What is the difference between adding reference in solution Explorer and adding references by USING ?
Adding reference in solution explorer is used to add the DLL for that project for reference only. If you want to utilize that DLL methods/functions in our aspx.cs/.cs file etc you must write using that nameclass library name in file.
Where the assembly is stored in asp.net?.
private are stored in application / bin directory and public are stored in GAC.
private are stored in application / bin directory and public are stored in GAC.
How many
types of collections are in C#?
5
The .Net framework supports five general types of collectios:
1. Non-Generic
2. Specialized
3. Bit-based
4. Generic
5. Concurrent
1. Non-Generic
2. Specialized
3. Bit-based
4. Generic
5. Concurrent
What is difference
between shalow copy and deep copy in C#
shallow copy copies reference and deep copy copies actual
objects data.
Array.Clone() is an example for shallow copy, it copies reference
only. Now we have two array references pointing to same memory locations.
Array.CopyTo() is an example for deep copy, it creates new instance for each element's object. Now we will have two different copies of arrays referring to different memory locations.
Array.CopyTo() is an example for deep copy, it creates new instance for each element's object. Now we will have two different copies of arrays referring to different memory locations.
How we can achieve, while typing text in Text box in upper case it will convert to lowercase automatically
Style="text-transform: lowercase"
What does display="None" will do actually on the control
removes the element completely from the document
What is the first method during the Page Load
Init
In which event we can change the Master Form dynamically?
Page_PreInit
In which event are the controls fully loaded?
Page_Init
Can a class have more than one destructor?
No
No, a class can have only 1 destructor.
Can you explicitly call a destructor?
No
Is it possible to access one aspx page's view state
data into another aspx page? If so, How?
possible through cross page post back
In which stage the asp.controls will convert into his
equivalent html tags during the page life cycle?
page render
We
have master page and content page then what should be the sequence of events in
this scenario.
Content Page PreInit Event
Master Page Init Event
Content Page Init Event
Content Page Load Event
Master Page Load Event
we have master page, content page and a
web user control on master page only then what should be the sequence of
events in this scenario.
Content Page PreInit Event
Master:UserControl Init Event
Master Page Init Event
Content Page Init Event
Content Page Load Event
Master Page Load Event
Master:UserControl Load Event
we have master page, content page and a
web user control on master page and content page on both then what should
be the sequence of events in this scenario.
Content Page PreInit Event
Page:UserControl Init Event
Master:UserControl Init Event
Master Page Init Event
Content Page Init Event
Content Page Load Event
Master Page Load Event
Page:UserControl Load Event
Master:UserControl Load Event
How many types of directive are
used in asp.net?
11
What are contracts in WCF?
WCF defines four types of contracts.
(1)
Service contracts - Describe
which operations the client can perform on the service.
There
are two types of Service Contracts.
(a) ServiceContract - This attribute is used to define the Interface.
(b) OperationContract - This attribute is used to define the method inside Interface.
(a) ServiceContract - This attribute is used to define the Interface.
(b) OperationContract - This attribute is used to define the method inside Interface.
[ServiceContract]
interface IMyContract
interface IMyContract
{
[OperationContract]
string MyMethod( );
[OperationContract]
string MyMethod( );
}
class
MyService : IMyContract
{
public string MyMethod( )
{
return "Hello World";
}
}
}
(2) Data contracts - Define which data types are
passed to and from the service.
There are two types of
Data Contracts.
DataContract - attribute used to define the class
DataMember - attribute used to define the properties.
DataContract - attribute used to define the class
DataMember - attribute used to define the properties.
public class Suspension
{
[DataMember]
public int SystemRef
{ get; set; }
[DataMember]
public string
Reference { get; set;
}
[DataMember]
public DateTime?
StartDate { get; set;
}
[DataMember]
public int Contract {
get; set; }
}
If DataMember attributes
are not specified for a properties in the class, that property can't be passed
to-from web service.
(3) Fault contracts
- Define which errors are raised by the service.
(4) Message contracts - Allow the
service to interact directly with messages.
What was the code name for WCF?
The code name of WCF was Indigo .
Which namespace is used to access WCF service?
System.ServiceModel
New
Page – SQL
How can I get
data from a database on another server?
If you want to import data only through t-sql query, then either
use OPENDATASOURCE function. To repeatedly get data from another server, create
a linked server and then use OPENQUERY function or use 4 part naming. If you
are not adhered with T-SQL, then better use import/export wizard.
My multilanguage data is not inserting correctly and
returning ?. How can I store Multilanguage data in a table?
There are two things to keep in
mind while storing unicode data. First, the column must be of unicode data type
(nchar, nvarchar, ntext). Second, the value must be prefixed with N while
insertion. For example,
INSERT INTO table (Hindi_col)
values (N’hindi data’)
What is Difference between GETDATE and SYSDATETIME in
SQL Server 2008?
In case of GETDATE, the precision is till milliseconds, and in
case of SYSDATETIME, the precision is till nanoseconds
SELECT GETDATE() fn_GetDate, SYSDATETIME() fn_SysDateTime
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