Question
(a) Concurrent access to data from a database is a normal part of application program usage. Describe three approaches to concurrency control
(b) Distinguish among a DataReader class and a DataSet class
(c) Write an ASP.NET program that retrieves a count of the records in the tblVideo database table and displays the result in a Label control as follows
There are x records in tblVideo database tabl
where x is the number of records
Filename for the local database: VideoClub.mdf
Note: Programmatic codes required here