CCENT Study Guide by Lammle Todd

Author:Lammle, Todd [Lammle, Todd]
Language: eng
Format: epub
Publisher: Wiley
Published: 2013-08-06T14:00:00+00:00

The answers to these questions can be found in Appendix B, “Answers to Chapter Review Questions.”

1. Which of the following is a standards-based protocol that works much like CDP?

A. DHCP

B. LLDP

C. DDNS

D. SSTP

2. Which command can be used to determine a router’s capacity to generate debug output?

A. show version

B. show controllers

C. show processes cpu

D. show memory

3. You are troubleshooting a connectivity problem in your corporate network and want to isolate the problem. You suspect that a router on the route to an unreachable network is at fault. What IOS user exec command should you issue?

A. Router>ping

B. Router>trace

C. Router>show ip route

D. Router>show interface

E. Router>show cdp neighbors

4. You copy a configuration from a network host to a router’s RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

A. You copied the wrong configuration into RAM.

B. You copied the configuration into flash memory instead.

C. The copy did not override the shutdown command in running-config.

D. The IOS became corrupted after the copy command was initiated.

5. In the following command, what does the IP address 10.10.10.254 refer to?

Router#config t Router(config)#interface fa0/0 Router(config-if)#ip helper-address 10.10.10.254

A. IP address of the ingress interface on the router

B. IP address of the egress interface on the router

C. IP address of the next hop on the path to the DHCP server

D. IP address of the DHCP server

6. The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?

A. RAM should be erased and the router restarted.

B. Flash should be erased and the router restarted.

C. NVRAM should be erased and the router restarted.

D. The new configuration should be entered and saved.

7. What command can you use to determine the IP address of a directly connected neighbor?

A. show cdp

B. show cdp neighbors

C. show cdp neighbors detail

D. show neighbor detail

8. According to the output, what interface does SW-2 use to connect to SW-3?

SW-3#sh cdp neighbors Capability Codes: R - Router, T - Trans Bridge, B - Source Route BridgeS - Switch, H - Host, I - IGMP, r - Repeater, P - Phone, D - Remote, C - CVTA, M - Two-port Mac Relay Device ID Local Intrfce Holdtme Capability Platform Port ID SW-1 Fas 0/1 170 S I WS-C3560- Fas 0/15 SW-1 Fas 0/2 170 S I WS-C3560- Fas 0/16 SW-2 Fas 0/5 162 S I WS-C3560- Fas 0/2

A. Fas 0/1

B. Fas 0/16

C. Fas 0/2

D. Fas 0/5

9. What command can you use to determine the IP address of a directly connected neighbor?

A. show cdp

B. show cdp neighbors

C. show cdp neighbors detail

D. show neighbor detail

10. You save the configuration on a router with the copy running-config startup-config command and reboot the router. The router, however, comes up with a blank configuration. What can the problem be?

A. You didn’t boot the router with the correct command.

B. NVRAM is corrupted.

C. The configuration register setting is incorrect.

D. The newly upgraded IOS is not compatible with the hardware of the router.

E. The configuration you saved is not compatible with the hardware.

11. If you want to have more than one Telnet session open at the same time, what keystroke combination would you use?

A. Tab+spacebar

B. Ctrl+X, then 6

C. Ctrl+Shift+X, then 6

D. Ctrl+Shift+6, then X

12. You are unsuccessful in telnetting into a remote device from your switch, but you could telnet to the router earlier.

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