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【单选题】
甲、发生战争,丙国发表声明表示恪守战时中立义务。对此,下列哪一做法不符合战争法?(2012年第34题)
A.
甲、乙战争开始后,除条约另有规定外,二国间商务条约停止效力
B.
甲、乙不得对其境内敌国人民的私产予以没收
C.
甲、乙交战期间,丙可与其任一方保持正常外交和商务关系
D.
甲、乙交战期间,丙同意甲通过自己的领土过境运输军用装备
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举一反三
【单选题】The amount of expansion space to be left in a fuel tank when fuel oil is being received, is determined by the ().
A.
quantity of fuel to be received
B.
flash point of the fuel as it is received
C.
fuel temperature as it is received
D.
viscosity of the fuel being received
【简答题】when the fuel is provided by the supplier ,what specifications of the oil can you get from the supplier receipt ?
【单选题】在学生课程管理中分别使用以下二种表示,即: (1)表SC(学号,姓名,课程号,课程名,学时,学分,成绩); (2)表STUDENT(学号,姓名,课程号)和表COURSE(课程号,课程名,学时,学分,成绩)。 则以下叙述正确的是( )。
A.
采用(1)表示的数据冗余量大,查找速度也慢
B.
采用(1)表示的数据冗余量大,但查找速度快
C.
采用(2)表示的数据冗余量大,查找速度也慢
D.
采用(2)表示的数据冗余量大,但查找速度快
【判断题】北京社稷坛是帝王祭祀土地神和粮食神的地方,位于天安门东侧,与太庙左右对称。( )
A.
正确
B.
错误
【单选题】对 Course表,使用课程号,课程名,学分,及额外增加的iXueshi字段创建视图,学时为学分乘以16,正确的SQL语句是( )。
A.
Create Index ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
B.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 from Course
C.
Create Proc ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
D.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
【单选题】对 Course 表,使用课程号,课程名,学分,及额外增加的 iXueshi 字段创建视图,学时为学分乘以 16 ,正确的 SQL 语句是 ( ) 。
A.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 from Course
B.
Create Proc ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
C.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
D.
Create Index ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
【单选题】对 Course表,使用课程号,课程名,学分,及额外增加的iXueshi字段创建视图,学时为学分乘以16,正确的SQL语句是( )。
A.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
B.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 from Course
C.
Create Proc ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
D.
Create Index ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
【判断题】II级故障现象为整个系统处于完全瘫痪状态,不能运行。( )
A.
正确
B.
错误
【单选题】When fuel is injected late into a diesel engine cylinder,().
A.
the exhaust will be clear
B.
fuel consumption will be low
C.
all the fuel will be burned at top dead center
D.
fuel consumption will be high
【单选题】在学生课程管理中分别使用以下两种表示,即: ( 1 )表 SC (学号,姓名,课程号,课程名,学时,学分,成绩); ( 2 )表 STUDENT (学号,姓名,课程号)和表 COURSE (课程号,课程名,学时,学分,成绩)。 则以下叙述正确的是 ________ 。
A.
采用( 1 )表示的数据冗余量大,查找速度也慢
B.
采用( 2 )表示的数据冗余量大,查找速度也慢
C.
采用( 1 )表示的数据冗余量大,但查找速度快
D.
采用( 2 )表示的数据冗余量大,但查找速度快
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