IBM C2180-279 Online Practice Questions and Exam Preparation

IBM C2180-279 Online Questions & Answers

• Question 41:

  A developer is preparing a Worklight mobile application for deployment to a production environment where the Worklight Server core database is stored on DB2 and must be accessed using the WorklightDS data source.

  Which database properly settings must the developer specify in the application's worklight. properties file to properly configure it for deployment to the production environment?

  A. wl.db.type=DB2 wl.dta.url=jdtac:db2:WorklightDS
  B. wl.db.type=DB2 wl. db. j ndi.name=j dbc/WorklightDS
  C. wl.db.driver=com.ibm.db2.jcc.DB2Driver wl. db. j ndi.neune=jdbc/WorklightDS
  D. wl.db.driver=com.ibm.db2.jcc.DB2Driver wl.db.url=jdbc:db2:WorklightDS
  B. wl.db.type=DB2 wl. db. j ndi.name=j dbc/WorklightDS

• Question 42:

  What information cannot be retrieved using WL.Device.getNetworkInfo API?

  A. Device's current IP address
  B. Telephony type currently in use (GSM/UMTS etc)
  C. Whether device is currently or roaming
  D. Device's phone number
  D. Device's phone number

• Question 43:

  Which of these adapter properties is mandatory?

  A. adapter name
  B. display name
  C. description
  D. ip address
  A. adapter name

• Question 44:

  Which environments are supported by Worklight? (Choose three)

  A. iOS 3
  B. Blackberry OS 5
  C. Windows Phone
  D. Android 4.0
  B. Blackberry OS 5
  C. Windows Phone
  D. Android 4.0

• Question 45:

  How can a developer specify which adapter procedures will be protected by an authentication realm?

  A. Once the authentication realm is specified in adapter's XML file, all of the adapter's procedures are protected by it
  B. The developer doesn't need to specify it. Authentication credentials should be added on the client side when using WL.Client.invokeProcedure
  C. The developer should add a requiresAuthentication="true" property to the procedure definition in adapter's XML
  D. An authentication realm does not protect adapter procedures. Protection is for applications only
  C. The developer should add a requiresAuthentication="true" property to the procedure definition in adapter's XML

• Question 46:

  A developer has prepared a Worklight mobile application for deployment to a production Worklight Server environment and generated the .war, .wlapp and .adapter files for it. How should the developer deploy the application files to the production Worklight Server environment?

  A. Use the Worklight console to deploy the .war, .wlapp and .adapter files.
  B. Use the production application server's deployment tools to deploy the .war, .wlapp and .adapter files.
  C. Use the production application server's deployment tools to deploy the .war file, and the Worklight console to deploy the .wlapp and.adapter files.
  D. Use the production application server's deployment tools to deploy the .war and .adapter files, and the Worklight console to deploy the.wlapp file.
  C. Use the production application server's deployment tools to deploy the .war file, and the Worklight console to deploy the .wlapp and.adapter files.

• Question 47:

  In the process of developing a hybrid application, the QA team finds a bug with the user interface that is noticeable only on an iOS device. What can the developer use to debug the application?

  A. Use the Xcode debugger console.
  B. Use the Mobile Browser Simulator.
  C. Use iWebInspector and/or Weinre.
  D. Use WL.Logger.debug() and WL.Logger.error().
  C. Use iWebInspector and/or Weinre.

• Question 48:

  A developer is invoking WL.Client.invokeProcedure(invocationData, options), using the options object and callback functions that are shown below.

  

  Which two statements describe the outcome of this scenario? (Choose two.)

  A. The invocationContext will be returned to the success and failure handlers.
  B. The function failure will be invoked on client-side errors, however, not invoked on server- side errors.
  C. The data returned by the invoked procedure is saved on response.invocationResult in the case of a successful call.
  D. The data returned by the invoked procedure is saved on response.invocationContext in the case of a successful call.
  E. The data returned by the invoked procedure is saved on response.invocationResult in the case of an unsuccessful call.
  A. The invocationContext will be returned to the success and failure handlers.
  C. The data returned by the invoked procedure is saved on response.invocationResult in the case of a successful call.

• Question 49:

  Which three actions can be done in the Rich Page Editor? (Choose three.)

  A. Edit element properties.
  B. Compare different skins using the Split view.
  C. Drag from the Palette view to create dojo widgets.
  D. Drag from the Palette view to create HTML form tags.
  E. Preview the layout with all browsers installed in the local machine.
  A. Edit element properties.
  C. Drag from the Palette view to create dojo widgets.
  D. Drag from the Palette view to create HTML form tags.

• Question 50:

  When should Cordova plug-ins be used?

  A. When the developer wants to implement the application in the native code because he is not familiar with JavaScript
  B. When the developer wants the application to look more like a native application
  C. When the developer wants to gain access to OS APIs which are not accessible within the web container
  D. When the developer needs to retrieve data from a remote server
  C. When the developer wants to gain access to OS APIs which are not accessible within the web container