Network Automation, JSON (XML & YAML), REST APIs, SDN, Ansible, Puppet, Chef

What are the three logical planes of network functions?

Management plane, Control plane, Data plane

Tasks involved in forwarding user traffic from one interface to another are part of the [...] plane.

data

Functions that control the actions of the data plane are part of the [...] plane.

control

Functions that are used to manage devices are part of the [...] plane.

management

The Data plane is also known as the [...] plane.

Forwarding

What does ASIC stand for?

Application-Specific Integrated Circuit

What does TCAM stand for?

Ternary Content-Addressable Memory

The MAC address table is also known as the [...] table.

CAM

What does SDN stand for?

Software-Defined Networking

What does SDA stand for?

Software-Defined Architecture

What does API stand for?

Application Programming Interface

SDN is an approach to networking that centralizes the [...] plane into an application called a controller.

control

What does SBI stand for?

Southbound Interface

What does NBI stand for?

Northbound Interface

OpenFlow is a [...]bound interface.

south

OpFlex is a [...]bound interface.

south

onePK is a [...]bound interface.

south

NETCONF is a [...]bound interface.

south

The [...]bound interface is used for communications between the SDN controller and the network devices it controls.

South

The [...]bound interface is used for communications between the SDN controller and applications.

North

What does REST stand for?

Representational State Transfer

REST APIs are used for [...]bound interfaces.

North

What does JSON stand for?

JavaScript Object Notation

What does XML stand for?

Extensible Markup Language

What does YAML stand for?

YAML Ain't Markup Language

Which data serialization languages are often used by REST APIs?

JSON, XML

In JSON, whitespace [is/isn't] significant.

isn't

In XML, whitespace [is/isn't] significant.

isn't

In YAML, whitespace [is/isn't] significant.

is

What are the four JSON 'primitive' data types?

-string -number -boolean -null

What are the two JSON 'structured' data types?

-object -array

What kind of JSON data type is the value of this key-value pair?

"key" : "value"

string

"What kind of JSON data type is the value of this key-value pair?

"key" : 5

number

What kind of JSON data type is the value of this key-value pair?

"key" : false

boolean

What kind of JSON data type is the value of this key-value pair?

"key" : null

null

What kind of JSON data type is the value of this key-value pair? key: [“yes", "no"]

array

What kind of JSON data type is the value of this key-value pair?

"key" :{"interface": "gigabitethernet1/1"}

object

A JSON [...] is a text value.

string

A JSON [...] is a numeric value.

number

A JSON [...] can be true or false.

boolean

A JSON [...] data type represents the intentional absence of any value.

null

A JSON [...] is a list of key-value pairs.

object

A JSON [...] is a series of values.

array

[serialization language] uses the value format.

XML

YAML files start with [...].

---

[serialization language] files start with ---.

YAML

In YAML, [...] indicates a list.

-

YAML key-value pairs are represented as [...].

key:value

What does CRUD stand for?

Create, Read, Update, Delete

CRUD [...] = HTTP POST

Create

CRUD Create = HTTP [...]

POST

CRUD [...] = HTTP GET

Read

CRUD Read = HTTP [...]

GET

CRUD [...] = HTTP PUT, PATCH

Update

CRUD Update = HTTP [...]

PUT, PATCH

CRUD [...] = HTTP DELETE

Delete

CRUD Delete = HTTP [...]

DELETE

What does URI stand for?

Uniform Resource Identifier

Which part of the following URI is the scheme? https://sandboxdnac.cisco.com/dna/intent/api/v1/network-device

https

Which part of the following URI is the authority? https://sandboxdnac.cisco.com/dna/intent/api/v1/network-device

sandboxdnac.cisco.com

Which part of the following URI is the path? https://sandboxdnac.cisco.com/dna/intent/api/v1/network-device

/dna/intent/api/v1/network-device

HTTP Response class 1xx = [...]

informational

HTTP Response class 2xx = [...]

successful

HTTP Response class 3xx = [...]

redirection

HTTP Response class 4xx = [...]

client error

HTTP Response class 5xx = [...]

server error

HTTP Response code 200 = [...]

OK

HTTP Response code 102 = [...]

Processing

HTTP Response code 201 = [...]

Created

HTTP Response code 301 = [...]

Moved Permanently

HTTP Response code 401 = [...]

Unauthorized

HTTP Response code 404 = [...]

Not Found

HTTP Response code 500 = [...]

Internal Server Error

REST APIs must be [stateful/stateless].

stateless

The [...] layer of SDN architecture contains scripts and applications that interact with the SDN controller.

Application

The [...] layer of SDN architecture contains the SDN controller.

Control

The [...] layer of SDN architecture contains the network devices.

Infrastructure

What does Cisco DNA stand for?

Digital Network Architecture

What does Cisco ACI stand for?

Application-Centric Infrastructure

[...] is Cisco's SDN solution for automating campus LANs.

SD-Access

[...] is Cisco's SDN solution for automating data center networks.

ACI

[...] is Cisco's SDN solution for automating WANs.

SD-WAN

In SDN, the [...] is the physical network of devices and connections.

underlay

In SDN, the [...] is the virtual network built on top of the physical network.

overlay

In SDN, the [...] is the combination of the overlay and underlay.

fabric

What does VXLAN stand for?

Virtual Extensible LAN

What does LISP stand for?

Locator ID Separation Protocol

What are the three switch types in Cisco SD-Access?

-Edge node -Border node -Control node

What does CTS stand for?

Cisco TrustSec

What does IBN stand for?

Intent-Based Networking

[protocol] provides the control plane of Cisco SD-Access.

LISP

[protocol] provides the data plane of Cisco SD-Access.

VXLAN

[protocol] provides policy control in Cisco SD-Access.

Cisco TrustSec

Ansible is written in [language].

Python

Ansible is [agent-based/agentless].

agentless

Puppet is [agent-based/agentless].

agent-based *with an external agent, the managed devices can be agentless

Chef is [agent-based/agentless].

agent-based

Puppet is written in [language].

Ruby

Chef is written in [language].

Ruby

Ansible uses [protocol] to connect to devices.

SSH