AWS certified developer : associate guide : your one-stop solution to passing the AWS developer's 2019 (DVA-C01) certification

Cover
Title Page
Copyright and Credits
About Packt
Contributors
Table of Contents
Preface
Chapter 1: Overview of AWS Certified Developer - Associate Certification
	Frequently asked questions about the exam
Chapter 2: Understanding the Fundamentals of Amazon Web Services
	Examples of cloud services
	The evolution of cloud computing
	More about AWS
	The benefits of using AWS over a traditional data center
		Comparing AWS cloud and on-premises data centers
			Total cost of ownership versus return on investment
				TCO
				ROI
	Accessing AWS services
	An overview of AWS
		AWS' global infrastructure
			Regions and AZs
		What are SaaS, PaaS, and IaaS?
	Understanding virtualization
		Virtualization types based on virtualization software
		Virtualization types based on virtualization methods
	Elasticity versus scalability
	Creating a new AWS account
		AWS' free tier
		Root user versus non-root user
	Deleting an AWS account
	Understanding the AWS dashboard
		Components of the AWS dashboard
	Core AWS services
		AWS compute services
		AWS storage services
		AWS database services
		AWS networking and content delivery services
		AWS migration services
		AWS developer tools
		AWS management tools
		AWS security, identity, and compliance services
		AWS analytics services
		AWS machine learning services
		AWS IoT services
		AWS game development services
		AWS mobile services
		AWS application integration services
		AWS desktop and app streaming services
		AWS business productivity services
		AWS customer engagement services
		AWS media services
	The shared security responsibility model
	AWS soft limits
	DR with AWS
		The backup and restore DR model
		The pilot light DR model
		The warm standby DR model
		The multi-site DR model
	Summary
Chapter 3: Identity and Access Management (IAM)
	Understanding the AWS root user
	Elements of IAM
		Users
			Access key ID and secret key
			Password policies
			Multi-factor authentication
				Security token-based MFA
				Steps for enabling a virtual MFA device for a user
				Creating an AWS IAM user using the AWS dashboard
		Introducing the AWS CLI
			Installing the AWS CLI
			Getting an AWS user access key and secret key
			Configuring the AWS CLI
			AWS CLI syntax
				Getting AWS CLI help
				Creating an IAM user using the AWS CLI
		Groups
			Creating a new IAM group
			Creating an IAM group using the CLI
			Adding existing users to a group
		IAM role
			Creating roles for an AWS service
			Creating IAM roles using the AWS CLI
		Policy
			Managed policies
			Inline policies
			Resource-based policies
			IAM policy simulator
			Active Directory Federation Service (AD FS)
			Integration between AD FS and the AWS console
			Web identity federation
		Security Token Service (STS)
			AWS account ID and alias
				AWS account IDs
				AWS account aliases
			Controlling user access to the AWS Management Console
	IAM best practices
	Exam tips
	Summary
Chapter 4: Virtual Private Clouds
	Introduction to VPCs
		Subnets
			Private subnets
			Public subnets
		IP addressing
			Private IPs
			Public IPs
			Elastic IP addresses
	Creating a VPC
		VPCs with a single public subnet
		VPCs with private and public subnets
		VPCs with public and private subnets and hardware VPN access
		VPCs with a private subnet only and hardware VPN access
	Security
		Security groups
		NACLs
		Security groups versus NACLs
		Flow logs
		Controlling access
	VPC networking components
		ENI
		Route tables
		IGWs
			Egress-only IGWs
		NATs
			Comparison of NAT instances and NAT gateways
		DHCP option sets
		DNS
		VPC peering
		VPC endpoints
		ClassicLink
	VPC best practices
	Summary
Chapter 5: Getting Started with Elastic Compute Cloud (EC2)
	Introducing EC2
	Pricing for EC2
		On-demand
		Spot instances
		Reserved instances
			Scheduled reserved instances
		Dedicated hosts
	EC2 instance life cycle
		Instance launch
		Instance stop and start
		Instance reboot
		Instance retirement
		Instance termination
	Amazon Machine Images (AMIs)
		Root device types
		EC2 instance virtualization types
			Creating an EC2 instance
			Changing the EC2 instance type
			Connecting to the EC2 instance
