单项选择题

Which DHCP allocation method allows automatic reuse of an address that is no longer needed by the client to which it was assigned？（）

A.Automatic
B.Dynamic
C.Reuse
D.Manual

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单项选择题

A user can ping everything on the local network earth.net from an AIX box （which is located on earth.net）. However， if the user tries to ping something on another network （mars.net） the user must type the fully qualified hostname. What can the user do so that the fully qualified hostname does not have to be typed every time the user wants to access ANY machine on mars.net？（）

A、Edit the /etc/hosts file and add an alias to the correct entry
B、Set up an alias in his .kshrc file to alias the hostname to the fully qualified hostname
C、Add an alias to /etc/aliases
D、Add mars.net to the search path of the resolv.conf file

单项选择题

An application or user experiences poor performance， yet examination of the nfsstat -c output indicates no or very few timeouts and retransmits. This means that the client is receiving responses from the server as fast as it is asking for them. What is the first thing to be checked？（）

A.There is an appropriate number of NFS daemons running on the server machine
B.There is an appropriate number of biod daemons running on the client machine
C.The server is not CPU bound
D.There is an appropriate number of biod daemons running on the server machine

单项选择题

To enable the SNMP daemon during system startup， which of the following files should be modified？（）

A./etc/rc.net
B./etc/rc.nfs
C./etc/rc.tcpip
D./etc/inetd.conf