Week-04

=Week-04=
 * 1) Describe the use of each of the six validation controls provided by ASP.NET.
 * 2) Describe the use of the ErrorMessage and Text properties of a validation control.
 * 3) Explain how ASP.NET processes validation controls.
 * 4) Describe two types of validation that can be done by a required field validator.
 * 5) Describe three types of validation that can be done by a compare validator.
 * 6) Describe the use of validation groups.
 * 7) Describe the use of the IsValid property of a page and the Validate method of a page.
 * 8) List two common uses for the regular expression validator.
 * 9) Describe the use of a custom validator.