The correct answer is option 4: Data management.

Data management is not included in the basic functions of an operating system.

Option 1, Job control, refers to the ability of the operating system to manage and control the execution of different jobs or tasks. This includes features such as creating, initiating, and terminating jobs.

Option 2, Job scheduling, pertains to the process of determining the order in which jobs or tasks should be executed by the computer system. This is done to optimize resource utilization and prioritize tasks based on their importance or urgency.

Option 3, Memory management, is a fundamental function of an operating system that involves allocating and managing memory resources for different processes. This includes tasks such as tracking free and allocated memory, facilitating process memory access, and preventing memory conflicts.

While data management is a crucial aspect of computing, it is typically handled by specific software applications or database management systems, rather than being included directly in the basic functions of the operating system.

Alert - correct answer should be: Data management is indeed a part of the basic functions of an operating system. It involves various activities such as file storage, file organization, file access, and controlling access to files and directories.