.Net Technology

Question: Which of the following is the correct code to close all references to the com objects below?
Workbooks books = excel.WorkBooks; Workbook book = books[1]; Sheets sheets = book.WorkSheets; Worksheet ws = sheets[1];
A
Marshal.ReleaseComObject(books);

B
Marshal.FinalReleaseComObject(books);

C
Marshal.ReleaseComObject(sheets); Marshal.ReleaseComObject(books);

D
Marshal.ReleaseComObject(sheet); Marshal.ReleaseComObject(sheets); Marshal.ReleaseComObject(book); Marshal.ReleaseComObject(books);

Note: Not available
1. Report
Question: Which of the following is the correct way to sort a C# dictionary by value?
A
List<KeyValuePair<string, string>> myList = aDictionary.ToList(); myList.Sort( delegate(KeyValuePair<string, string> firstPair, KeyValuePair<string, string> nextPair) { return firstPair.Value.CompareTo(nextPair.Value); } );

B
List<KeyValuePair<string, string>> myList = aDictionary.ToList(); myList.Sort((firstPair,nextPair) => { return firstPair.Value.CompareTo(nextPair.Value); } );

C
foreach (KeyValuePair<string,int> item in keywordCounts.OrderBy(key=> key.Value)) { // do something with item.Key and item.Value }

D
var ordered = dict.OrderBy(x => x.Value);

Note: Not available
1. Report
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

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Question: Which of the following is the correct code to close all references to the com objects below?
Workbooks books = excel.WorkBooks; Workbook book = books[1]; Sheets sheets = book.WorkSheets; Worksheet ws = sheets[1];

Question: Which of the following is the correct way to sort a C# dictionary by value?

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 is the correct code to close all references to the com objects below?Workbooks books = excel.WorkBooks; Workbook book = books[1]; Sheets sheets = book.WorkSheets; Worksheet ws = sheets[1];

Question: Which of the following is the correct way to sort a C# dictionary by value?

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 is the correct code to close all references to the com objects below?
Workbooks books = excel.WorkBooks; Workbook book = books[1]; Sheets sheets = book.WorkSheets; Worksheet ws = sheets[1];