Knowledge of .Net Framework 4.0, .Net Technology

Question: How will you count the odd numbers from the array shown below using LINQ in .Net framework 4.0? int[]numbers={5,4,1,3,9,8,6,7,2,0};
A
int findoddNumbers = numbers.Count(n => n % 2 == 1);

B
int findoddNumbers = numbers.Count( n % 2 == 1);

C
int findoddNumbers = (from number in numbers where numbers%2==1 select Count());

D
int findoddNumbers = (from number in numbers where number%2==1 select numbers).Count();

Note: Not available
1. Report
Question: How do you add MetaDescription to your web page in .Net framework 4.0?
A
HtmlMeta meta2 = new HtmlMeta(); meta2.Name = "description"; meta2.Content = "add meta description"; Page.Header.Controls.Add(HtmlMeta );

B
Page.MetaDescription

C
All of these are correct

D
None of these are correct

Note: Not available
1. Report
Question: 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";
A
test.IsNumeric();

B
ExtensionMethods.NumericExtensionMethods.IsNumeric();

C
NumericExtensionMethods m = new NumericExtensionMethods(); m.IsNumeric(test);

D
None of these

Note: Not available
1. Report
Question: What is the purpose of the System.Windows.Data namespace in .Net framework 4.0?
A
Using System.Windows.Data namespace, you can integrate rich media, including drawings, text, and audio/video content in Windows Presentation Foundation applications.

B
It contains classes used for binding properties to data sources, data source provider classes, and data-specific implementations of collections and views.

C
It provides the types that support navigation, including navigating between windows and navigation journaling.

D
It contains classes for creating windows-based applications that take full advantage of the rich user interface features available in the Microsoft Windows operating system.

Note: Not available
1. Report
Question: Suppose you want to eliminate duplicate elements from the array int[] source = { 7, 4, 1, 3, 9, 8, 6, 7, 2, 1, 8, 15, 8, 23} and sort the elements in descending order using LINQ in .Net framework 4.0. Which of the following statements can you use?
A
var result = (from s in source orderby s select distinct s).Descending();

B
var result = (from s in source orderby s descending select s).Distinct();

C
var result = select distinct s from s in source sortby s descending;

D
var result = from s in source orderby s descending group p by s select s;

Note: Not available
1. Report
Question: Which of the following classes of System.Windows.Media namespace provides rendering support in WPF which includes hit testing, coordinate transformation, and bounding box calculations in .Net framework 4.0?
A
HitTestResult

B
Visual

C
Colors

D
Brush

Note: Not available
1. Report
Question: Which of the following statements is correct for ASP.NET MVC Routing in .Net Framework 4.0?
A
It is used to match the incoming requests and to map them to a controller action.

B
It is used to construct the outgoing URLs which correspond to controller actions.

C
Both are correct

Note: Not available
1. Report
Question: Which of the following is NOT a valid data source control in .Net framework 4.0?
A
LinqDataSource

B
XmlDataSource

C
AccessDataSource

D
EntityDataSource

E
All of these are valid data sources

Note: Not available
1. Report
Question: Which of the following statements is correct for WSHttpBinding of WCF in .Net framework 4.0?
A
It is a secure and interoperable binding that is suitable for non-duplex service contracts.

B
It is a secure and interoperable binding that is suitable for duplex service contracts or communication through SOAP intermediaries.

C
It is a secure and optimized binding suitable for cross-machine communication between WCF applications.

D
It is a queued binding that is suitable for cross-machine communication between WCF applications.

Note: Not available
1. Report

Question: What result will you get when you run the following LINQ query in .Net framework 4.0?var scoreRecords = new[] { new {Name = "Alice", Score = 50},
    new {Name = "Bob" , Score = 40},
    new {Name = "Cathy", Score = 45}
};
var scoreRecordsDict = scoreRecords.ToDictionary(sr =>sr.Name);
Response.Write(scoreRecordsDict["Bob"]);
A{ Name = Bob}

B{ Name = Bob, Score = 40 }

CName = Bob

DNone of thses

Note: Not available

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Question: How will you count the odd numbers from the array shown below using LINQ in .Net framework 4.0? int[]numbers={5,4,1,3,9,8,6,7,2,0};

Question: How do you add MetaDescription to your web page in .Net framework 4.0?

Question: What is the purpose of the System.Windows.Data namespace in .Net framework 4.0?

Question: Suppose you want to eliminate duplicate elements from the array int[] source = { 7, 4, 1, 3, 9, 8, 6, 7, 2, 1, 8, 15, 8, 23} and sort the elements in descending order using LINQ in .Net framework 4.0. Which of the following statements can you use?

Question: Which of the following classes of System.Windows.Media namespace provides rendering support in WPF which includes hit testing, coordinate transformation, and bounding box calculations in .Net framework 4.0?

Question: Which of the following statements is correct for ASP.NET MVC Routing in .Net Framework 4.0?

Question: Which of the following is NOT a valid data source control in .Net framework 4.0?

Question: Which of the following statements is correct for WSHttpBinding of WCF in .Net framework 4.0?