客户端通过代理服务器Server访问Internet的连接方式如下图所示。在Linux操作系统中，为代理服务器中IP地址为192.168.0.1的网卡分配IP地址并激活该网络接口，应执行(55)；为IP地址为192.168.0.100的PC配置默认网关，应执行(56)。配置完成后，运行(57)命令重启计算机，通过(58)命令显示当前DNS服务器的地址和域名。
A. ifeonfig -up ethl 192.168.0.1/24
B. ifconfig ethl 192.168.0.1 255.255.255.0 up
C. ifconfig ethl 192.168.0.1 up netmask 255.255.255.0
D. ifconfig 192.168.0.1/24 ethl netmask 255.255.255.0即
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Every valid character in a computer that uses even(71)must always have an even number of 1 bits．(71)
A. parity
B. check
C. test
D. compare
A collection of r61ated infOrmation，organized for easy retrieval．
A. Data
B. Database
C. Buffer
D. Stack
An error can be caused by attempting to divide by 0．
A. Interrupt
B. Defaun
C. Underflow
D. Overflow
A．Because they show more about the novel that they're based on.B．Because we are too cl
A. Because they show more about the novel that they're based on.
Because we are too close to them to see that they are reflections of current attitude.
C. Because directors are trying to get inside the minds of the 19th century people.
D. Because they are really rooted in the period they were made.
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