Final answer:
The name of the data set, the type of the variable Salary, and the creation date of the data set are all found in the descriptor portion of a SAS data set.
Step-by-step explanation:
The name of the data set, the type of the variable Salary, and the creation date of the data set are all found in the descriptor portion of a SAS data set. The descriptor portion contains information about the data set itself, such as the names and attributes of variables, as well as metadata like creation or modification dates.