单项选择题
A.smit tty； take the defaults and create the desired tty
B.In the /etc/uucp Devices add a line similar to： Direct ttyX - 9600 direct
C.Install bos.net.uucp and the first available tty will be configured for use by a cu session
D.Run the Asynchronous Terminal Emulation （ATE） program and it will configure a tty port for a cu session
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）？（）
单项选择题 Whichcommandwillshownetworkstatisticssuchaskernelmallocandmblkfailures？（）
单项选择题 Whenenablingattyporttobeusedforacusession，whatmustbedoneonthesystem？（）