下列协议与电子邮件无关的是(32)。A.SMTPB.POP3C.MIMED.SNMP
下列协议与电子邮件无关的是(32)。
A.SMTP
B.POP3
C.MIME
D.SNMP
下列协议与电子邮件无关的是(32)。
A.SMTP
B.POP3
C.MIME
D.SNMP
A.除法律、法规、规章另有规定外,可以委托代理人
B.通过电子邮件提出申请
C.可以拒绝向行政机关提供与申请的行政许可事项无关的材料
D.要求行政机关工作人员解释公示内容
IP multicasting is a set of technologies that enable efficient delivery of data to many locations on a network. Rather than making multiple copies of a message intended to be distributed to multiple recipients at the(71) of origin of a message, multicasting initially sends just one(72) and does not copy it to the individual recipients until it reaches the closest common point on the network, thereby(73) the bandwidth consumed. Network performance is significantly(74) because it isn't bogged down with the processing and transmission of several large data fries; each receiving computer doesn't have to(75) the transmitting server for the file.
A.point
B.bottom
C.head
D.sight
A.发放证书,用于在电子商务交易中确认对方的身份或表明自己的身份
B.完成协议转换,保护银行内部网络
C.进行销售和谈判,处理用户的订单
D.提供用户接入线路,保证线路的可靠性
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