单项选择题

Which of the following commands should be used to open a tty port configured in the /etc/uucp/Devices file as：
Direct tty2 - 9600 direct
in debug mode， ignoring modem control signal data carrier detect （DCD）？（）

A.cu -l tty2
B.cu -dml tty2
C.cu -dht Direct
D.cu -s9600 -l tty2

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Which of the following commands should be used to open a tty port configured in the /etc/uucp/Devices file as： Direct tty2 - 9600 direct in debug mode， ignoring modem control signal data carrier detect （DCD）？（）

相关考题

Which of the following commands should be used to open a tty port configured in the /etc/uucp/Devices file as：
Direct tty2 - 9600 direct
in debug mode， ignoring modem control signal data carrier detect （DCD）？（）