单选题A host is to be part of a very small private network， which will never be connected to any other networks.  Which of the following name resolution schemes would be the easiest to implement？（）A DNSB NISC DHCPD etc/hosts file

第1题：

The order of name resolution can be controlled. The default is：   1.BIND   2.NIS   3./etc/hosts   To change the order of the above name resolutions， which of the following should be used？（）

• A、nslookup
• B、hostname
• C、/etc/netsvc.conf
• D、/etc/host.equiv

第2题：

On AIX systems， where DNS resolution takes precedence over NIS， a particular process needs to resolve names using /etc/hosts first.  Which of the following processes is the best way to accomplish this without affecting the rest of the system’s name resolution？（）

• A、Set the NSORDER environmental variable of the environment which invokes the process to：NSORDER="local，nis，bind"
• B、Set the NSORDER environmental variable of the environment which invokes the process to：  NSORDER="hosts=auth，nis，bind"
• C、Edit /etc/netsvc.conf to add a line similar to the following： process /full/path/of/process {hosts=local，nis，dns}
• D、Unset NSORDER environment variable of the environment which invokes the process

第3题：

第4题：

Which of the following allows a technician to mask a private network of IP addresses behind onepublic IP address?（）

• A、NAT
• B、Subnetting
• C、DHCP
• D、DNS

第5题：

The order of name resolution can be controlled.   The default is：   1.DNS/BIND   2.NIS  3./etc/hosts   To change the order of the above name resolutions， which of the following should be used？（）

• A、nslookup
• B、hostname
• C、/etc/host.equiv
• D、environment variable NSORDER

第6题：

When planning to access the on-line documentation from a remote client, which of the following procedures should be performed on the server?（）

• A、Install and configure the HTTPServer. 
• B、Add the name(s) of the client(s) to the httplite.conf file. 
• C、Add the names of any clients expecting to access the documentation to the /etc/hosts file. 
• D、No action is required.

第7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

第8题：

A user cannot ping any other hostnames from an AIX machine. The error received is "host name earth NOT FOUND". Which of the following files is most likely configured incorrectly？（）

• A、/etc/resolv.conf
• B、/etc/rc.tcpip
• C、/etc/aliases
• D、/etc/hosts.equiv

第9题：

Which of the following server roles synchronizes time throughout the network？（）

• A、DNS
• B、NTP
• C、DHCP
• D、SMTP

第10题：

On a system wide basis， which of the following procedures is best to make NIS name resolution take precedence over DNS？（）

• A、Remove the /etc/resolv.conf file
• B、Unset the NSORDER environment variable
• C、Add the following line to /etc/netsvc.conf： hosts=nis，bind，local
• D、In a NIS and DNS environment， NIS takes precedence so there is nothing to change