［A］ state ［B］ country ［C］ people ［D］ national
［A］ state ［B］ country ［C］ people ［D］ national
相关考题：
The CUSTOMERS table has these columns:CUSTOMER_ID NUMBER (4) NOT NULLCUSTOMER_NAME VARCHAR2 (100) NOT NULLSTREET_ADDRESS VARCHAR2 (150)CITY_ADDRESS VARHCAR2 (50)STATE_ADDRESS VARCHAR2 (50)PROVINCE_ADDRESS VARCHAR2 (50)COUNTRY_ADDRESS VARCHAR2 (50)POSTAL_CODE VARCHAR2 (12)CUSTOMER_PHONE VARCHAR2 (20)The CUSTOMER_ID column is the primary key for the table.You need to determine how dispersed your customer base is.Which expression finds the number of different countries represented in the CUSTOMERS table?（）A. COUNT(UPPER(country_address))B. COUNT(DIFF(UPPER(country_address)))C. COUNT(UNIQUE(UPPER(country_address)))D. COUNT DISTINTC UPPER(country_address)E. COUNT(DISTINTC (UPPER(country_address)))
The CUSTOMERS table has these columns:CUSTOMER_ID NUMBER(4) NOT NULLCUSTOMER_NAME VARCHAR2(100) NOT NULLSTREET_ADDRESS VARCHAR2(150)CITY_ADDRESS VARCHAR2(50)STATE_ADDRESS VARCHAR2(50)PROVINCE_ADDRESS VARCHAR2(50)COUNTRY_ADDRESS VARCHAR2(50)POSTAL_CODE VARCHAR2(12)CUSTOMER_PHONE VARCHAR2(20)The CUSTOMER_ID column is the primary key for the table.You need to determine how dispersed your customer base is. Which expression finds the number of different countries represented in the CUSTOMERS table?（）A.COUNT(UPPER(country_address))B.COUNT(DIFF(UPPER(country_address)))C.COUNT(UNIQUE(UPPER(country_address)))D.COUNT DISTINCT UPPER(country_address)E.COUNT(DISTINCT (UPPER(country_address)))
王先生国籍为中国，居住在美国，正确的填写方式为（）A．Country:American Nationality:ChinaB．Country: China Nationality:ChinaC．Country:American Nationality: AmericanD．Country: China Nationality: American
1.王先生国籍为中国，居住在美国，正确的填写方式为（）A．Country:American Nationality:ChinaB．Country: China Nationality:ChinaC．Country:American Nationality: AmericanD．Country: China Nationality: American
定义状态机当前状态为state ,次态为next _state; 输入a,输出b, 则下列为Mealy状态机的写法是：A.always@（posedge clk） case (state ) 0:next_state＜=1; 1:next_state＜=x;#B.always@（posedge clk） case (state ) 0: if（a==0）next_state＜=1; else next_state＜=x; 1:next_state＜=x;#C.always@（posedge clk） case (state ) 0: if（state==0）next_state＜=1; else next_state＜=x; 1:next_state＜=x;#D.以上都不对
2、王先生国籍为中国，居住在美国，正确的填写方式为（）A．Country:American Nationality:ChinaB．Country: China Nationality:ChinaC．Country:American Nationality: AmericanD．Country: China Nationality: American
请改正下面程序中存在的错误。 def StudentInfo（country='China', chineselevel='A', name): print（'%s,%s,%s'%（name,country,chineselevel)) StudentInfo（country='America', chineselevel='B', name='John')
定义状态机当前状态为state ,次态为next _state; 输入a,输出b, 则下列为Mealy状态机的写法是：A.always@（posedge clk） case (state ) 0:next_state＜=1; 1:next_state＜=x;#B.always@（posedge clk） case (state ) 0: if（a==0）next_state＜=1; else next_state＜=x; 1:next_state＜=x;#C.always@（posedge clk） case (state ) 0: if（state==0）next_state＜=1; else next_state＜=x; 1:next_state＜=x;#D.以上都正确