uses of Command object in ADO.NET
List the usages of the Command object in ADO.NET?
Expert
The usages of the Command object in AD0.NET are:
a) Command object in the AD0.NET executes a command against the database and retrieves a DataReader or DataSet object. b) It also executes commands such as, UPDATE, INSERT or DELETE command against the database. c) All the command objects are derived from the DbCommand class. d) The command object is characterized by the two classes: and OleDbComm and SqlCommand.
The Command object offers three methods in order to execute commands in the database:
a) The ExecuteNonQuery() method, which executes commands and also does not return any value. b) The ExecuteReader() method, which returns a result set by using the DataReader object. c) The ExecuteScalar() method, which returns single value from the database query.
Illustrate in brief the main difference between Navigation application and XBAPs in the WPF?
Write down the command which is used to run a batch?
Explain two properties of GridView control which specifies to turn on paging and sorting.
Write the difference between the WindowsDefaultLocation and WindowsDefaultBounds properties?
List the difference between points, pixels, and em's at the time when fonts are displayed?
Write about the difference between OLEDB Provider and the SqlClient?
Explain why does an organization needs to manage the workloads?
What is meant by the term Extensible Markup Language (XML).
What is Code Access Security (CAS)?
Define constant and variable.
18,76,764
1951196 Asked
3,689
Active Tutors
1445144
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!