操作系统 - 2026 进行中

科目: 操作系统
级别: VII
类别: 大学生
测试题目: 英语
问题示例: A thread calls a condition-variable wait while holding a mutex. What does a correct implementation normally do before blocking the thread? Atomically release the mutex and place the thread in the condition-variable wait set, Destroy the mutex so other threads can enter the critical section, Keep the mutex locked until the waiting thread is scheduled again, Convert the mutex into a counting semaphore with value zero