电子货币是一种在线货币，它通常在（ ）上传输。
- A.公用网
- B.物联网
- C.专用网
- D.城域网
正确答案及解析
正确答案
解析
本题考查电子货币的基本概念。
电子货币，是指一定的金额的现金或存款从发行者处兑换并获得代表相同金额的数据或者通过银行及第三方推出的快捷支付服务，通过使用某些电子化途径将银行或第三方支付账户中的余额转移，从而能够进行交易。电子货币通常是在专用网上传输，通过Pos机和ATM系统进行处理。
综合分析，本题选C。
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