Cloud Deployment Models

• A cloud deployment model owned and operated by a single organization is a private cloud

• A cloud deployment model open for public use and managed by third-party providers is a public cloud

Public Cloud

• A cloud infrastructure available to the general public and managed by a third party

Public Cloud Provider Example

• Microsoft Azure is an example

Private Cloud

• Defined as a cloud infrastructure dedicated to a single organization

Private Cloud Users

• Government agencies with strict data privacy requirements are most likely to use a Private Cloud

Private Cloud Characteristic

• Offers exclusive access to resources for a single organization

Hybrid Cloud

• Combines both public and private clouds

Virtualization Benefit

• Allocates resources which are flexible and efficient

Application Load Balancer (ALB)

• Used to evenly distribute HTTP requests.

Network Load Balancer

• Utilised for applications that require high performance and minimal latency.

Gateway Load Balancer

• Used to deploy and manage third-party virtual appliances

Storage for Infrequent Data

• S3 standard IA is used for data that requires infrequent access but prompt responses when necessary

OpenSSH Private Key Format

• PEM is the preferred format

PuTTY Private Key Format

• PPK is the preferred format

Firewall for Associated Instances

• A security group acts as a firewall for associated instances

Amazon EBS Instance Persistence

• A stopped instance persists in Amazon EBS, allowing it to be restarted.

Terminated Instance Restarts

• A terminated instance cannot be restarted.

Platform as a Service (PaaS)

• A cloud computing architecture that establishes a development environment on top of which applications may be built.

Handling Changing Load on Websites/Applications

• An Auto Scaling Group handles changing load by adding compute resources

Cloud by Amazon

• Amazon Web Service (AWS) is the cloud

Cloud Computing Features

• Large network access, security, and availability

Cloud Computing for Green Computing

• Allows multiple users to share processing power and eliminates the need for individual software and hardware

Cloud Examples

• Dropbox, Cisco WebEx, and Amazon Web Service (AWS)

Virtual Machines (VMs) in the Cloud

• Infrastructure as a Service (IaaS) Offers VMs

Cloud Computing Platforms

• Encompasses the Special Type of Services that Users can Access on Cloud Computing Platforms is Service

Role of EC2 in Cloud Computing

• Renowned as a virtual machine

Dispatcher

• Behaves like a Monitor's Entry Point and Reroutes the Instructions of Virtual Machines

VPC in AWS

• VPC stands for Virtual Private Cloud in AWS

Purpose of a VPC in AWS

• The main purpose is to create isolated network environments

Connecting to On-Premises Networks

• AWS VPN allows a secure connection between an on-premises network and a VPC

Default VPC Limit

• The default number of VPCs per AWS region is 5

Fully Managed VPN Solution

• AWS Site-to-Site VPN provides a fully managed VPN solution

Subnet Functions

• The primary function is to divide the VPC into smaller networks

Public Subnet Requirements

• A route to the internet via an Internet Gateway

Availability Zone

• A distinct location within AWS designed to be isolated from failures, also geographically redundant with compute, networking, and storage

Amazon Machine Image (AMI)

• A template for the root volume of an instance

Amazon S3

• A bucket is a collection of objects

AWS Security Groups

• Control inbound and outbound traffic to instances

Amazon EBS Snapshots

• Disaster recovery is the primary purpose

Amazon S3 ACL

• Stands for Access Control List

DNS Resolution within a VPC

• Route53 is responsible

Primary Function of Amazon CloudFront

• Delivers content with low latency and high transfer speed

Hybrid Cloud Composition

• A combination of public and private cloud environments

Hybrid Cloud for sensitive data

• Managing confidential data on-premises while using public cloud for scalability,

Community Cloud

• Cloud deployment model allows multiple organizations with shared concerns to use a common infrastructure

Community Cloud definition

• A cloud shared by multiple organizations with common interests

Community Cloud Users

• Government agencies collaborating with other public institutions are most likely to benefit

Main Cloud Service Models

• Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS)

Cloud Service Model for Ready-to-Use Software

• Software as a Service (SaaS) provides ready-to-use software applications over the internet

Infrastructure as a Service (IaaS) definition

• Provides hardware resources like virtual machines, storage, and networks over the cloud.

On-Premises in AWS

• Maintaining the IT environment on-site while having the cloud hosted off-site and managed by a third party.

Amazon S3 Buckets

• A place to put your files

More Resources for Apps

• Elasticity allows for the addition of more resources when an application workload increases

Advantage of Public Cloud

• Scalability

Applications on Top of the Cloud Stack

• Software as a Service (SaaS)

App Engine Cloud Service Monitoring

• Provides options to View data and error logs, Analyze your network traffic, View the application's scheduled tasks & all of the above

Private Cloud Definition

• A cloud computing environment where hardware and software resources are dedicated to and accessible by a single customer

Elasticity

• a system's capacity to expand and contract in response to demand

Availability Zone Terminology

• Refers to a region's collection of physically separate data centers

Security Group Default

• Denies all traffic inbound and Denies all traffic outbound

SSH Connection Timeout Message

• Occurs if your security group is misconfigured

Cloud Computing Characteristics

• Maintenance, Cost reductions and Reliability

Kubernetes

• A container orchestration platform

CloudWatch

• Monitors the Performance of the Majority of Cloud-Based Services in Real-Time Cloud Commons

Crucial Element by CSA

• Reliability refers to the most crucial element in Cloud Computing

Green Computing by Virtualization

• Reducing the number of physical hardware used

Services Built on Cloud Computing

• Skype, Twitter, and Gmail

Reliability

• Is Associated with Services Offered by Cloud.

