【判断题】import threadingimport timeimport randomdef reading(): for i in range(5): print("reading",i) time.sleep(random.randint(1,2))def test(): r=threading.Thread(target=reading) r.setDaemon(True) r...
【单选题】计算机中的木马病毒,是指通过特定的程序(木马程序)来控制另一台计算机。下列关于“木马”的说法,错误的是()。
D.
“木马”通常有控制端和被控制端这两个执行程序
【单选题】在主线程中启动一个子线程执行reading函数。import threadingimport timeimport randomdef reading(): for i in range(10): print("reading",i) time.sleep(random.randint(1,2))_______________________________r.setDaemon(F...
A.
r=threading.Thread(reading)
B.
r=threading.Thread(target=reading())
C.
r=threading.Thread(target=reading)
D.
r=Thread(target=reading)
【判断题】import threadingimport timeimport randomdef reading(): for i in range(5): print("reading",i) time.sleep(random.randint(1,2))t=threading.Thread(target=reading)t.setDaemon(False)t.start()t.join()...
【多选题】CNC铣床伺服电机出现过热产生报警,可能的原因是( )。
【多选题】关于城市水环境的特点,下列说法有误的是()。
【多选题】关于木马病毒下列说法正确的是()。
B.
是一种基于远程控制的黑客软件,具有隐蔽性和非授权的特点
C.
绝大多数木马病毒具有疯狂的“传染性”,可以通过不断的复制自身,造成大规模、集中的病毒爆发
D.
目前流行的“AV杀手”病毒,就是一种木马病毒
【简答题】Sentencs arrangement. 1. We would appreciate it if you could give us a prompt reply. 2. We'd like to know whether this product is available. 3. If possible, we are going to import 3,000 sets in the co...
【单选题】Most American newspapers try to entertain their readers because______.
A.
they have to keep up a good relation with them
B.
they have to compete with television
C.
they have to write about crime,sex and rumor
D.
they have to give factual news in an interesting way