CCNA真题(2)基本 IOS 配置3

26: You need to set up a password that will prevent unauthorized users from telnetting into your router. What series of commands would you use?
Acme1(config-line)# password acme
B. Acme1(config)# line vty 0
C. Acme1(config)# line vty 0
Acme1(config-line)# login
Acme1(config-line)# password acme

A. Establishes the timing at which you send data
C. Establishes the advertised bandwidth

A. Router1(config)#telnet configuration
C. Router1(config)#line vty 1 5

A. Router1#
C. Router1(config-router)#


30: You are configuring your router and type in an Enable password and an Enable Secret password. Your fellow network technician asks you why you have two passwords set when you need only one. What do you tell him?
B. If you reverted to an older version of the IOS, it would not understand the Secret password.
D. It is a failsafe method of ensuring that people need to type two passwords instead of just one.
A. Ctrl+Shift+6; then press X
C. Ctrl+Z

A. IPCP
C. UDP
E. Multilink Protocol
33: Which of the following commands returns your router to a previously saved configuration?
B. Router1#copy running-config startup-config
D. Router1#reload
34: You are in Interface Configuration mode and would like to recall the last command you typed, move your cursor to the beginning of the command line, and type no before the recalled command. You notice your up- and down-arrow keys do not function because you are using an older terminal program. What command combinations could you use to recall the previous command and move your cursor to the beginning of the line?
Press Ctrl+L to recall the previous command and Ctrl+B to move to the beginning of the command line.
Press Ctrl+E to recall the previous command and Ctrl+A to move to the beginning of the command line.
35: What is the baud rate setting for your terminal emulation program so that you can communicate through your console port?
B. 9600
D. 36300
36: What must be configured on a Cisco device to enable Telnet functionality?
B. SNMP
D. vty ports
37: You are configuring your Cisco router and need to go back to User EXEC mode. What command takes you back to User EXEC mode?
B. Router1#exit
D. Router1#disable
38: Which of the following commands places an IP address on your Catalyst switch?
B. Switch1(config)#Set IP 10.2.2.2 255.255.255.0
D. Switch1(config-vlan)#ip address 10.2.2.2 255.255.255.0
A. Router1#show NVRAM
C. Router1#show Flash-Mem

A. Switch1#show ip
C. Switch1#show ip route