单选题域名服务（Domain Name Service，DNS）是把（）的计算机服务。A域名转换成相对应的IP地址BIP地址转换成相对应的计算机物理地址CIP地址转换成相对应的域名D域名转换成相对应的计算机物理地址
单选题
域名服务（Domain Name Service，DNS）是把（）的计算机服务。
A
域名转换成相对应的IP地址
B
IP地址转换成相对应的计算机物理地址
C
IP地址转换成相对应的域名
D
域名转换成相对应的计算机物理地址
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