Silverlight 4, Development: Working with Data

Working with Data weighs 17% of the exam. It covers concepts like, Formating data, Implementing data binding, setting binding modes, setting a fallback value, Creating and consuming value converters, and Implementing data validation.

Total 23 questions found in this category.

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QuestionSubjectCategory
In the The MVVM (View Model) in silverlight, The ModelSilverlight 4, DevelopmentWorking with Data
In the MVVM (View Model) in silverlight, The ViewModelSilverlight 4, DevelopmentWorking with Data
In the MVVM(ViewModel) in silverlight, The ViewSilverlight 4, DevelopmentWorking with Data
Which of the following is correct?Silverlight 4, DevelopmentWorking with Data
Which of the following is true about the INotifyDataErrorInfo interface?Silverlight 4, DevelopmentWorking with Data
What happens when the Silverlight DataBinding system encounters invalid data?Silverlight 4, DevelopmentWorking with Data
In the Below XAML code, [code] <TextBlock x:Name="ExpiryDateTextBlock“ Text="{Binding ExpiryDate, StringFormat='MM-dd-yyyy', TargetNullValue='NA'}" > </TextBlock> [/code] Which of the following is correct?Silverlight 4, DevelopmentWorking with Data
Converters in Silverlight are used for which of the following?Silverlight 4, DevelopmentWorking with Data
ObservableCollection<t> implements INotifyCollectionChanged interface. The updates are only shown whenSilverlight 4, DevelopmentWorking with Data
INotifyPropertyChanged event provides a PropertyChanged Event Handler which is raised when value of the property changes. This works in which of the following casesSilverlight 4, DevelopmentWorking with Data
Which of the following is true in silverlight?Silverlight 4, DevelopmentWorking with Data
What are the advantages of Observable collection?Silverlight 4, DevelopmentWorking with Data
DataContext must be specified on which of the following?Silverlight 4, DevelopmentWorking with Data
In Data Binding in silverlight, Which of the following is true about the Target object and Target property?Silverlight 4, DevelopmentWorking with Data
Conside the below class: [code] public class Contact { private double _cost=1500; public double Cost { get { return _cost; } set {_cost = value;} } private DateTime _date = DateTime.Now; public DateTime CurrentDate { get{ return _date; } set{ _date = value; } } } Assuming that there is namespace declaration for the Contact class. What is the output of below XAML code: <StackPanel Orientation="Vertical" > <StackPanel.Resources><my:Contact x:Name="MyContact"/> </StackPanel.Resources> <Button Width="200" HorizontalAlignment="Left" Content="{Binding CurrentDate, Source={StaticResource MyContact}, StringFormat='Current Time: \{0:G\} '}" ></Button><TextBlock Text="{Binding Cost, Source={StaticResource MyContact}, StringFormat=\{0:c\}}" ></TextBlock>Silverlight 4, DevelopmentWorking with Data
To receive notification that a validation error has occurred or has been resolved, we must set the NotifyOnValidationError property to true on the binding object. Is this true?Silverlight 4, DevelopmentWorking with Data
Errors are added to the "Validation.Errors" collection of a binding in the following cases:Silverlight 4, DevelopmentWorking with Data
Which of the following functionalities are provided by the CollectionViewSource class?Silverlight 4, DevelopmentWorking with Data
When DataBinding elements in Silverlight, how can we disable automatic source updates?Silverlight 4, DevelopmentWorking with Data
Which of the following is true?Silverlight 4, DevelopmentWorking with Data
Resource Files are used to store the data in which of the following conditions?Silverlight 4, DevelopmentWorking with Data
Silverlight's WCF Data Services library enables you toSilverlight 4, DevelopmentWorking with Data
To work with Isolated Storage, you useSilverlight 4, DevelopmentWorking with Data



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