,自行判断看什么题库去参加考试。看免费的题库还需要多看些书籍教材学习指南,切勿盲目迷信题库,因为它是免费的便宜的,一分钱一分货,本身的价值等于金钱的价值。 以下题库内容大致抽题介绍,包含了实验题,选择题,拖图题,判断题等等,下载地址在最后: QUESTION 17 Which two minimum parameters must be configured to enable OSPFv2 to operate? (Choose two.) A. OSPF process ID B. OSPF MD5 authentication key C. OSPF stub flag D. IPv6 address E. OSPF area Answer: A, E
f$ j) [- v4 ]5 k1 Z" mQUESTION 102 Which function does the range of private IPv4 addresses perform? A. allows multiple companies to each use the same addresses without conflicts B. provides a direct connection for hosts from outside of the enterprise network C. ensures that NAT is not required to reach the Internet with private range addressing D. enables secure communications to the Internet for all external hosts Answer: A
" w1 Z. @0 X6 b* D8 |+ XQUESTION 274 What are two benefits of private IPv4 IP addresses? (Choose two.) A. They are routed the same as public IP addresses. B. They are less costly than public IP addresses. C. They can be assigned to devices without Internet connections. D. They eliminate the necessity for NAT policies. E. They eliminate duplicate IP conflicts. Answer: B, C
; F0 D2 x" {2 ~. zQUESTION 612 Why would VRRP be implemented when configuring a new subnet in a multivendor environment? A. to interoperate normally with all vendors and provide additional security features for Cisco devices B. when a gateway protocol is required that supports more than two Cisco devices for redundancy C. to ensure that the spanning-tree forwarding path to the gateway is loop-free D. to enable normal operations to continue after a member failure without requiring a change in a host ARP cache Answer: D 9 F5 ?3 \, O/ e! a! V" H: N" ^
QUESTION 1019 What is the role of SNMP in the network? A. to monitor network devices and functions using a TCP underlay that operates on the presentation layer B. to monitor and manage network devices using a UDP underlay that operates on the application layer C. to collect telemetry and critical information from network devices using an SSH underlay that operates on the network layer D. to collect data directly from network devices using an SSL underlay that operates on the transport layer Answer: B + K: M' V9 }" @- h0 _, t6 ~
3 N& F7 v( I( ^1 f
|