IBM Worklight V6.0 Mobile Application Development Sample Questions:

1. A mobile application developer has supplied a publicSigningKey in the application-descriptor.xml file to enable Application Authenticity for an Android application. After the developer installed the application on an Android device, the publicSigningKey was altered during a subsequent build in Worklight Studio Consumer Edition. What effect will this have on the deployed application?

A) The Application Authenticity check will fail due to mismatch in the response from the client to the challenge sent by the Worklight Server.
B) Since the application has already been installed, it will continue to function with its existing key.
C) The Android environment uses both a bundleId and a publicSigningKey, so in this case the application on Android will not go through theApplication Authenticity check.
D) The Application Authenticity is set to Disabled by default, so despite a mismatch in the response from the client to the challenge sent by theWorklight Server, the application will continue to function.

2. A mobile application developer is writing an application that pulls employee ID's from the empID database and uses those ID's to extract employee address information from the empAdr database on a different server. Using the Worklight adapter framework, how can the application developer accomplish this task?

A) Create two SQL adapters and call one adapter from another on the server side.
B) Create a single SQL adapter and use database specific JavaScript files.
C) Create two SQL adapters and call one adapter from another on the client side.
D) Create a single SQL adapter and use database specific XML files.

3. A mobile application developer needs to invoke a native page from the webpage In a Hybrid application using WL.Nativepage.show ("com.nativepage" ,arg,param)
What is the arg parameter In the statement above?

A) The variable that will hold the return object from native page.
B) The function that gets called on return from native page.
C) The variables that are being passed to the native page.
D) The name of the error handler class that should be invoked incase of error

4. A mobile application developer has written a Cordova plug-in for an application. The developer would like to now test its functionality. To do so, what must the application developer configure in the Worklight project? Declare the:

A) plug-in name in the HEAD element of the application's .html file.
B) .java class file name in AndroidManifest.xml.
C) plug-in name in initOptions.js.
D) plug-in name in config.xml.

5. A mobile application developer has developed an application using IBM Worklight Studio and wants to test it using the Android emulator. What steps must the application developer take to achieve the desired goal?

A) Right-click the <project name>Android folderRun As -> Android Application
B) Right-click the <project name> folderRun As -> Run on Server
C) Window -> Android Virtual Device ManagerSelect an AVDClick Start...
D) Right-click the <application name> folderRun As -> Run on Server

Solutions: