A 1.3.5 Multitasking and Resource Allocation (HL only)
A single processor switches between tasks fast enough to look simultaneous, and coordinating that sharing raises three challenges: task scheduling, resource contention and deadlock. This lesson reasons its way into a circular wait to explain why deadlock arises and how the operating system prevents it by denying one condition. It is higher level only and held at explain. The command term in this learning statement is...