				Connecting to a Linux EC2 instance from a Microsoft Windows system
				Converting a PEM file to a private key (PPK) 
				Connecting to an EC2 instance using a PuTTY session
			Troubleshooting SSH connection issues
			EC2 instance metadata and user data
		Placement groups
	Introducing EBS
		Types of EBS
			General Purpose SSD (gp2)
			Provisioned IOPS SSD (io1)
			Throughput optimized HDD (st1)
			Cold HDD (sc1)
		Encrypted EBS
		Monitoring EBS volumes with CloudWatch
		Snapshots
		EBS-optimized EC2 instances
	EC2 best practices
	Summary
Chapter 6: Handling Application Traffic with ELB
	Introducing ELB
		Benefits of using ELB
	Types of ELB
		Classic Load Balancer
			Creating a Classic Load Balancer
		Application Load Balancer
		Network Load Balancer
	Features of ELB
	How ELB works
		The working of the Classic Load Balancer
		The working of the Application Load Balancer
	ELB best practices
	Summary
Chapter 7: Monitoring with CloudWatch
	Introducing CloudWatch
	How Amazon CloudWatch works
	Elements of Amazon CloudWatch
		Namespaces
		Metrics
		Dimensions
		Statistics
		Percentile
		Alarms
	Creating a CloudWatch alarm
	Billing alerts
	CloudWatch dashboards
	Monitoring types – basic and detailed
	CloudWatch best practices
	Summary
Chapter 8: Simple Storage Service, Glacier, and CloudFront
	Introducing Amazon S3
	Creating a bucket
		Bucket restrictions and limitations
		Bucket access control
		Bucket policy
		User policies
		Transfer Acceleration
			Enabling Transfer Acceleration
		Requester Pays model
			Enabling Requester Pays on a bucket
	Understanding objects
		Object keys
			Object key naming guide
		Object metadata
			System-defined metadata
			User-defined metadata
		Versioning
			Enabling versioning on a bucket
		Object tagging
	S3 storage classes
		S3 Standard storage
		S3-IA storage
		S3 One Zone-IA
		S3 RRS
		S3 Intelligent-Tiering 
		Glacier
		Comparison of S3 storage classes and Glacier
	Life cycle management
		Life cycle configuration use cases
		Defining a life cycle policy for a bucket
	Hosting a static website on S3
	Cross-origin resource sharing (CORS)
		Using CORS in different scenarios
		Configuring CORS on a bucket
		Enabling CORS on a bucket
	Cross-region replication
		Enabling cross-region replication
	CloudFront
		CloudFront regional edge caches
		Setting up CloudFront content and delivery
	Summary
Chapter 9: Other AWS Storage Options
	Storage and backup services provided by AWS
	Amazon EFS
	AWS Storage Gateway
		File gateways
		Volume gateways
			Gateway–cached volumes
			Gateway–stored volumes
		Tape-based storage solutions
			VTL
	AWS Snowball
	AWS Snowmobile
	Summary
Chapter 10: AWS Relational Database Service
	Introducing RDS
	Amazon RDS components
		DB instances
		Regions and AZs
		Security groups
		DB parameter groups
		DB option groups
	RDS engine types
		Amazon Aurora DB
			Comparing Amazon RDS Aurora to Amazon RDS MySQL
		MariaDB
		Microsoft SQL Server
		MySQL
		Oracle
		PostgreSQL
	Creating an Amazon RDS MySQL DB instance
	Monitoring RDS instances
	Creating a snapshot
	Restoring a DB from a snapshot
	Changing an RDS instance type
	Amazon RDS and VPC
		Amazon RDS and high availability
	Connecting to an Amazon RDS DB instance
		Connecting to an Amazon Aurora DB cluster
		Connecting to a MariaDB instance
		Connecting to a MySQL instance
		Connecting to an Oracle instance
	RDS best practices
	Summary
Chapter 11: AWS DynamoDB - A NoSQL Database Service
	Understanding RDBMSes
		Understanding SQL
		Understanding NoSQL
			Key-value pair databases
			Document databases
			Graph databases
			Wide column databases
		Using NoSQL databases
		SQL versus NoSQL
	Introducing DynamoDB
	DynamoDB components
		Primary key
		Secondary indexes
		DynamoDB Streams
	Read consistency model
	Naming rules and data types
		Naming rules
		Data types
			Scalar data types
			Document types
			Set types
	Creating a DynamoDB table
		Adding a sort key while creating a DynamoDB table
		Using advanced settings while creating a DynamoDB table
		Creating secondary indexes
		Read/write capacity mode
		Provisioned capacity
		Auto Scaling
		Encryption at rest
	Methods of accessing DynamoDB
		DynamoDB console
		DynamoDB CLI
		Working with APIs
	DynamoDB provisioned throughput
		Read capacity units
		Write capacity units
