An input component references an entity-type variable from its variable property and does not have the maxPrompts property set. Which two statements describe valid options to help users deal with validation errors?

• A. You can use the alternatePrompt property for user input components to display alternative prompts.
• B. You can use the user input component's textReceived action transition to detect validation errors and to navigate to a state in the dialog flow.
• C. You can use the onlnvaliduserlnput property on the System.commonResponse component to conditionally show or hide UI controls.
• D. You can use the user input component's cancel action transition to navigate to a different state in the dialog flow, display a help message to the user, and navigate back into the dialog flow state that previously failed input validation.
• E. You can use the system. invaliduserinput?booiean expression to detect a previously failed input validation and display alternative prompts or additional UI controls.

Which statement about digital assistants is FALSE?

• A. A digital assistant can communicate with customers through different messaging platforms.
• B. A digital assistant ensures that a user completes a conversation in one skill before allowing that user to trigger the intent of a different skill
• C. A connection to a back-end service is through a custom component that is used by a skill, rather than one that is used by a digital assistant.
• D. A digital assistant can be used to manage a set of skills, including skills that you create yourself and skills that you have added from the Skill

Which two statements are true regarding local web application invocation using the system.webview component?

• A. system.webview components can only be used with web channels.
• B. An SPA application can issue an Ajax post command to the callback URL that has been passed with the web application launch
• C. Local webviews require SPA applications to have an index.html file in their root folder.
• D. Local webviews require a Node.js environment and must have a package, json file in their root folder.

To prepare the remote application launch, the System, Webview component calls an intermediary service that prepare the remote web application call. The code snippet is given below:

At run time, the system.Webview component sends the intermediary service a POST request. Which three options are true for the POST payload generated based on the code?

• A. The POST payload is a JSON object that contains an array of key-value pairs.
• B. Bot designer is responsible to manually add the webview.onDone parameter to the payload.
• C. The webview.onDone parameter is automatically added to the payload and it passes the skill's callback URL property to the web application.
• D. The key names match the name of the dialog flow variables configured in the "sourceVariableList" property of the system.webview component.
• E. There is no such webview.onDone property passed to the payload.