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【单选题】
下列不属于证券交易所的功能的是( )
A.
维持证券市场价格的连续性
B.
较准确地反映供求关系,形成均衡价格
C.
其股价指数是反映经济运行状况的晴雨表
D.
赚取高额利润
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举一反三
【单选题】Which two terms below describe the wage paid to security guards that monitor a factory 24 hours a day ( )
A.
v ariable cost and direct cost
B.
fixed cost and direct cost
C.
variable cost and indirect cost
D.
fixed cost and indirect cost
【单选题】湖南独立建省是在
A.
清朝
B.
周朝
C.
汉朝
D.
明朝
【单选题】判断下列类 MyClass 的定义中哪些是合法的抽象类?
A.
abstract class MyClass { public abstract int getCount(); }
B.
abstract class MyClass { abstract int getCount(); }
C.
private abstract class MyClass { abstract int getCount(); }
D.
sealed abstract class MyClass { abstract int getCount(); }
【单选题】湖广行省南北分治,湖南独立建省是在(  )朝
A.
B.
C.
D.
【多选题】The following terms describe various design options for Enterprise connectivity to the Internet.Which of the follow ing imply that the Enterprise connects to two or more ISPs?()
A.
Single Homed
B.
Dual Homed
C.
Single Multihomed
D.
Dual Multihomed
【单选题】在SQL数据库三级体系结构中,用户可以用SQL语言对( )进行查询。
A.
基本表和存储文件
B.
存储文件和视图
C.
视图和存储文件
D.
基本表和视图
【多选题】Which of the following terms describe a class of Sensors that can exist on an Android device?
A.
Motion.
B.
Time.
C.
Position.
D.
Environment.
【单选题】在中性点不接地系统中,发生单相接地故障时,非故障相的对地电压将( )。
A.
不会升高
B.
升高不明显
C.
升高根号3倍
D.
升高为线电压
【单选题】在中性点,不接地系统中发生单相接地故障时,非故障相的对地电压将()
A.
不会升高
B.
升高不明显
C.
升高三倍
D.
升高比线电压
【单选题】Which two terms below describe the wages paid to security guards that monitor a factory 24 hours a day?
A.
variable cost and direct cost
B.
fixed cost and direct cost
C.
variable cost and indirect cost
D.
fixed cost and indirect cost
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