Cloud Networking

• A Process of Connecting and Managing Cloud Computing Resources Over a Network

Classless Inter-Domain Routing (CIDR)

• Stands for in AWS networking

Private Connection Between Data Center and AWS

• AWS Direct Connect

Communication Between Different VPCs

• VPC Peering enables communication

Secure Internet Access for Private Subnet

• NAT Gateway allows instances in a private subnet to access the internet securely

Reserved IP Addresses per Subnet

• AWS reserves 5 IP addresses in each subnet

Domain Name Resolution in VPCs

• AWS Route 53 provides domain name resolution

Secure Remote Access VPN Protocol

• IPSec protocol is commonly used for secure remote access VPN

Time-Series Data at Scale

• Amazon Timestream is designed for storing and querying time-series data at scale

AWS Route 53 Traffic Policies

• Controls traffic flow

Disaster Recovery Planning

• Cloud computing impacts by providing scalable backup solutions

Complete Development Environment

• Infrastructure as a Service (laaS)

AWS Direct Connect

• Allows establishing a dedicated, private connection between your on-premises network and your AWS infrastructure

Automated Backups for Amazon RDS Instances

• AWS Backup provides automated backups

DNS Resolution within a VPC

• Route53 is responsible

Amazon CloudFront

• Provides content delivery with low latency

Infrastructure as a Service (laaS) Provider

• EC2 is an example

Customer Responsibility with laaS

• Configuring and managing virtual machines and software

On-Demand Virtual Machines

• A key advantage of using laaS is full control over virtualized resources, the challenge that you will face is managing system security and updates

Platform as a Service (PaaS) primary provision

• Development tools and runtime environments for building applications

Platform as a Service (PaaS)

• AWS Elastic Beanstalk is a solution

Manage in PaaS

• Operating system and infrastructure are managed by the cloud provider

PaaS Users

• A startup building and deploying custom applications quickly would benefit most from using.

Systems and Services Within Enterprise

• Private cloud enables access

Wrong Statement About Cloud Computing

• Private clouds don't use as much virtualization as public clouds

PaaS Benefit

• Reduced administrative costs and other considerations

AWS basic

• To understand AWS basics and why to learn AWS

Setting Up a Free AWS Account

• Requires a credit card, a phone number, and an email address

Physical Location with Amazon Data Centers

• Known as a Region

Assessing Cloud Services Installation

• Hardware costs will reduce due to lack of computing infrastructure needs.

Store and Share Files

• Dropbox will assist

Instances by the Second

• On-Demand Instances pay the instances that you use by the second

Amazon S3 Common Use

• Backup and storage are common uses

Infrastructure as a Service (IaaS)

• A virtualized computing resource service for the cloud that offers servers and storage

AWS Account Creation

• A phone number and credit card credentials

Helpful Engineering Tool

• Compute can conduct for an engineering design

URL Simplification

• Requires paid AWS domain registrar

AWS Free Tier Use

• As a way to explore

Load Balancer Definition

• A device that distributes network traffic over various servers

Server Virtualization Definition

• Process of running numerous VMs on a single physical server

Disadvantages of Cloud Computing

• Limited control, vendor lock-in, and internet connectivity

Scale EC2 Instances Automatically

• Amazon EC2 Auto Scaling can scale EC2 Instances

PaaS in Cloud Computing

• Runtime environment is offered

Cloud Computing Architecture

• Service-oriented and event-driven architecture

AWS Virtual Servers

• Amazon EC2 is used to launch and manage

Services that Manage Multiple VPCs

• AWS Transit Gateway helps manage multiple VPCs at scale

Setting Up a Amazon VPC

• Creating a VPC is the first step

VPC Communication

• Requires Internet Gateway

VPN Setup AWS Requirements

• Virtual Private Gateway and Customer Gateway

Private Subnet to Access Internet

• Requires a NAT Gateway

Required Component When Setting Up VPC

• Elastic Load Balancer NOT required

Default CIDR Block for VPC in AWS

• No default CIDR block is assigned

Purpose of Elastic IP in VPN Configuration

• Assign a static IP address to a NAT Gateway

Multiple VPCs Connecting Through Hub

• Requires AWS Transit Gateway

SaaS Cloud Computing Examples

• Dropbox and Salesforce are examples

PaaS Definition

• Platform as a service

DNS Resolution Within VPC

• Route53 is responsible

Amazon CloudFront Function

• Content delivery with low latency and high transfer speed

Software as a Service (SaaS)

• Ready-to-use software applications over the internet

SaaS Application Example

• Google Docs is an example

SaaS Characteristic

• Software updates and maintenance are handled by the provider.

Suited Business Scenario for SaaS

• Companies requiring collaborative tools accessible worldwide are most suited.

Cloud Data lifecycle

• Data Creation is the first phase

Primary Purpose of Data Storage Phase

• Saving and maintaining data for future access

Data Usage Phase Action

• Processing and analyzing the stored data

Core AWS Services

• Compute, storage, and databases

Advantages of Hybrid Deployment

• The performance of the local network can be improved by moving resource-intensive services to the cloud

Specific Services on Cloud Platform

• Make up the service model

Launch-Specific Parameters for EC2

• Amazon Machine Images (AMIs) retains settings