tier services are among the friendliest to people who'd like to experiment with cloud-based cognitive computing services at no charge.
D) All of the above statements are true.

Question 18

Which of the following statements is false?

A) The Watson Assistant service helps you build xe "chatbots"chatbots and xe "virtual assistants"virtual assistants that enable users to interact via xe "natural language text"natural language text. In a customer service scenario, you could create chatbots that answer customer questions and route customers to the correct department, if necessary.
B) With Watson Assistant, a weather chatbot could be trained to respond to questions like, "What is the weather forecast for New York City?"
C) The Visual Recognition service enables apps to locate and xe "understand information in image and video scenes"understand information in xe "image"images and xe "video"video, including colors, objects, faces, text, food and inappropriate content.
D) IBM's predefined visual recognition models are sufficient for all the visual recognition tasks you might need to perform.

Question 19

Which of the following statements is false?

A) Many APIs are synchronous-when you call a function or method, the program waits for the function or method to return before moving on to the next task.
B) Synchronous programs can start a task, continue doing other things, then be notified when the original task completes and returns its results.
C) Many Watson services offer both synchronous and asynchronous APIs.
D) The Speech to Text demo is a good example of asynchronous APIs. The demo processes sample audio of two people speaking. As the service transcribes the audio, it returns intermediate transcription results, even if it has not yet been able to distinguish among the speakers. The demo displays these intermediate results in parallel with the service's continued work. Sometimes the demo displays "Detecting speakers" while the service figures out who is speaking. Eventually, the service sends updated transcription results for distinguishing among the speakers, and the demo then replaces the prior transcription results.

Question 20

Which of the following describes Watson's Standard preconfigured project:

A) "Work with any type of asset. Add services for analytical assets as you need them."
B) "Analyze data to discover insights and share your findings with others."
C) "Tag and classify visual content using the Watson Visual Recognition service."
D) "Build neural networks and deploy deep learning models." xe "Watson Studio:Modeler project

Question 21

Which of the following items are normally included in the Watson documentation for each service?

A) A getting started tutorial and a video overview of the service.
B) A link to a service demo and links to more specific how-to and tutorial documents.
C) Sample apps and additional resources, such as more advanced tutorials, videos, blog posts and more.
D) All of the above.

Question 22

What predefined Watson model will translate the text from English to Spanish?

A) 'en-sp'
B) 'eng-spa'
C) 'en-es'
D) 'eng-esp'

Question 23

Which of the following statements about the Watson Developer Cloud Python SDK is false?

A) For your coding convenience, IBM provides the Watson Developer Cloud Python SDK (software development kit).
B) The SDK contains classes that you use to interact with Watson services. You create objects for the services you need, then interact with the services by calling the objects' methods.
C) On GitHub, IBM provides sample code demonstrating how to access Watson services using the xe "Watson Developer Cloud Python SDK"xe "IBM Watson:Watson Developer Cloud Python SDK"Watson Developer Cloud Python SDK's classes.
D) All of the above statements are true.

Question 24

Links to which of the following are found on the Watson Learning Resources page?

A) Blog posts on Watson features and how Watson and AI are being used in industry xe "IBM Watson:GitHub repository"b. Watson's GitHub repository (developer tools, SDKs and sample code) and the xe "IBM Watson:YouTube channel"Watson YouTube channel
C) Code patterns, which IBM refers to as "roadmaps for solving complex programming challenges."
D) All of the above.

Question 25

Consider the following code: import pyaudio
Import pydub
Import pydub.playback
Import wave
Which of the following statements is false?

A) The xe "modules:pyaudio"xe "pyaudio module"pyaudio module enables you to record audio from the microphone.
B) pydub and xe "modules:pydub.playback"xe "pydub.playback module"pydub.playback modules enable you to load and play audio files.
C) The Python Standard Library's xe "modules:wave (for processing WAV files)"xe "wave module"wave module enables you to save xe "WAV (Waveform Audio File Format)"WAV (Waveform Audio File Format) files. WAV is a popular audio format originally developed by Microsoft and Apple.
D) All of the above statements are true.

