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【单选题】
以预算期内正常的、可实现的某一固定业务量水平作为唯一基础编制的预算是(    )。
A.
弹性预算                        
B.
滚动预算
C.
固定预算                        
D.
定期预算
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【单选题】27 In a circuit-switched network, if each link has n circuits, for each link used by the end-to-end connection, the connection gets ( ) of the link’s bandwidth for the duration of the connection.
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a fraction 1/n
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【单选题】For circuit-switched, which of the following is not true?
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【单选题】Circuit-switching technology is used in Publish Switched Telephone Network(PSTN), Global System for Mobile Communications(GSM) and code Division Multiple Access (CMDA) .It is a ( ) information transfe...
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【判断题】3 Consider an application that transmits data at a steady rate, and once this application starts, it will stay on for a relatively long period of time. According to the characteristic, a packet-switch...
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【简答题】Consider an application that transmits data at a steady rate (for example, the sender generates an N-bit unit of data every k time units, where k is small and fixed). Also, when such an application st...
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【单选题】27 In a circuit-switched network, if each link has n circuits, for each link used by the end-to-end connection, the connection gets ( ) of the link’s bandwidth for the duration of the connection.
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【单选题】Circuit-switching technology is used in Publish Switched Telephone Network(PSTN), Global System for Mobile Communications(GSM) and code Division Multiple Access (CMDA) .It is a ( ) information transfe...
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