【判断题】Ordering resources and requiring the resources to be acquired in order prevents the circular wait from occurring and therefore prevents deadlock from occurring.
【判断题】The pointer sometimes changes to a circular pointer to indicate that the computer is busy and you must wait until Windows is ready to accept further commands.
【多选题】城市基础设施公私合营中的PPP模式主要有( )
【判断题】The circular-wait condition for a deadlock implies the hold-and-wait condition.
【单选题】A deadlock avoidance algorithm dynamically examines the __________ to ensure that a circular wait condition can never exist.
A.
resource allocation state
【单选题】The circular wait condition can be prevented by ____________
A.
defining a linear ordering of resource types
【单选题】为了获得四、六级证书而学习英语属于( )动机。