Networking - Networking Basics
Networking - Networking Basics
12. Which command is used to determine if an IP access list is enabled on a particular interface?
- show access-lists
- show interface
- show ip interface
- show interface access-lists
13. Where is a hub specified in the OSI model?
- Session layer
- Physical layer
- Data Link layer
- Application layer
14. What does the passive command provide to dynamic routing protocols?
- Stops an interface from sending or receiving periodic dynamic updates.
- Stops an interface from sending periodic dynamic updates but not from receiving updates.
- Stops the router from receiving any dynamic updates.
- Stops the router from sending any dynamic updates.
15. Which protocol is used to send a destination network unknown message back to originating hosts?
- TCP
- ARP
- ICMP
- BootP
16. How often are BPDUs sent from a layer 2 device?
- Never
- Every 2 seconds
- Every 10 minutes
- Every 30 seconds
17. How many broadcast domains are created when you segment a network with a 12-port switch?
- 1
- 2
- 5
- 12
18. What does the command routerA(config)#line cons 0 allow you to perform next?
- Set the Telnet password.
- Shut down the router.
- Set your console password.
- Disable console connections.
19. Which router command allows you to view the entire contents of all access lists?
- show all access-lists
- show access-lists
- show ip interface
- show interface
20. Which class of IP address has the most host addresses available by default?
- A
- B
- C
- A and B