1. [单选题]为了使配置私有IP的设备能够访问互联网,应采用的技术是()
A. NAT
B. VLAN
C. ACCESS-LIST
D. DDR
2. [单选题]During the boot sequence, a Ezonexam 2800 series router needs to locate and load an operating system. What is the default order the router uses to find an operating system?
A. ROM, TFTP server, Flash
B. Flash, TFTP server, ROM
C. Flash, NVRAM, TFTP server
D. Flash, ROM, TFTP server
E. Flash, TFTP server, RAM
3. [单选题]100baseT的速率是()Mbit/s
A. 1
B. 10
C. 100
D. 1000
4. [单选题]在OSPF的完全存根区域中,使用以下哪种LSAType报文或其它方式与区域间通信:()
A. LSAType1.2
B. LSAType3
C. LSAType4
D. 默认路由:0.0.0.0
5. [单选题]IP地址为:192.168.50.70,掩码为:255.255.255.248,则该IP和掩码结合,共划分了多少个子网(不包括全0子网和全1子网)()
A. 8
B. 30
C. 6
D. 14