The Purpose of the Executive Is ________

Multiple Choice

The purpose of the executive is ________.

A) to interact directly with the hardware and abstract the details of hardware from other kernel-mode components
B) to provide basic system components, such as thread scheduling, interrupt dispatching and exception handling
C) to administer the main operating system subsystems, such as the file system, I/O subsystem and system memory
D) to provide a particular computing environment (such as a Windows or POSIX computing environment) for user-mode threads