| A | B |
|---|
| properties | control the appearance or behavior for an entire table in the table's property sheet |
| input mask | require users to enter data in a specific way |
| zero-length string | contains no characters |
| validation rule | an expression that limits the values that can be entered in the field |
| validation text | specifies the text in the error message that appears when a user violates a validation rule |
| quick start field | a predefined set of chatacteristics and properties that describes a field |
| multivalued lookup field | lets you select more than one choice from a list |
| field | a column in a database table |
