Day 50

1. The DNA Center performs three primary functions.

Assurance

Automation

Authorization

Policy

Question 1 of 15

2. ______ APIs relay information to routers and switches.

Data

Northbound

Control

Southbound

Question 2 of 15

3. Southbound APIs are used by SDN to communicate with applications and business logic.

True

False

Question 3 of 15

4. Match the CRUD value to the HTTP value.

Create	Post Unselect Put Unselect Delete Unselect Get Unselect
Read	Post Unselect Put Unselect Delete Unselect Get Unselect
Update	Post Unselect Put Unselect Delete Unselect Get Unselect
Delete	Post Unselect Put Unselect Delete Unselect Get Unselect

Question 4 of 15

5. The SDN Controller uses ______ interfaces such as OpenFlow, NETCONF, SNMP, REST, and RESTCONF to control the Data Plane of the device it manages.

Westbound

Northbound

Eastbound

Southbound

Question 5 of 15

6. A RESTful API allows the response to be cached.

True

False

Question 6 of 15

7. With network automation, you can also validate device configuration by using test scripts.

True

False

Question 7 of 15

8. ______ is an interface that is implemented in the software to allow other third-party scripts or applications to execute a function of the software programmatically.

Assurance Programming Interface (API)

Application Programming Interface (API)

Accounting Programming Interface (API)

Advanced Programming Interface (API)

Question 8 of 15

9. One way a controller influences the Data Plane is by using a protocol called ______.

DeepFlow

ControlFlow

OpenFlow

FastFlow

Question 9 of 15

10. The ____ plane is considered to be the brains of the router.

control

application

management

data

Question 10 of 15

11. A RESTful API must follow a client-server model where a client requests a resource, and the server provides access to the resource.

True

False

Question 11 of 15

12. SDN aims to disassociate the decisions about traffic flow from the systems that forward the network traffic.

True

False

Question 12 of 15

13. Although REST can be used over many protocols, it usually takes advantage of _____ when used for Web APIs.

FTP

ARP

HTTP

SSH

Question 13 of 15

14. Interfaces such as ______ are used as Northbound API

RPC

FAST

GRPC

REST

Question 14 of 15

15. Protocols at the management plane include?

HTTPS

FTP

SSH

HTTP

Telnet

Question 15 of 15