		Calculating table throughput
		Examples for understanding throughput calculation
			Example 1
			Example 2
			Example 3
			Example 4
	Partitions and data distribution
		Data distribution – partition key
		Data distribution – partition key and sort key
	GSIs and LSIs
		The difference between GSIs and LSIs
	DynamoDB Query
		Query with AWS CLI
	DynamoDB Scan
	Reading an item from a DynamoDB table
	Writing an item to a DynamoDB table
		PutItem
		UpdateItem
		DeleteItem
		Conditional writes
	User authentication and access control
		Managing policies
		DynamoDB API permissions
	DynamoDB best practices
	Summary
Chapter 12: Amazon Simple Queue Service (SQS)
	Why use SQS?
	How do queues work?
	Main features of SQS
		Types of queues
			Standard queues and FIFO queues
			Dead Letter Queue (DLQ)
	Queue attributes
	Operations in a queue
		Creating a queue
		Sending a message in a queue
		Viewing/deleting a message from a queue
		Purging a queue
		Deleting a queue
		Subscribing a queue to a topic
		Adding user permissions to a queue
	SQS limits
	Queue monitoring and logging
		CloudWatch metrics available for SQS
		Logging SQS API actions
	SQS security
		Authentication
			Server-Side Encryption (SSE)
	Summary
Chapter 13: Simple Notification Service (SNS)
	Introducing Amazon SNS
	Amazon SNS fanout
	Application and system alerts
		Mobile device push notifications
		Push emails and text messaging
	Creating an Amazon SNS topic
	Subscribing to an SNS topic
	Publishing a message to an SNS topic
	Deleting an SNS topic
	Managing access to Amazon SNS topics
		When to use access control
		Key concepts
	Architectural overview
		Accessing request evaluation logic
		Invoking the Lambda function using SNS notifications
		Sending Amazon SNS messages to Amazon SQS queues
		Monitoring SNS with CloudWatch
	SNS best practices
	Summary
Chapter 14: AWS Simple Workflow Service (SWF)
	When to use Amazon SWF
		Workflow
			Example workflow
		Workflow history
			How workflow history helps
		Actors
			Workflow starter
			Decider
			Activity worker
		Tasks
		SWF domains
		Object identifiers
		Task lists
		Workflow-execution closure
		Life cycle of a workflow execution
		Polling for tasks
	SWF endpoints
	Managing access with IAM
		SWF – IAM policy examples
	Summary
Chapter 15: CloudFormation Overview
	Understanding templates
	Understanding a stack
	The template structure
		AWSTemplateFormatVersion
		Description
		Metadata
		Parameters
			AWS-specific parameters
		Mappings
		Conditions
		Transform
		Resources
		Outputs
	A sample CloudFormation template
	CloudFormer
	Rolling updates for auto scaling groups
	CloudFormation best practices
	Summary
Chapter 16: Understanding Elastic Beanstalk
	Introduction to Elastic Beanstalk
	Elastic Beanstalk components
	Elastic Beanstalk environment tiers
		The web server environment tier
		The worker environment tier
	Elastic Beanstalk-supported platforms
	Creating a web application source bundle
	Getting started using Elastic Beanstalk
		Step 1 – signing in to the AWS account
		Step 2 – creating an application
		Step 3 – viewing information about the recently created environment
		Step 4 – deploying a new application version
		Step 5 – changing the configuration
			Verifying the changes on the load balancer
		Step 6 – cleaning up
	The version life cycle
	Deploying web applications to Elastic Beanstalk environments
	Monitoring the web application environment
	Elastic Beanstalk best practices
	Summary
Chapter 17: Overview of AWS Lambda
	Introducing AWS Lambda
		Understanding a Lambda function
		The Lambda function invocation types
		Writing a Lambda function
			A Lambda function handler in Node.js
			A Lambda function handler in Java
			A Lambda function handler in Python
			A Lambda function handler in C#
		Deploying a Lambda function
		AWS Lambda function versioning and aliases
	Environment variables
	Tagging Lambda functions
	Lambda functions over VPC
	Building applications with AWS Lambda
		Event source mapping for AWS services
		Event source mapping for AWS stream-based services
		Event source mapping for custom applications
	AWS Lambda best practices
	Summary
Chapter 18: Key Management Services
	Introducing encryption
		Symmetric encryption
		Asymmetric encryption
	How does KMS work?
