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

Learning about additional compute services on AWS

In this section, we will look at some additional compute services available on AWS and their use cases.

Serverless option – AWS Lambda

So far, we have only looked at server-based computer resources except for AWS ECS Fargate. When we say serverless, we do not mean that the compute resource is running without any servers. Ultimately, servers will house the CPU that offers compute capabilities. The term serverless is just used to mean that the customer does not need to manage any actual servers as this falls within the responsibility of AWS.

AWS Lambda is a serverless offering from AWS that allows you to run code and perform some tasks. AWS Lambda is known as a Function as a Service (FaaS) solution that can be used to build an entirely serverless architecture comprised of storage, databases, and network capabilities where you do not manage any underlying servers.

To use Lambda, you must create a function using a supporting...