问题：单选题When run on a machine called client， which of the following commands will mount the /usr/local/bin directory from the host over the /home/bin directory on client？（）A mount host：/home/bin /usr/local/binB mount client：/home/bin /usr/local/binC mount -n h...
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问题：单选题Which of the following functions does the "ifconfig en4 down" perform？（）A Removes the en4 interfaceB Removes the en4’s network routeC Stops all traffic through the en4 interfaceD Stops all traffic through the en4 and removes its network route from the ...
问题：单选题Which command is used to turn ipforwarding on or off？（）A ifconfigB noC chdevD netstat...
问题：单选题When choosing a hostname， other machines will associate the name with（）。A the IP addressB the MAC addressC inetdD port 80...
问题：单选题To enable a tty port to be used for a cu session what must be done to the system？（）A smit tty； take the defaults and create the desired ttyB In the /etc/uucp Devices add a line similar to： Direct ttyX - 9600 directC Install bos.net.uucp and the first a...
问题：单选题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...
问题：单选题When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）A A routing table has changedB The IP address has changedC The system has become a gatewayD A hacker is posing a threat to the system...
问题：单选题A system administrator has added a new port entry in /etc/services for a new application to be tested. Which of the following commands should be used to activate this port？（）A telinit -qB refresh -s inetdC startsrc -g servicesD refresh -s portmap...
问题：单选题Users complain they cannot communicate with a server. The system administrator suspects there may be a problem with the Ethernet adapter or with the way it is configured. Which command can be run to verify the adapter is configured correctly？（）A nets...
问题：单选题A DNS server for a large network is experiencing performance problems. Which of the following options is the best solution to fix the problem？（）A Enable NISB Purchase a larger serverC Use /etc/hosts on all of the systemsD Create secondary name servers...
问题：单选题Which daemon is required to be running for Primary Domain Name Servers？（）A gatedB routedC iptraceD named...
问题：单选题Which of the following Class A networks is reserved for "private networks" use only？（）A network 10.0.0.0B network 127.0.0.0C network 129.135.0.0D network 192.168.0.0...
问题：单选题NFS is experiencing name service resolution difficulties. Which command reports the LEAST useful information in trouble-shooting this problem？（）A nfsstat -sB lssrc -s namedC ls -l /etc/resolv.confD nslookup hostname...
问题：单选题Which of the following cable types can cause interference on the network when disconnecting any one machine？（）A CoaxialB Cat 1 UTPC Cat 3 UTPD Cat 5 UTP...
问题：单选题How is DHCP enabled on a server？（）A Use network options to enable ipforwardingB Edit /etc/rc.tcpip and enable dhcpsdC Edit /etc/rc.nfs increase the number of biod daemonsD Use SMIT to set the server to use DHCP instead of static IP addresses...
问题：单选题Which of the following commands indicates the packet count for each interface？（）A lsattrB routeC netstatD ifconfig...
问题：单选题A host is to become part of a hierarchical naming topology. Which of the following services are required？（）A DHCPB Domain Name ServiceC Network Information ServiceD A hosts file...
问题：单选题Which of the following commands is used to change device driver settings for a network adapter？（）A noB chdevC frcactrlD ifconfig...
问题：单选题The local host on a small network is named Earth. There is also a remote host on the network named Saturn. The system administrator of the network is in the /u/tmp directory of Earth， and starts an ftp to Saturn as root. Which of the following sequen...
问题：单选题To disable all tcpip deamons that are not required on a server， which of the following files should be edited？（）A /etc/rc.nfsB /etc/rc.tcpipC /etc/rc.netD /etc/inetd.conf...
