Network Automation and APIs Flashcards

Which statement best describes Infrastructure as Code (IaC)?

Answer: Managing and provisioning infrastructure through machine-readable definition files

IaC treats infrastructure configuration as code, stored in version-controlled files and applied automatically by tools.

In Cisco's SD-WAN (Viptela) architecture, which component exposes REST APIs for centralized management?

Answer: vManage

vManage is the centralized management plane that provides REST APIs for configuration, monitoring, and policy management.

What HTTP header is used to specify that a REST API request body contains JSON data?

Answer: Content-Type: application/json

The Content-Type header tells the server the format of the request body, and 'application/json' indicates JSON encoding.

Which version control system is most commonly used to store Ansible playbooks and network automation scripts?

Answer: Git

Git is the dominant version control system used for storing automation code, playbooks, and configurations.

What is the role of an API key in REST API authentication?

Answer: It identifies and authenticates the client making the API request

An API key is a secret token passed in requests to identify and authenticate the calling application or user.

In the context of network automation, what is a 'source of truth'?

Answer: An authoritative system that holds the intended state of the network

A source of truth (e.g., NetBox, CMDB) is the authoritative repository for the desired/intended network state used to drive automation.

Which Python data type is most analogous to a JSON object?

Answer: dictionary

A JSON object (key-value pairs in curly braces) maps directly to a Python dictionary.