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【单选题】
在物质内部，凡是原子呈无序堆积状况的称为（）。A.
晶体
B.
亚晶界
C.
非晶体
D.
错位
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举一反三
【单选题】The Sina Microblog provides a good ________ for those who want to express their opinions and exchange their ideas with others.
A.
platform
B.
boundary
C.
teamwork
D.
relationship
【单选题】The price in the foreign exchange market is called ______.
A.
the trade surplus
B.
the exchange rate
C.
the money price
D.
the currency rate
【单选题】setTimeout("alert('welcome');",1000);这段代码的意思是( )。
A.
等待1000秒后,再弹出一个对话框
B.
等待1秒钟后弹出一个对话框
C.
每隔一秒钟弹出一个对话框
D.
语句报错,语法有问题
【单选题】在云计算所提供的服务中,消费者通过 Internet 可以从完善的计算机基础设施获得服务。例如:硬件服务器租用。这种服务是 ( )
A.
IaaS ：基础设施即服务
B.
PaaS ：平台即服务
C.
SaaS ：软件即服务
D.
云服务
【简答题】Bluebird Enterprises Co (Bluebird) is a retail company planning to list on a stock exchange within the next six months, and management has been advised by the company’s auditors about the need for com...
【单选题】The Simple Network Management Protocol(SNMP)is an(66)protocol that facilitates the exchange of management information between(67). It is part of the Transmission Control Protocol/Internet Protocol(TCP...
A.
Physical Layer
B.
Link Layer
C.
Network Layer
D.
Transport Layer
【单选题】在云计算所提供的服务中,消费者通过Internet可以从完善的计算机基础设施获得服务。例如:硬件服务器租用。这种服务是( )。
A.
PaaS:平台即服务
B.
IaaS:基础设施即服务
C.
SaaS:软件即服务
D.
云服务
【简答题】The presentation layer is concerned with the(71) and semantics of the information exchanged between two systems．The processes in two systems are usually exchanging information in the form. of characte...
【简答题】今天的兑换率是多少? How about today's exchang ?
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