Cisco Certified Network Associate 0 (ccna)

Correct Answer: B


QUESTION 81
When a switch receives a frame from an unknown source MAC address, which action does the switch take with the frame?

1. 
   It floods the frame out all interfaces, including the interface it was received on.
   
2. 
   It attempts to send the frame back to the source to ensure that the source MAC address is still available for transmissions.
   
3. 
   It sends the frame to ports within the CAM table identified with an unknown source MAC address.
   
4. 
   It associate the source MAC address with the LAN port on which it was received and saves it to the MAC address table.
   

Correct Answer: D


QUESTION 82
What is a function of a southbound API?

1. 
   Automate configuration changes between a server and a switching fabric.
   
2. 
   Manage flow control between an SDN controller and a switching fabric.
   
3. 
   Use orchestration to provision a virtual server configuration from a web server.
   
4. 
   Facilitate the information exchange between an SDN controller and application.
   

Correct Answer: B
Exam C


QUESTION 1
What is the function of northbound API?

1. 
   It upgrades software and restores files.
   
2. 
   It relies on global provisioning and configuration.
   
3. 
   It supports distributed processing for configuration.
   
4. 
   It provides a path between an SDN controller and network applications.
   

Correct Answer: D


QUESTION 2
Drag and drop the wireless architecture benefits from the left onto the architecture types on the right.

A. Split-MAC:

-> Work is divided between the access point and the controller
-> The access points transmit beacon frames
-> Uses the CAPWAP tunneling protocol

Autonomous:

-> Appropriate for a small-business environment
-> Supports per device configuration and management