54、SMTP是_____邮件的协议，POP3是_______邮件的协议。A.多媒体 Web数据B.文本 Web数据C.多媒体邮件D.发送接受 - 查题网

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高等继续教育 / 计算机统考

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54、SMTP是_____邮件的协议，POP3是_______邮件的协议。
A.多媒体 Web数据
B.文本 Web数据
C.多媒体邮件
D.发送接受

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计算机统考

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