单项选择题

A host is to become part of a hierarchical naming topology. Which of the following services are required？（）

A.DHCP
B.Domain Name Service
C.Network Information Service
D.A hosts file

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单项选择题

To add a TTY Terminal to Serial port 1， which of the following set of options should be chosen？（）

A.tty rs232 Asynchronous Terminal then sa1 Available 01-S2 Standard I/O Serial Port
B.tty rs422 Asynchronous Terminal then sa1 Available 01-S2 Standard I/O Serial Port
C.tty rs232 Asynchronous Terminal then sa0 Available 01-S1 Standard I/O Serial Port
D.tty rs422 Asynchronous Terminal then sa0 Available 01-S1 Standard I/O Serial Port

单项选择题

Which command can be used to modify network options？（）

A.netstat
B.ifconfig
C.chdev
D.no

单项选择题

All of the following settings will result in a getty process on the configured port EXCEPT：（）

A.Enable
B.Disable
C.Share
D.Delay