Cisco DevNet Associate (200-901) Cert Prep 2: Understanding and Using APIs

54mIntermediate2020-04-16

Authors

Eric Chou

Eric Chou is an author, engineer, and coach with 15+ years of experience as a networking professional.

Course details

Earning the Cisco DevNet Associate certification allows you to validate your ability to develop and maintain applications that are built on top of Cisco platforms. In this course, learn about using APIs to access network device features and services as you study for the Understanding and Using APIs domain of the Cisco DevNet Associate certification. Instructor Eric Chou details how to identify the basic components of API documentation and construct a request accordingly; reviews common usage patterns related to webhooks; and provides an introduction to API constraints. Eric also shares approaches for troubleshooting errors given the HTTP response code, details some of the most common API styles, and examines the three most common API authentication mechanisms and their advantages and disadvantages.

Skills covered

APIsCert PrepSoftware Development

Concepts

0. Introduction

01 - Understand and use APIs
02 - What you should know

1. REST API Request Construction

03 - Application programming interface (API) request concepts
04 - API documentations and request constructs

2. Common Webhook Usage Patterns

05 - Webhook concepts
06 - Webhook in action

3. API Consumption Constraints

07 - Introduction to API constraints
08 - Additional API constraints

4. HTTP Response Header and Body

09 - HTTP response
10 - Common HTTP response codes
11 - Error and troubleshooting approaches

5. Common API Styles

12 - REST and RPC comparison
13 - Synchronous and asynchronous calls
14 - RPC in action

6. API Authentication

15 - API authentication concepts
16 - Using API authentication

7. Python API Example

17 - Python script for REST API call
18 - Python standard library and frameworks

Conclusion

19 - Next steps for learning more about APIs