Book Image

AWS Certified Cloud Practitioner Exam Guide

By : Rajesh Daswani
3 (1)
Book Image

AWS Certified Cloud Practitioner Exam Guide

3 (1)
By: Rajesh Daswani

Overview of this book

Amazon Web Services is the largest cloud computing service provider in the world. Its foundational certification, AWS Certified Cloud Practitioner (CLF-C01), is the first step to fast-tracking your career in cloud computing. This certification will add value even to those in non-IT roles, including professionals from sales, legal, and finance who may be working with cloud computing or AWS projects. If you are a seasoned IT professional, this certification will make it easier for you to prepare for more technical certifications to progress up the AWS ladder and improve your career prospects. The book is divided into four parts. The first part focuses on the fundamentals of cloud computing and the AWS global infrastructure. The second part examines key AWS technology services, including compute, network, storage, and database services. The third part covers AWS security, the shared responsibility model, and several security tools. In the final part, you'll study the fundamentals of cloud economics and AWS pricing models and billing practices. Complete with exercises that highlight best practices for designing solutions, detailed use cases for each of the AWS services, quizzes, and two complete practice tests, this CLF-C01 exam study guide will help you gain the knowledge and hands-on experience necessary to ace the AWS Certified Cloud Practitioner exam.
Table of Contents (23 chapters)
1
Section 1: Cloud Concepts
5
Section 2: AWS Technologies
16
Section 3: AWS Security
18
Section 4: Billing and Pricing
20
Chapter 16: Mock Tests

Implementing a robust CDN with Amazon CloudFront

Amazon CloudFront is a CDN that helps you to distribute your static and dynamic digital content globally with low-latency connections. AWS CloudFront uses AWS edge locations and regional edge caches to cache content closer to your end users' locations. This means that you can host your content in one specific Region and a user who attempts to access it from another Region will retrieve the content via the edge location over the AWS backbone network. Furthermore, as content is retrieved, it is cached at a local edge location closer to the user for a period (known as a time-to-live or TTL), further improving network latency in subsequent requests for the same content.

Figure 6.21 – A typical CloudFront distribution

To configure Amazon CloudFront, you create a distribution endpoint that defines the types of content you want to serve and the source of that content. The source can be an S3 bucket, an S3...