Down To Date Developing Applications For Cisco Webex And Webex Devices (DEVWBX) 300-920 Testing Bible

NEW QUESTION 1

Refer to the exhibit. On line 4, the script retrieves a context from a DOM element that was generated from a server-side component. How does that server-side component obtain the value for the ‘context’ element?

• A. by opening a dialog asking the end-user to paste his personal access token
• B. by completing an authorization code grant flow using the identifier and secret of an OAuth integration
• C. by embedding the access token of a Bot account
• D. by creating a guest token using the identifier and secret of a Guest Issuer application

Answer: B

NEW QUESTION 2
Which element is needed to build a Web application that authenticates Webex users and can post messages under the user’s identity?

• A. OAuth integration configured with the ‘messages_write’ scope
• B. bot access token
• C. Guest Issuer application
• D. self-signed certificate that is created from a public authority

Answer: A

NEW QUESTION 3
What happens if a meeting is in progress when a DelMeeting request is sent in the Webex Meetings XML API?

• A. The meeting host is notified and prompted to allow the meeting to be deleted.
• B. The DelMeeting request drops all call-in users and deletes the meeting.
• C. The DelMeeting request waits until the meeting is completed and then deletes the meeting.
• D. The DelMeeting request results in an error.

Answer: A

NEW QUESTION 4

Refer to the exhibit. A snippet from the XSD schema of the Webex Meeting XML API ‘LstRecordingResponse’ element is listed in the exhibit. Assuming that a variable named ‘resp’ exists that contains the XML response from a successful ‘LstRecording’ request, which code snippet correctly generates a simple report that lists meeting names and recording file download links?

• A.
• B.
• C.
• D.

Answer: A

NEW QUESTION 5
Which two statements about incoming WebEx call notifications on iOS and Android applications are true? (Choose two.)

• A. When running in the background on Android, Firebase Cloud Messaging must use a notification message.
• B. When running in the background on Android, Firebase Cloud Messaging must use a data message.
• C. Webhooks are required with the iOS SDK only when the application is in the background.
• D. When running in the background on iOS, Application Push Notifications must be configured to be silent.
• E. Webhooks are required in the foreground and background for iOS and Android applications.

Answer: BC

NEW QUESTION 6

Refer to the exhibit. Which code for blank lines 26, 27, and 28 gives invitees 900 seconds before the scheduled time to join the meeting, sets the meeting to last for 30 minutes, and sets the meeting timezone to Pacific US?

• A.
• B.
• C.
• D.

Answer: B

NEW QUESTION 7
Which two statements describe valid limitations for Webex Teams bot accounts in a group space? (Choose two.)

• A. A bot account cannot send a message without an SSL certificate.
• B. A bot account cannot hear a message unless the bot is @ mentioned.
• C. A bot account cannot send a message without a valid access token.
• D. A bot account cannot respond to another bot.
• E. A bot account cannot send a message with an @mention.

Answer: BC

NEW QUESTION 8
Which XML snippet does an admin use with a Webex Meetings XML API request to retrieve info on multiple users?

• A. <bodyContent xsi:type=”java:com.webex.service.binding.user.GetUser”><webExId>.*</webExId></bodyContent>
• B. <bodyContent xsi:type=”java:com.webex.service.binding.user.LstsummaryUser”><webExId>.*</webExId></bodyContent>
• C. <bodyContent xsi:type=”java:com.webex.service.binding.user.GetUser”></bodyContent>
• D. <bodyContent xsi:type=”java:com.webex.service.binding.user.LstsummaryUser”></bodyContent>

Answer: A

NEW QUESTION 9
Which list of API calls must be made to provision 50 new Webex Room devices for an organization?

• A. POST to /places with ‘displayName’, POST the returned ‘placeId’ to /devices/
• B. POST ‘displayName’ to /places, POST the returned ‘placeId’ to /devices/activationCode
• C. POST to /licenses, POST the returned ‘licneseId’ and a specified ‘displayName’ to /devices
• D. POST to /licenses, POST ‘displayName’ to /places, POST ‘licensed’ and placeId’ to /devices

Answer: A

NEW QUESTION 10
Which two statements are true when comparing the SSH, HTTP, and WebSocket interfaces of a Cisco Collaboration device? (Choose two.)

• A. The SSH interface supports XML payloads only.
• B. The SSH, HTTP, and WebSocket interfaces support JSON and XML payloads.
• C. The HTTP interface supports JSON and XML payloads.
• D. Communications can be encrypted for all SSH, HTTP, and WebSocket interfaces.
• E. The WebSocket interface supports JSON payloads only.

Answer: BD

NEW QUESTION 11

Refer to the exhibit. The Node.js script shown uses the Webex Meetings XML API to print “Here!” to the console. Which statement is a correct observation about the results of the script?

• A. The <meetingPassword> was not complex enough.
• B. The <sessionTicket> credential was expired.
• C. The WebexMeetings XML API service processed the request.
• D. The meeting was created successfully.

Answer: C

NEW QUESTION 12

Refer to the exhibit. With this in-room configuration, which command successfully sets the slider to 50?

• A. xcommand UserInterface Extensions Widget SetSlider Value: 50
• B. xcommand UserInterface Extensions Widget Slider: 50 Widget: “widget_1”
• C. xconfiguration UserInterface Extensions widget_1 50
• D. xcommand UserInterface Extensions Widget SetValue WidgetId: “widget_1” Value: 50

Answer: A

NEW QUESTION 13

Refer to the exhibit. A macro and a UI extension (also called In-Room Control) are being developed. What is the reason for the error displayed in the console?

• A. Widgets of type “Slider” are not supported on the device.
• B. The UI extension was not exported to the device.
• C. The name of the widget in the macro and the UI extension must match.
• D. Promises are not supported for this device.

Answer: B

NEW QUESTION 14

Refer to the exhibit. Certain lighting conditions are needed when hosting Webex meetings for a particular department in a company. A split button that integrates with the lighting controls is added to the Touch 10. However, when the user selects Chill, the lights turn off completely. Which code change resolves this issue?

• A. Change xapi.event to xapi.httpfeedback.
• B. Set x.Type to ‘pressed’ instead of ‘released’.
• C. Set x.Type to ‘clicked’ instead of ‘released’.
• D. Pass x.Value instead of x to the lights function.

Answer: B

NEW QUESTION 15
A company wants to adopt Webex Teams as a messaging platform and use REST APIs to automate the creation of teams and rooms. Which sequence of REST API requests is needed to create and populate a new Webex team and create a populated Webex room for the team?

• A. POST /teams, POST /memberships, POST /rooms
• B. POST /teams, POST /people, POST /rooms
• C. POST /teams, POST /team/memberships, POST /rooms
• D. POST /teams, POST /team/memberships, POST /rooms, POST /memberships

Answer: B

NEW QUESTION 16
Which xAPI access mechanism requires separate connections for commands and notifications?

• A. Serial
• B. WebSocket
• C. HTTP/HTTPS
• D. SSH

Answer: D

NEW QUESTION 17

Refer to the exhibit. A developer must construct an HTTP Request to use the XML API to set a Personal Meeting Room PIN for a given user. Which code completes the code to create the request?

• A. xmlhttp.open(“GET”, “https://cisco.webex.com/WBXService/XMLService”);
• B. xmlhttp.open(“PATCH”, “https://cisco.webex.com/WBXService/XMLService”);
• C. xmlhttp.open(“PUT”, “https://cisco.webex.com/WBXService/XMLService”);
• D. xmlhttp.open(“POST”, “https://cisco.webex.com/WBXService/XMLService”);

Answer: D

NEW QUESTION 18
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