Build Swift Mobile Apps with Watson AI Services Cognitive Class Exam Answers

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Introduction to Build Swift Mobile Apps with Watson AI Services

Building Swift mobile apps with Watson AI services opens up a world of possibilities for integrating powerful cognitive computing capabilities into your iOS applications. By leveraging Watson AI services, developers can enhance their apps with functionalities like natural language processing, image recognition, sentiment analysis, and more, all tailored to meet specific business needs or user requirements.

In this introduction, we’ll explore how you can get started with integrating Watson AI services into your Swift mobile apps. Here’s an outline to guide us:

1. Understanding Watson AI Services

• Overview: What are Watson AI services? How do they enhance mobile app capabilities?
• Types of Services: Highlight key services like Natural Language Understanding, Visual Recognition, Tone Analyzer, etc.
• Use Cases: Examples of how these services can be applied in real-world scenarios (e.g., customer support, healthcare, education).

2. Setting Up Your Development Environment

• Tools and Requirements: What tools do you need? (Xcode, IBM Cloud account, Watson SDKs).
• Creating IBM Cloud Services: Step-by-step guide to setting up Watson services via IBM Cloud.

3. Integrating Watson AI Services into Swift Apps

• Installing SDKs: How to integrate Watson SDKs into your Xcode project.
• Authentication: Setting up API keys and authentication for secure communication with Watson services.
• API Usage: Examples of API calls for different Watson services (e.g., analyzing text, recognizing images).

4. Building a Simple Swift App with Watson AI

• Sample Project: Walkthrough of a basic iOS app that utilizes Watson AI services.
• Code Examples: Highlight key snippets demonstrating integration and usage of Watson SDKs.

5. Best Practices and Considerations

• Performance: Optimizing app performance when using Watson AI services.
• Security: Ensuring secure data transmission and storage.
• Scalability: Design considerations for scaling AI capabilities as your app grows.

6. Next Steps

• Further Learning: Resources to deepen your understanding of Watson AI and Swift app development.
• Advanced Features: Explore more advanced features and services offered by Watson AI.
• Community and Support: Where to find help and community support for integrating Watson AI into your apps.

By the end of this introduction, you should have a foundational understanding of how to integrate Watson AI services into Swift mobile apps and be equipped to start experimenting with these powerful tools in your own projects.

Build Swift Mobile Apps with Watson AI Services Cognitive Class Certification Answers

Lab 1: Analyze Sentiment Quiz Answers

Question 1: You can use a Watson AI service to indicate whether a statement such as “This car is bad” is positive, negative, or neutral.

• True
• False

Question 2: The score that demonstrates that a sentence’s sentiment is recognized by the machine learning network with a confidence between 0 and +/- 1 means that there is a 0 – 100% confidence that the sentence is either negative or positive.

• True
• False

Question 3: In addition to sentiment, the Natural Language Understanding service analyzes emotions conveyed by specific target phrases or by the document as a whole. The emotion analysis for automatically detected entities and keywords can be enabled in this service.

• True
• False

Lab 2: Recognize Images Quiz Answers

Question 1: The Watson Visual Recognition service can identify which of the following types of content? Select all that apply.

• Foods
• Chemicals
• Animals
• Landscapes shown in running videos
• Text on signs

Question 2: You can expand the existing generic image classification model with new classifiers.

• True
• False

Question 3: The Visual Recognition service can process which of the following types of media to classify images and return a confidence score for relevant classifiers representing things such as objects, events, and settings. Select all that apply.

• Image URL
• Image file
• Film or movie URL 
• Film or movie file
• Audio file

Lab 3: Convert Text to Speech Quiz Answers

Question 1: The Watson Text to Speech service is authenticated with your Cloud (Bluemix) user ID and password.

• True
• False

Question 2: Which types of interfaces does the Text to Speech service offer? Select all that apply.

• FTP
• HTTP REST
• XML
• WebSocket

Question 3: The Text to Speech service understands text and natural language to generate synthesized audio output with the appropriate cadence and intonation.

• True
• False

Build Swift Mobile Apps with Watson AI Services Final Exam Answers

Question 1: You can train the default Visual Recognition Service by creating a temporary trial classifier to recognize certain types of images.

• True
• False

Question 2: You can access IBM Watson AI services only through REST APIs.

• True
• False

Question 3: The Watson Visual Recognition service can consume images as URL links.

• True
• False

Question 4: Which SDK must you use to call IBM Watson services from iOS applications?

• Java SDK
• .NET Framework SDK
• Watson Cloud Developer SDK
• Analytics SDK

Question 5: English is the only language that is supported by the Watson Text to Speech service.

• True
• False