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.Net Web Interview Questions and Answers
Which one of the following objects is used to create
a foreign key between two DataTables?
* DataRelation
* DataRelationship
* DataConstraint
* DataKey
DataRelation
The Syntax for data-binding expressions is
* <%# property or collection %>
* <%# property or collection #%>
* <%$ property or collection %>
* <%@ property or collection %>
<%# property or collection #%>
The method that need to be invoked on the DataAdapter
control to load the generated dataset with data is
* Bind()
* Fill()
* FillData()
* SetData()
Fill()
Which of the following operations can you NOT perform on
an ADO.NET DataSet?
* A DataSet can be synchronised with the database.
* A DataSet can be synchronised with a RecordSet.
* A DataSet can be converted to XML.
* You can infer the schema from a DataSet
A DataSet can be synchronised with a RecordSet.
Which is the correct statement to set the alias name for
namespace in C#?
* using System Data.OracleClient = aliasName;
* using aliasName = System.Data.OracleClient;
* string aliasName = using.System.Data.OracleClient;
* Both a & b
using aliasName = System.Data.OracleClient;
The property that indicates whether existing database
constraints should be observed when performing updates
* EnforceConstraints
* Constraints
* GetConstraints
* ConstraintsEnforce
EnforceConstraints
State True or False: If you set AutoGenerateColumns=True
and still provide custom column definitions, the
DataGrid will render both
* True
* False
False.
The data from an XSL Transform with XmlReader can be
returned in one of the following ways
* objReader = objXslT.Transform(objNav, nothing)
* objXslT.Transform(objNav, nothing)
* objReader = objXslT.Transform(objNav, nothing,
objWriter)
* objXslT.Transform(objNav, nothing, objWriter)
objXslT.Transform(objNav, nothing)
Pick the command line that would result in the C#
compiler generating an XML documentation file
* csc /doc:NewHome.xml NewHome.cs
* c /doc /docfile: NewHome.xml NewHome.cs
* csc /doc /out: NewHome.xml NewHome.cs
* csc /xml NewHome.cs
csc /doc:NewHome.xml NewHome.cs
What is the comment syntax for C#’s XML-based
documentation? * /** and **/ * //# * /// * //*
///
When creating a C# Class Library project, what is the
name of the supplementary file that Visual Studio.NET
creates that contains General Information about the
assembly?
* AssemblyInfo.xml
* AssemblyInfo.cs
* AssemblyInformation.cs
* AssemblyAttributes.cs
AssemblyInfo.cs
Which of the following is the C# escape character for
Null?
* \n
* \0
* \f
* \v
\0
What is the exception that is thrown when there is an
attempt to dynamically access a method that does not
exist?
* MissingMethodException
* TypeLoadException
* MethodLoadException
* MethodAccessException
MissingMethodException
What method(s) must be used with the Application object
to ensure that only one process accesses a variable at a
time?
* Synchronize()
* Lock() and UnLock()
* Lock()
* Asynchroize()
Lock()
After capturing the SelectedIndexChanged event for a
ListBox control, you find that the event handler doesn’t
execute. What could the problem be?
* The AutoEventWireup attribute is set to False
* The AutomaticPostBack attribute is set to False
* The codebehind module is not properly compiled
* The ListBox must be defined WithEvents
AutoPostBack attribute is set to False
What method must be overridden in a custom control?
* The Paint() method
* The Control_Build() method
* The Render() method
* The default constructor
The Render() method
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