多选题You have been asked to develop an application that uses only connection-oriented protocols. Which two protocols can you use?（）APPPBUDPCTCPDICMP
题目
多选题
You have been asked to develop an application that uses only connection-oriented protocols. Which two protocols can you use?（）
A
PPP
B
UDP
C
TCP
D
ICMP
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参考答案和解析
正确答案：
A,B
解析：
暂无解析