A router has two FastEthernet interfaces and needs to connect to four vlans in the local network.How can you accomplish this task，using the fewest physical interfaces and without decreasing networkper formance？（）
A.Add two more FastEthernet interfaces.
B.Add a second router to handle the vlan traffic.
C.Use a hub to connect the four vlans with a FastEthernet interface on router.
D.Implement a router-on-a-stick configuration.
以下哪项不是山体设计中需要注意的问题？
A.山的体积
B.山的最高点
C.山的坡度和植被
D.山上的装饰
A.TFTP server, Flash, NVRAM
B.ROM, NVRAM, TFTP server
C.NVRAM, TFTP server, ROM
D.Flash, TFTP server, ROM
E.Flash, NVRAM, ROM
标准SY/T6143的名称是().
A.《用标准孔板流量计测量天然气流量》
B.《天然气》
C.《天然气压缩因子的计算》
D.《天然气计量系统技术要求》
辽代建筑在一些建筑平面中创造了“减柱法”。（）
藏族人信仰藏传佛教，转经筒、转寺院、叩长头要按顺时针方向转动。（）