Test case for boolean methods boolean-from-string() function true TRUE 1 false FALSE 0 3dod0 7.7.1.a boolean-from-string() function The values are retrieved from the instance data using boolean-from-string(). You should see 'true' for 'Safe Driver', 'Experienced Driver' and 'Insured Driver'. You should see 'false' for 'License Points', 'Accidents' and 'Moving Violations'. You should see 'false' for 'Junk Instance Data' because boolean-from-string() method returns 'false' for values other than 'true', 'false', '0' or '1'. Safe Driver : Experienced Driver : Insured Driver : License Points : Accidents : Moving Violations : Junk Instance Data :