IT320 Cisco quiz 1. What are the three way to logon to a router?
Answer: Telnet, Console and Modem
The commands are as follows: Vty, Con0 and Auxiliary 2. Telco uses a CSU/DSU to connect to a leased line 3. A limited version of Cisco IOS is stored in ROM. 4. What command can you use to backup and restore the IOS from a server to flash, as well as the content of Ram to a Server and content of NVRAM to Server?
Answer: Copy TFTP flash 5. What does the following acronyms stand for:
Answer:
RAM:
Random Access Memory
NVRAM: store the backup/startup configuration for the router Nonvolatile Random Access Memory
IOS:
Internetwork Operating System
TFTP:
Trivial File Transport Protocol 6. What are the four parts of the phone receiver?
Voice Coil, Magnet, Diaphragm, Signal Cone 7. What is the frequency range that humans can hear?
Answer: 20 Hz 8. What is it meant by Administrative Distance?
Answer:
Administrative distance is the feature that routers use in order to select the best path when there are two or more different routes to the same destination from two different routing protocols. 9. The modified final judgement of 1982 determined that every area in the US resides within a specific Local Access And Transport Area (LATA) 10. What layer of the OSI model is responsible for data formatting and encryption?
Answer: Presentation Layer 11. What layer of the OSI model is responsible for the assembly and the disassembly of data?
Answer: The Transport Layer 12. Cable types for connecting devices:
C/O--RT--RJ-45 Pc port
R/O—PC com port—RT Console port
S/T—RT—SW port 13. On a router Telnet can be used to troubleshoot layer 7 issues, such as testing source and destination stations. Ping can be used for Layer 3 issues. 14. List the router boot process:
Answer: Post, bootstrap, load IOS, The start-up config files are loaded from NVRAM into RAM 15. Where are the following stored by the router:
Answer:
Start-up Config: stored in NVRAM
IOS: is stored in Flash Memory
Bootstrap: is stored in ROM
POST: is stored in ROM 16. What is the purpose of the two following commands?
Answer:
Show cdp entry (device):
Shows information on a nearby router
Show cdp interface:
Displays information about the interfaces on which CDP is enabled. 17. What are these two password commands for:
Answer:
Enable Password:
Creates an unencrypted password
Enable Secret Password:
Creates an encrypted password 18. What is the clock rate for configuring a router’s serial interface in a labatory?
Answer:
64000 19. What are the router symbols for the following:
Privilege exec mode:
Router#
User Exec mode:
Router>
Global Configuration mode
Router1 (config)
Interface mode
Router1 (config) interface type 20. What command will you use to display the command history:
Answer:
Show history