【单选题】–Does he know how to work out the problem ? -Yes , he has ________ a good idea to solve it .
【判断题】系统有某类资源5个,供 3 个进程共享,如果每个进程最多申请 2 个该类资源,则系统是安全的。
【单选题】系统有某类资源 5 个,供 3 个进程共享,为保证系统的安全,应限定 每个进程申请的资源数不超过 ( )
【单选题】系统有某类资源5个,供3个进程共享,每个进程最多申请多少个该类资源时系统仍然是安全的?
【单选题】本实验中,求 系统当f(t)= 时的零状态响应 时,系统是否存在状态跳变 。
【单选题】He does not know how to _____ networks.
【单选题】A.He has not played tennis in a while.B.He does not know how to play tennis.###SX
A.
He has not played tennis in a while.
B.
He does not know how to play tennis.
C.
His tennis racket is broken.
D.
He needs to rest before he plays.
【简答题】A.He has not played tennis in a while. B.He does not know how to play tennis. C.His tennis racket is broken. D.He needs to rest before he plays.
【单选题】本实验中, 当求系统f(t)= 时的零状态响应 的特解时,以下叙述正确的是
C.
应将 f(t)= 代入系统微分方程右端化简后的式子令特解形式
D.
应将 f(t)= 代入系统微分方程右端化简后的式子令特解形式