CONSTANT T2：std_logic = ’0’;
CONSTANT T2：std_logic <= ’0’;
相关考题：
事务T0、T1和T2并发访问数据项A、B和C,下列属于冲突操作的是______。A.T0中的read(A)和TO中的write( 事务T0、T1和T2并发访问数据项A、B和C，下列属于冲突操作的是______。A．T0中的read(Ａ)和TO中的write(Ａ)B．T0中的read(Ｂ)和T2中的read(Ｃ)C．T0中的write(Ａ)和T2中的write(Ｃ)D．T1中的read(Ｃ)和T2中的write(Ｃ)
事务T0、T1和T2并发访问数据项A、B和C，下列属于冲突操作的是______。A)T0中的read(A)和T0中的write(A)B)T0中的read(B)和T2中的read(C)C)T0中的write(A)和T2中的write(C)D)T1中的read(C)和T2中的writeA．B．C．D．
●when a string constant is written in C program，the compiler creates (75) of characters containing the characters of the string，and terminating it with"＼0"．(75) A．a groupB．an arrayC．a setD．a series
when a string constant is written in C program, the eompiler creates(75)of characters containing the characters of the string, and terminating it with "\0".A．a groupB．an arrayC．a setD．a series
患者,男性,58岁。已诊断为右肺鳞癌,癌灶3.3cm×3.6cm,伴右侧肺门淋巴结转移,根据TNM分期应属于 A、T1，N0，M0（Ⅰ期）B、T1，N1，M0（Ⅱa期）C、T2，N1，M0（Ⅱb期）D、T2，N1，M1（Ⅳ期）E、T2，N2，M0（Ⅲa期）
When a string constant is written in C program, the compiler creates ______ of characters containing the characters of the string, and terminating it with "\0".A．a groupB．an arrayC．a setD．a series
______is a precaution which contributes to avoiding trouble under normal operating conditions.A.Constant inspectionB.Keeping constant loadC.Remaining constant temperatureD.Varying speed
Modern marine diesel engines equipped with mechanical fuel injection operate on a combustion phase within the cycle which is ______.A.entirely constant pressureB.entirely constant temperatureC.a combination of constant volume and constant pressureD.a combination of constant temperature and constant pressure
下面哪些关于放样中Contour和Constant Cross Section选项的叙述是正确的？（）A、只有当选择Contour时，才能使用Constant Cross Section参数，如果没有选择Contour，则不能使用Constant Cross Section。B、在路径转弯处，Constant Cross Section自动产生光滑的转角。C、只有当选择Banking时，才能使用Constant Cross Section参数，如果没有选择Banking，则不能使用Constant Cross Section。D、当没有复选Contour时，截面图形之间相互平行。
MCS-51增强型单片机的3个定时器/计数器的位数是下面的（）A、T0是8位的，T1和T2是16位的；B、T0、T1和T2都是16位的；C、T0是8位的，T1是16位的，T2是24位的；D、T0和T1是16位的，T2是24位的。
单选题Modern marine diesel engines using mechanical fuel injection, operate on a combustion cycle which is（）Aa combination of constant volume and constant pressureBa combination of constant temperature and constant pressureCentirely constant pressureDentirely constant volume
单选题Modern marine diesel engines equipped with mechanical fuel injection operate on a combustion phase within the cycle which is（）Aentirely constant pressureBentirely constant temperatureCa combination of constant volume and constant pressureDa combination of constant temperature and constant pressure
单选题Increasing the load on an engine equipped with a constant speed mechanical governor, will cause the engine speed to initially （）.AincreaseBdecreaseCfluctuateDremain constant
填空题表示‘0’‘1’；两值逻辑的数据类型是bit（位），表示‘0’‘1’‘Z’等九值逻辑的数据类型是std_logic（标准逻辑），表示空操作的数据类型是（）。