	Types of keys
		Different types of CMKs
	Creating a CMK
		Viewing existing keys
		Modifying existing CMKs
	Updating the administrators or users of a key
	Tagging a key
	Enabling or disabling keys
	AWS services supported by KMS
	Summary
Chapter 19: Working with AWS Kinesis
	Kinesis Video Streams
		The Kinesis Video Streams API
			The producer API
			The consumer APIs
	Kinesis Data Streams
		Architecture
		Kinesis Data Streams terminology
	Kinesis Data Firehose
		Kinesis Data Firehose – key concepts
		Kinesis Data Firehose – data flow
	Kinesis Data Analytics
		Kinesis Data Analytics for SQL applications
		Kinesis Data Analytics for Java applications
	Summary
Chapter 20: Working with AWS CodeBuild
	Introducing AWS CodeBuild
	Understanding AWS CodeBuild
	Working with AWS CodeBuild
		Configuring a build project in AWS CodeBuild
			Project configuration
			Source code
			Environment
			Additional configuration
			Buildspec
			Artifacts
			Logs
	Summary
Chapter 21: Getting Started with AWS CodeDeploy
	The need for CodeDeploy
	Introducing CodeDeploy 
	Components of CodeDeploy
	Summary
Chapter 22: Working with AWS CodePipeline
	Introducing CodePipeline and workflows
	AWS CodePipeline usages
	AWS CodePipeline – a higher-level view
		A high-level view of the input and output artifacts at each stage of the pipeline
	AWS CodePipeline concepts
		CI with AWS CodePipeline
		Continuous delivery with AWS CodePipeline
	Working with CodePipeline
	Summary
Chapter 23: CI/CD on AWS
	Understanding CI/CD
		CI
		CD
			Continuous deployment
	AWS tools for CI/CD
	Summary
Chapter 24: Serverless Computing
	Recapping AWS Lambda
	An overview of API Gateway
		Things that API Gateway can do for you
		How API Gateway works
	Understanding step functions
		The difference between Step Functions and a Lambda function
		The difference between Step Functions and SWF
		How Step functions works
			Understanding states
				Commonly used state fields
			Tasks
			Creating a state machine
	Amazon Cognito
		Cognito user pool 
		Cognito identity pool
		Common Amazon Cognito applications
	Amazon Cognito Sync
	Summary
Chapter 25: Amazon Route 53
	Introduction to Route 53
		Working with Route 53
	Hosted zones
	DNS record types
		A record type
		AAAA record type
		CAA record type
		CNAME record type
		MX record type
		NAPTR record type
		NS record type
		PTR record type
		SOA record type
		SPF record type
		SRV record type
		TXT record type
	Routing policies
	Health checking
	Summary
Chapter 26: ElastiCache Overview
	Introduction to ElastiCache
	ElastiCache engine types
		Amazon ElastiCache for Memcached
		Amazon ElastiCache for Redis
	Designing the right cache for your workload
	Summary
Chapter 27: Mock Tests
	Mock test 1
	Mock test 2
Assessments
	Mock Test 1
	Mock Test 2
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Index