1. Which of the following statements is correct for ASP.NET MVC Routing in .Net Framework 4.0? Answers: • It is used to match the incoming requests and to map them to a controller action. 2. Consider the following code snippet: namespace ExtensionMethods { public static class NumericExtensionMethods { public static bool IsNumeric(this string s) { float output; return float.TryParse(s, out output); } } } After adding the namespace, how will you call the ExtensionMethod on the string if your string variable is defined as: string test="4"; Answers: • test.IsNumeric(); 3. What is the purpose of the System.Windows.Data namespace in .Net framework 4.0? Answers: • It contains classes used for binding properties to data sources, data source provider classes, and data-specific implementations of collections and views. 4. Suppose you want to eliminate duplicate elements from the array int[] source ...
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