( ) is the use of computing resources (hardware andsoftware) that a delivered as a service over a network (typically the Internet).

[单选题]Cloud computing is a style of computing in whichdynamically scalabled often

[试题]B．ut the hardware is designed to use even（）power than other schemes， making it especially appropriate for such things as RFID tags， which must work for years（）any external power source.A．most B．more C．less D．otherA．with B．without C．as D．than

[单选题]B．ut het hardware is designed to use even (95) power than other schemes, making it especially appropriate for such things as RFID tags, which must work for years (96) any external power sourcA．mostB．moreC．lessD．other

[单选题]When we use VolP service，the voice packets over the Internet arrive at their destination in a（ ） stream.A．burst B.delayed C.interrupted D.continuous

[单选题]The most [urgent]problem any economic system faces is how to use its scarce

[单选题]The most [crucial]problem any economic system faces is how to use its scarc

[单选题]The most [crucial]problem any economic system faces is how to use its scarc

[单选题]禁用手摸（USE NO HOOK），切勿倒置（DO NO TTURN OVER）等标志属于（）A . 运输标志B . 注意标志C . 警告性标志D . 标记

[名词解释] HARDWARE

[单选题]The amount of fluid delivered by a positive displacement pump can be regulated by _____.A．throttling the pressure lineB．changing the speed of the driving rotorC．either A or BD．None of the above is tree