At the beginning of the course, you will be asked a series of personal validation questions that will be used to verify who you are later in the course. (toocooltrafficschool.com)
The maximum allowable time to respond to personal validation questions online is 90 seconds, and there is a maximum allowable time of 30 seconds to respond to questions presented by telephone. (tdlr.texas.gov)
Using the Driver's License # and License Plate # you enter during registration, we obtain information from those TPV sources, and use it to ask you random Personal Validation Questions throughout the course. (idefensivedriving.com)