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Circuit-switching technology is used in
Circuit-switching technology is used in
题库
2022-08-02
65
问题
Circuit-switching technology is used in Public Switched Telephone Network(PSTN), Global System for Mobile Communications(GSM) and Code Division Multiple Access(CDMA). It is a ( ) information transfer mode.A.Connection orientedB.connectionlessC.High bandwidth utilizationD.Poor-real-time
选项
A.Connection oriented
B.connectionless
C.High bandwidth utilization
D.Poor-real-time
答案
A
解析
电路交换技术用于PSTN、GSM和CDMA,它是一种(72)信息传输模式。
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本试题收录于:
中级 系统集成项目管理工程师题库软件水平考试初中高级分类
中级 系统集成项目管理工程师
软件水平考试初中高级
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