General Palm Pre Application Development MCQs

1. When the appropriate application to handle the request is already known, which of the Application Methods is used?

2. Consider the following method: Mojo.Drag.setupDropContainer(element, dropClient) Which dropClient property method will be called whenever the item is first dragged over this container?

3. You are using the Mojo Messaging Service. If three messages a, b, and c arrive one after another while the device is offline, what will happen?

4. What will be returned if the following code is called and is executed successfully? this.controller.serviceRequest('palm://com.palm.calendar/crud', { method: 'listCalendars', parameters: { accountId: 'idstring' }, onSuccess: function(), onFailure: function() });

5. Which widget is not supported by the Mojo.Event.propertyChange event?

6. To customize the behavior of a stage, scene or application, which folder stores the Javascript function files that use controllers provided by the SDK?

7. You want to create a Palm application using the Mojo SDK command-line development in /projects/Ticker having the title Good Day. Which of the following will be used?

8. Which are the required properties for the openDatabase() method in HTML 5 database?

9. Which are not Palm webOs Events?

10. Which endocing system is used for the data that is returned by the Mojo.Model.encrypt(key, data) and Mojo.Model.decrypt(key, data) methods?

11. What does the maxValue attribute property of the ProgressSlider widget signify?

12. What will be returned if the Mojo.Controller.StageController.activeScene() function is called and no scene is active?

13. What will be the output of the following command when you are using Debugger? list - or l -

14. Which scrolling mode of the Scroller widget allows scrolling along the horizontal or vertical axes, but not both at once?

15. What is the function of the View menu widgets supported by the Mojo framework?

16. What is the type of the year attribute property for the DatePicker widget?

17. What is the type of the accuracy parameter of the getCurrentPosition method of the Location Service API?

18. Does Palm webOS support file uploading?

19. Which Progress Indicators will you use for audio/video applications when you know how long the content is and want the user to know where they are in the playback process and allow them to control it?

20. Adding new contact information to a new or an existing contact can be done using the open method of the Contacts Service API.

21. Dashboard applications are applications that provide services like the stock ticker, current weather etc. To enable the users to perform which of the following functions must it have an application icon and a UI manifestation?

22. What is the default value of the modelProperty attribute property of the Drawer widget?

23. Is there a way to stop the rendering of the page until all the callbacks have been completed for a Palm based application lifecycle?

24. What are the dimensions of the icon.png icon image which application displays in the Launcher?

25. Which arguments are required in the function Mojo.Controller.showAlertDialog?

26. Consider the following Instantiation of the FilterField widget: this.controller.setupWidget('filterField', this.attributes = { delay: 3000, filterFieldHeight: 100 }, this.model = { disabled: false }); What will be the wait time between the key strokes for a filter event?

27. What is the type of the replace attribute in the class Mojo.Depot?

28. What is the type of the choices attribute of the ListSelector widget?

29. What will happen when the Camera Service API capture method is called once and then canceled?

30. Which one is the prefered data storage object to store upto 5 MB of data?

31. What is the keyboard shortcut to perform swipe back in Palm Emulator?

32. What type of return value does the function Mojo.Controller.AppController.getScreenOrientation() return?

33. What will the following function return if the key is the delete key? Mojo.Char.isDeleteKey(key)

34. You want to create an animation curve that is quick in the middle, and slow at both ends. Which of the following methods will be used?

35. What will happen if the following code is executed? this.controller.serviceRequest('palm://com.palm.applicationManager', { method: 'open', parameters: { id: 'com.palm.app.browser', params: { target: '://' } } });

36. Which one is not a property of the meta tag that is located within the head tag of HTML?

37. What is the type of the allDay event of the Calendar object?

38. You want to create an Application service for dialing a phone number. Which of the following will be used?

39. If the Mojo.View.visible(element) method is set for an element, its ancestor will be visible along with the element.

40. What is problem with the following declaration?

41. What will the following code do while using the palm-launch tool on the emulator or device? palm-launch -f com.example.app

42. What will happen if the Contacts API PhoneNumber property is set as follows: { 'value':4534974378, ''''label':1 }

43. Which features are missing in the Palm Host Tools Graphical launcher for windows?

44. What is the maximum period of setting Monotonic alarm?

45. You want to play the audio or the video medium. Which service will be used?

46. What will be the output of the following code? Mojo.assert(books > 5, 'expected books to be greater than 5, but it was 3', {count: 3, amount: books})

47. Output of the following function? Mojo.Log.info('I have', 5, 'books.');