Question 26

This and the next several questions refer to the traveler's companion translator app you studied in this chapter. Consider the following code: from watson_developer_cloud import SpeechToTextV1
From watson_developer_cloud import LanguageTranslatorV3
From watson_developer_cloud import TextToSpeechV1
Which of the following statements is true?

A) Class SpeechToTextV1 enables you to pass an audio file to the xe "Speech to Text service (IBM Watson)"Watson Speech to Text service and receive an XML document containing the text transcription.
B) Class LanguageTranslatorV3 enables you to pass text to the xe "Language Translator service (IBM Watson)"xe "IBM Watson:Language Translator service"Watson Language Translator service and receive a xe "JSON (JavaScript Object Notation):document"JSON document containing the translated text.
C) Class TextToSpeechV1 enables you to pass audio to the xe "Text to Speech service (IBM Watson)"xe "IBM Watson:Text to Speech service"Watson Text to Speech service and receive text of the audio in a specified language.
D) All of the above statements are false.

Question 27

Which of the following statements about using the xe "watson_developer_cloud module:SpeechToTextV1 class"xe "SpeechToTextV1 class from the watson_developer_cloud module"SpeechToTextV1 object's recognize method to invoke the Speech to Text service is false?

A) The method's keyword argument audio is the file (audio_file) to pass to the Speech to Text service.
B) The method's keyword argument content_type is the xe "media type"media type of the file's contents-'audio/wav' indicates that this is an audio file stored in xe "WAV (Waveform Audio File Format)"WAV format.
C) The method's keyword argument model indicates which spoken language model the service will use to recognize the speech and transcribe it to text. This app uses predefined models-either 'en-US_BroadbandModel' (for English) or 'es-ES_BroadbandModel' (for Spanish).
D) All of the above statements are true.

Question 28

Combining cloud-based services to rapidly build an application is called creating a ________.

A) collage
B) medley
C) composition
D) mashup

Question 29

Which of the following statements is false?

A) The xe "IBM Watson:YouTube channel"Watson YouTube channel contains hundreds of videos showing you how to use all aspects of Watson.
B) The Watson YouTube channel contains spotlight videos showing how Watson is being used.
C) The IBM Redbooks publications cover IBM Cloud and Watson services in detail, helping you develop your Watson skills.
D) All of the above are true.

Question 30

Consider the following code: def play_audio(file_name):
"""Use the pydub module (pip install pydub) to play a WAV file."""
Sound = pydub.AudioSegment.from_wav(file_name)
Pydub.playback.play(sound)
Which of the following statements is false?

A) To play the audio files returned by Watson's Text to Speech service, we use features of the xe "modules:pydub"xe "pydub module"pydub and xe "modules:pydub.playback"xe "pydub.playback module"pydub.playback modules.
B) From the pydub module, the function uses the AudioSegment class's wav method to load a WAV file.
C) To play the AudioSegment, the function calls the pydub.playback module's play function, passing the AudioSegment as an argument.
D) All of the above statements are true.

Question 31

Which of the following statements is false?

A) The IBM Cognos Analytics service uses AI and machine learning to discover and visualize information in your data, with only modest amounts of programming on your part.
B) The IBM Cognos Analytics service also provides a natural-language interface that enables you to ask questions which Cognos Analytics answers based on the knowledge it gathers from your data.
C) The xe "IBM Watson:Machine Learning service"xe "Watson Machine Learning service"Watson Machine Learning service enables you to add predictive capabilities to your apps via popular xe "IBM Watson:machine learning"xe "machine learning:IBM Watson"machine-learning frameworks, including xe "TensorFlow"Tensorflow, xe "Keras"Keras, xe "scikit-learn (sklearn) machine-learning library"scikit-learn and others.
D) All of the above statements are true.