Final answer:
Samuel's procedure of giving selective database access based on designation is part of his operation task, which manages permissions and access levels.
Step-by-step explanation:
The procedure of giving selective access to a database based on an employee's designation, as conducted by Samuel, the database administrator for Zimline Constructions, is part of his operation task. This involves setting up different levels of permissions within the database so that team leaders have greater access than their team members. This ensures that employees can only interact with data relevant to their roles, protecting sensitive information and maintaining data integrity.