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？（）
DNS
NIS
DHCP
etc/hosts file
单选题 When setting up a modem， which of the following files MUST be edited in order to configure it？（）
/etc/rc.tcpip
/etc/uucp/Devices
/etc/rc.net
/etc/uucp/Dialcodes
单选题 To enable a tty port to be used for a cu session what must be done to the system？（）
smit tty； take the defaults and create the desired tty
In the /etc/uucp Devices add a line similar to： Direct ttyX - 9600 direct
Install bos.net.uucp and the first available tty will be configured for use by a cu session
Run the Asynchronous Terminal Emulation （ATE） program and it will configure a tty port for a cu session
单选题 How is DHCP enabled on a server？（）
Use network options to enable ipforwarding
Edit /etc/rc.tcpip and enable dhcpsd
Edit /etc/rc.nfs increase the number of biod daemons
Use SMIT to set the server to use DHCP instead of static IP addresses
单选题 Which of the following parameters can prevent packet fragmentation on routers when connecting to remote networks？（）
mtu
sb-max
rfc1323
tcp_mssdflt
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？（）
Enable NIS
Purchase a larger server
Use /etc/hosts on all of the systems
Create secondary name servers throughout the network
单选题 When run on a machine called client， which of the following commands would mount the /usr/local/bin directory from the host machine over the /home/bin directory on client？（）
mount host：/usr/local/bin /home/bin
mount client：/home/bin /usr/local/bin
mount -o client：/usr/local/bin /home/bin
mount -n host：/home/bin /usr/local/bin
单选题 Which command can be used to modify network options？（）
netstat
ifconfig
chdev
no
单选题 A network administrator provides an IP address of 128.135.0.142 and a subnet mask of 255.0.0.0. Once a ping is attempted， it fails. Which of the following options is the most probable cause of the failed ping？（）
0 is not valid in an IP address
128 is a reserved network
The subnet mask should be 255.255.0.0. since it is a class B
A network problem has occurred since IP and subnet are valid
单选题 On a system wide basis， which of the following procedures is best to make NIS name resolution take precedence over DNS？（）
Remove the /etc/resolv.conf file
Unset the NSORDER environment variable
Add the following line to /etc/netsvc.conf： hosts=nis，bind，local
In a NIS and DNS environment， NIS takes precedence so there is nothing to change
唐后期书院产生的一个原因是受到（）的影响。
治癫证痰气郁结证，治以（）
Your network consists of a single Active Directory domain. The domain contains more than 300 group objects. The group objects are divided between several regional organizational units (OUs). You need to create a list of all groups that have names that begin with the word Sales. Which command should you use? （）
压力损失是指（）
（ ）是北京市制定的第一个全面保护历史文化名城的法规。
某通信机房设置七氟丙烷预制灭火系统，该系统应有( )种启动方式。
下列属于直线行驶的是（）
安全带的正确使用：使用前作外观检查，若破损应（）使用。
干旱区造林，整地的主要目的是（）
小学低、中年级的儿童____识记发展最为迅速。
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