单项选择题

Which of the following has NO effect on controlling the access permissions needed to run the "date" command on the remote machine "Earth" using the following syntax？rsh Earth date（）。

A.The local file： /etc/.netrc
B.The remote file： ~/ .rhosts
C.The securetcpip command
D.The remote file： /etc/hosts.equiv

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IBM(000-236)

Which of the following has NO effect on controlling the access permissions needed to run the "date" command on the remote machine "Earth" using the following syntax？rsh Earth date（）。