1. [单选题]Given that you have a class B IP address network range, which of the subnet masks below will allow for 100 subnets with 500 usable host addresses per subnet?
A. 255.255.0.0
B. 255.255.224.0
C. 255.255.254.0
D. 255.255.255.0
E. 255.255.255.224
2. [单选题]You need to perform. some initial configuration tasks on a new Ezonexam switch. What is the purpose of assigning an IP address to a switch?
A. To provide local hosts with a default gateway address
B. To allow remote management of the switch.
C. To allow the switch to respond to ARP requests between two hosts
D. To ensure that hosts on the same LAN can communicate with each other.
E. None of the above
3. [多选题]How could the Ezonexam corporation benefit from using VLANs on their network?(Select three answer choices.)
A. VLANs allow access to network services based on department, not physical location.
B. VLANs utilize packet filtering to enhance network security.
C. VLANs provide a low-latency, high bandwidth internetworking alternative.
D. VLANs provide a method of communication between IP addresses in large networks.
E. VLANs establish segmented broadcast domains in switched networks.
F. F. VLANs can greatly simplify adding, moving, or changing hosts on the network.
4. [多选题]You need to configure a default route on a Ezonexam router. Which command will configure a default route on a router?
A. VE1(config) ip route 0.0.0.0 10.1.1.0 10.1.1.1
B. VE1(config) ip default-route 10.1.1.0
C. VE1(config) ip default-gateway 10.1.1.0
D. VE1(config) ip route 0.0.0.0 0.0.0.0 10.1.1.1
5. [多选题]请选出交换机处理帧的三种模式：()
A. 直通模式
B. 存储转发模式
C. 侦测模式
D. 分段模式
E. 阻塞模式
