If the property contains the Boolean value True, the radio button is not selected.

A field's data type is the most important property because it determines what kind of data the field can store. Advanced data types allow for more efficiency in data entry

Indicate whether the statement is true or false

"Step index" refers to which of the following?

A) The abrupt change in the refractive index for the core B) The abrupt change in the graded index from core to cladding C) The abrupt change in the graded index for the core D) The abrupt change in the refractive index from core to cladding