Assertion: kernel's service | /r/CapableOf | be provided by the kernel
Facets:
Source sentences:
text: To actually perform useful work, a process must be able to access the services provided by the kernel.
text: All processes begin execution in user mode, and they switch to kernel mode only when obtaining a service provided by the kernel.
text: When a user mode process (i.e., a process currently in user mode) wants to use a service that is provided by the kernel (i.e., access system resources other than the limited memory space that is allocated to the user program), it must switch temporarily into kernel mode, which has root (i.e., administrative) privileges, including root access permissions (i.e., permission to access any memory space or other resources on the system).