【单选题】下面有关中断的论述不正确的是( )。
A.
CPU及I/O设备可实现并行工作,但设备之间不可并行工作
B.
可以实现多道貌岸然程序、分时操作、实时操作等
【单选题】运行下列程序时,从键盘输入字母 H ,则输出结果是()。 #include int main( ) { char ch; ch=getchar( ); switch(ch) { case 'H':printf("Hello!\n"); case 'G':printf("Good morning!\n"); default:printf("Good Bye!\n"); } }
C.
Hello! Good morning! Good Bye!
【单选题】下面有关中断的论述不正确的是 。
A.
CPU和I/O设备可实现并行工作,但设备之间不可并行工作
C.
对高速外设(如磁盘)采用中断可能引起数据丢失
【单选题】对于体液失衡的病人进行护理,估计下列指标中哪项不正确:
【判断题】Under the Generalized System of Preferences, developing countries have to reciprocate favorable treatment to the developed countries.()
【单选题】对于体液失衡的病人进行护理,估计下列指标中哪项不正确()
【单选题】关于固定资产处置的说法,错误的是( )。
A.
企业持有待售的固定资产应当停止计提折旧和减值测试
B.
企业处置固定资产时,应通过“固定资产清理”科目核算
C.
企业应当对待有待售固定资产的预计净残值进行调整
【单选题】听力原文: The United States operates under a federal system of government. Under the federal system,power is divided between the central government and the states. The central government is given specific...
A.
The good points of the federal system.
B.
How power is divided under the federal system.
C.
The difference between the central government and the states.
D.
The different functions of the central government and the states.
【简答题】Under the conventional system of segmented transport,the consignor comes to separate contracts with each carrier,who is responsible for the whole carriage of cargoes.( )