how do you use two datareaders at the same time in a vb.net windows application ?
for example: while(datareader1.read()) while(datareader2.read()) end while end while Read more »
‘VB.NET Interview Questions’ - KyaPoocha.com
When do we use imports.system.sqlclient and when imports.system.oledb?
system.Data.OleDB It contains the objects that we use to connect to a data source via an OleDB provider , such as OleDbConnection, OleDBCOmmand System.Data.SqlClient It... Read more »
What is the advantage of packaging over xcopy in .NET ?
With the help of xcopy we solve the problem of DLL HELL and com dependencieswhen we make xcopy of project all the dll, dependencies, assembly are updated automaticalyÂ... Read more »
What is the difference between DataTable and DataSet?
data set is a collection of data table it is based on xml format ,it is used for data storing in cache as a disconnected recordset dataset is using data manipulation... Read more »
What is the size of .NET object?
Each instance of a reference type has two fields maintained by the runtime - a method table pointer and a sync block. These are 4 bytes each on a 32-bit system,... Read more »
What is the significance of delegates. Where should they be used? what are the situations where we require them?
Delegates are used as pointer to hold the controls actually i used the delegates when there is problem in VB.Net 2005 where each control is already threaded, to... Read more »
Explain about MCAD?
The Microsoft Certified Application Developer (MCAD) credential provides industry recognition for professional developers who build powerful applications using Microsoft... Read more »
What make .Net a language independent Platform options are:1.) MSIL2.) IL3.) CLR4.) JIT
MSIL and IL are same there is no difference. .clr is a main thing it produce the MSIL (microsoft intermediate language(MSIL) or Intermediate Language (IL)). so... Read more »
What is the difference between manifest and metadata?
Manifest is part of MetaData Manifest contains information about Assembly version, culture, dependencies etc. while Metadata is data about data i.e. information... Read more »
How do you search within a 2-dimensional array using VB.NET? How can I know that a value already exists in the array?
im arr(1, 2) As String arr(0, 0) = “Sandip” arr(0, 1) = “India” arr(1, 0) = “Jon Doe” arr(1, 1) =... Read more »
What’s involved in end to end VB.NET testing?
Once the software is complete, it will go though rigorous testing before its actual integration. In this article we will take a look at different types of... Read more »
Tell me about a problem you had with a supervisor
Biggest trap of all. This is a test to see if you will speak ill of your boss. If you fall for it and tell about a problem with a former boss, you may well below... Read more »
What are the different types of operators and their order of precedence?
Order of evaluation of operators is, first arithmetic operators are evaluated, and comparison operators are evaluated next and at the last logical operators are... Read more »
Explain about constants in VB Script?
There are many useful constants present in Visual basic script which you can use in your code. They ease your work load by remembering value and implementing in... Read more »
Explain about filter expression?
Filter expression returns an array based on a specific filter search condition and it returns a zero based array. Arguments included in the filter array are Input... Read more »