Question

what do you understand by the entry required values for a field

Answer 1

Require a value in a fieldApplies To: Access 2007There are two basic ways that you can require a value in a field:Set the field's Required property to Yes    You can do this by opening the table in Design view. This method is easy and a good choice if you only want to change one field one time.Use a data-definition query that creates a non-null index on the field    You can do this by using SQL view. This method is not as easy as using Design view, but has an advantage: you can save the data-definition query and use it again later. This is useful if you periodically delete and re-create tables and want to require values for some of the field

Answer 2

There are two basic ways that you can require a value in a field:

Set the field's Required property to Yes    You can do this by opening the table in Design view. This method is easy and a good choice if you only want to change one field one time.

Use a data-definition query that creates a non-null index on the field    You can do this by using SQL view. This method is not as easy as using Design view, but has an advantage: you can save the data-definition query and use it again later. This is useful if you periodically delete and re-create tables and want to require values for some of the fields.