Certification : Visual Studio 2012 - Visual Studio 2012
Exam Code/Number : 70-521
Exam Name : Microsoft UPG:Trans MCPD.NET Frmwk 3.5 Dev Skil to .NET 4 Wndws App Development Exam
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Get Real Sheets 70-521 108 Real Q&A's in PDF document, 70-521 Simulation Engine and 70-521 Self Test Engine for Microsoft UPG:Trans MCPD.NET Frmwk 3.5 Dev Skil to .NET 4 Wndws App Development Exam in Real Sheets 70-521 Golden Value Pack.
- 70-521 Real Q&A's (PDF)
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No. of Questions : 108 Q&A's
Updated On : January 16, 2014
Free Updates : 1 Year
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Real Sheets 70-521 Questions
Question :
You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create anapplication. The application connects to a Microsoft SQL Server 2008 database. Youcreate classes by using LINQ to SQL based on the records shown in the exhibit. (Clickthe Exhibit button.) You need to create a LINQ query to retrieve a list of objects that contains the OrderIDand CustomerID properties. You need to retrieve the total price amount of each Orderrecord. What are two possible ways to achieve this goal? (Each correct answer presents acomplete solution. Choose two.)
- from details in dataContext.Order_Detail group details by details.OrderID into g join order in dataContext.Orders on g.Key equals order.OrderID select new { OrderID = order.OrderID, CustomerID = order.CustomerID, TotalAmount = g.Sum(od => od.UnitPrice * od.Quantity) }
- dataContext.Order_Detail.GroupJoin(dataContext.Orders, d => d.OrderID, o => o.OrderID, (dts, ord) => new { OrderID = dts.OrderID, CustomerID = dts.Order.CustomerID, TotalAmount = dts.UnitPrice * dts.Quantity } )
- from order in dataContext.Orders group order by order.OrderID into g join details in dataContext.Order_Detail on g.Key equals details.OrderID select new { OrderID = details.OrderID, CustomerID = details.Order.CustomerID, TotalAmount = details.UnitPrice * details.Quantity }
- dataContext.Orders.GroupJoin(dataContext.Order_Detail, o => o.OrderID, d => d.OrderID, (ord, dts) => new { OrderID = ord.OrderID, CustomerID = ord.CustomerID, TotalAmount = dts.Sum(od => od.UnitPrice * od.Quantity) } )
Question :
You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation(WPF) application. You create a window that contains a Button control and a MenuItemcontrol. Both controls are labeled "Add sugar." The Command properties of the Buttonand MenuItem controls are set to the same RoutedCommand named AddSugarCommand.You write the following code segment. private void CanAddSugar (object sender, CanExecuteRoutedEventArgs e) { ... } You need to ensure that when the CanAddSugar method sets e.CanExecute to false, the MenuItem and Button controls are disabled. What should you do?
- Create an event handler for the CanExecuteChanged event of the AddSugarCommandcommand. Call the CanAddSugar method from within the event handler.
- Inherit the AddSugarCommand from the RoutedUICommand class instead of theRoutedCommand class. Call the CanAddSugar method from within the constructor of theAddSugarCommand command.
- Add a CommandBinding object to the CommandBinding property of the MenuItemcontrol. Set the CanExecute property of the CommandBinding object to theCanAddSugar method.
- Add a CommandBinding object to the CommandBindings property of the window.Set the Command property of CommandBinding to the AddSugarCommand command.Set the CanExecute property of the CommandBinding object to the CanAddSugarmethod.
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