The reason why they are not coming is______. A: because they are angry with the hosts B: that they are mad at the hosts C: that they arc angry to the hosts D: because they are mad at the hosts

According to the roles the host plays in the lifecycle of the parasite, the host can be divided into ( ) A: Definitive hosts B: Intermediate hosts C: Reservoir hosts D: Paratenic hosts and vectors

在Linux系统中域名解析的默认解析顺序？（） A: DNS、NIS、/etc/hosts B: NIS、DNS、/etc/hosts C: /etc/hosts、DNS、NIS D: DNS、/etc/hosts、NIS

拒绝来自主机192.168.5.5 的数据包的语句为（ ）。 A: access-list deny 192.168.5.5 0.0.0.0 B: access-list deny host 192.168.5.5 C: access-list deny 192.168.5.5 D: access-list deny 192.168.5.5 255.255.255.255

在ACL配置中，用于指定拒绝某一主机的配置命令有（） A: deny 192.168.12.2 0.0.0.255 B: deny 192.168.12.2 0.0.0.0 C: deny host 192.168.12.2 D: deny any

配置主机名和IP地址映射的文件位置是() A: /home/hosts B: /usr/local/hosts C: /etc/hosts D: /etc/host

配置主机名和IP地址映射的文件位置是（ ）。 A: /etc/localhost B: /home/hosts C: /etc/hosts D: /usr/local/hosts

本地主机名与IP地址的映射记录保存在（ ）文件中。 A: /etc/hosts B: /etc/networks/hosts C: /etc/resolv.conf D: hosts

​下列命令中，正确的是：‌ A: access-list 1 deny ip 172.16.1.3 0.0.0.0 B: access-list 101 deny ip 172.16.1.3 0.0.0.0 C: access-list 1 deny host 172.16.1.3 D: access-list 101 deny 172.16.1.3 0.0.0.0

可以通过设置（）项目来控制访问Samba共享服务器的合法主机名。 A: allow hosts B: valid hosts C: valid users D: hosts allow