单选题
Which of the following local files is used to run the date command on the remote machine "Earth" using the following rexec command without request for a password？ rexec Earth date（）。
~/ .rhosts
$HOME/.netrc
/etc/hosts.equiv
/etc/security/user
单选题
A machine’s ONLY external interface is configured with an address of 192.168.5.1 and a netmask of 255.255.255.0. No slots are available for expansion. Which of the following procedures should be performed to make it function as a gateway？（）
Enable ipforwarding only
Configure an alias on the same interface and enable ipforwarding
Add a second interface into the same subnet and enable ipforwarding
Add a second interface into a different subnet， and enable ipforwarding
单选题
What is the proper way to ensure that updates to the /etc/aliases file are seen by sendmail？（）
Refresh the named daemon
Run the alias command
Refresh the snmpd daemon
Run the sendmail -bi command
单选题
A machine must have the most direct access possible to two different networks. However， it cannot act as a router between the networks. Which of the following arrangements is most appropriate to facilitate the machine’s accessibility？（）
ipforwarding turned on and two adapters
One adapter， with a route to a default gateway
An adapter in each network， and ipforwarding off
An adapter in each network， with a route only to the default gateway
单选题
Which command will change the quantity of biod daemons immediately and for each subsequent reboot？（）
chnfs -b newvalue
chnfs -N -b newvalue
chnfs -I -b newvalue
netstat -s newvalue
单选题
Which of the following is TRUE about the ate program？（）
When running ate for the first time it will prompt for all the required information and configure all the required devices
The program is used by cu to communicate to a remote system
The program is used for remote communications between the host and a remote system using a modem or null modem via a tty port
The program ate calls cu to communicate with the remote system
单选题
Which of the following options should be used to obtain the latest security patches for AIX？（）
FixDist
The Bonus Pack CD
OPS
The Security Maintenance CD
单选题
When an ICMP redirect is received from a host that is not the current gateway for the route it is redirecting， which of the following options is the most appropriate to conclude？（）
The redirect will be ignored
The routing table will be altered
The ping will fail， followed by other network services.
The host， which sent the ICMP redirect， will begin acting as the gateway
单选题
A system administrator has edited the necessary files for setup of an AIX system to serve as a bootp server. Which of the following commands is required to complete the activation？（）
telinit -q
startsrc -s bootpd
refresh -s inetd
单选题
Which of the following files should be edited to disable remote machines from performing a "finger" on a system？（）
/etc/security/user
/etc/services
/etc/inetd.conf
/etc/hosts.equiv
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