AWS Cloud Practitioner at Ostfalia Hochschule | Flashcards & Summaries

Lernmaterialien für AWS Cloud Practitioner an der Ostfalia Hochschule

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TESTE DEIN WISSEN

Cloud Computing

advantages

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• No need for large upfront investments
• No need to spend time managing hardware
• Provision the exact computing resource

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Access Keys

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TESTE DEIN WISSEN

• Applications running outside of AWS will need access keys 

• AWS SDKs will have digital signatures performed 

• Signing protects message integrity by preventing tampering 

• Requests must reach AWS within 15 minutes of the time stamp 

• Version 4 also offers Forward Secrecy

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TESTE DEIN WISSEN

Platform-as-a-Service (PaaS)

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TESTE DEIN WISSEN
  • Customers still do not manage/control the AWS infrastructure
  • Consumers control applications and services
  • Programming languages, libraries, services, and tools
  • Some services are more “managed” by AWS than others
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TESTE DEIN WISSEN

AWS Value Proposition

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TESTE DEIN WISSEN
  • Agility
  • Elasticity
  • Cost
  • Flexibility
  • Security
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Cloud Computing Defined

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Cloud computing is the on-demand delivery
of compute power, database, storage,
applications, and other IT resources via the
internet with pay-as-you-go pricing.

Lösung ausblenden
TESTE DEIN WISSEN

Platform-as-a-Service (PaaS)

Supported Programming Languages

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TESTE DEIN WISSEN
  • .NET
  • Java
  • Python
  • Ruby
  • Go
  • JSON/YAML
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TESTE DEIN WISSEN

Egress-Only Internet Gateways (EOIG)

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TESTE DEIN WISSEN

• An egress-only Internet gateway allows outbound
communication over IPv6 from instances in your VPC to the
Internet
• It prevents the Internet from initiating an IPv6 connection
with your instances
• An egress-only Internet gateway is for use with IPv6 traffic
only
• An internet gateway supports IPv4 and IPv6 traffic

Lösung ausblenden
TESTE DEIN WISSEN

AWS Value Proposition

Flexibility


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TESTE DEIN WISSEN

• AWS delivers a continuously increasing set of
infrastructure and software services
• These can be leveraged by all types of public and private organizations of all sizes and sectors
• These services empower organizations to:
   • Better engage with their customers
   • Manage their internal processes
   • Analyze data from internal and external sources
     to gain competitive advantage

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TESTE DEIN WISSEN

AWS Value Proposition

Security

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TESTE DEIN WISSEN
  • Secure non-descript datacenters
  • IAM
  • KMS
  • VPC security
  • VPNs
  • Secure endpoints
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TESTE DEIN WISSEN

Save when you reserve

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TESTE DEIN WISSEN

• AWS offers a Reserved Instance option for certain services like
EC2 and RDS
• If your enterprise pays a higher upfront fee, you will enjoy a
better discount
• According to AWS, you can save up to 75% over similar demand
by reserving capacity
• With Reserved Instances, you can save up to 75% over
equivalent on-demand capacity
• Reserved Instances are available in 3 options:
   • All up-front (AURI)
   • Partial up-front (PURI)
   • No upfront payments (NURI)

Lösung ausblenden
TESTE DEIN WISSEN

Endpoints

Lösung anzeigen
TESTE DEIN WISSEN

• VPC endpoints allow you to privately connect your VPC to
supported AWS services and VPC endpoint services powered
by AWS PrivateLink without needing an internet gateway,
NAT device, VPN connection, or AWS Direct Connect
connection
• Instances in your VPC do not need public IP addresses to
communicate with resources in the service since traffic
between your VPC and the other service does not leave the
Amazon network
• Endpoints are virtual VPC devices

Lösung ausblenden
TESTE DEIN WISSEN

GuardDuty

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TESTE DEIN WISSEN

• Fully-managed threat detection service
• Looks for anomalies and unauthorized actions
• Monitors for zero-day activities
• Produces well-defined "findings"
• Uses proprietary machine learning and AI algorithms
• Based on a partnership with several companies including Trend, Crowdstrike, and Rapid7

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Q:

Cloud Computing

advantages

A:

• No need for large upfront investments
• No need to spend time managing hardware
• Provision the exact computing resource

Q:

Access Keys

A:

• Applications running outside of AWS will need access keys 

• AWS SDKs will have digital signatures performed 

• Signing protects message integrity by preventing tampering 

• Requests must reach AWS within 15 minutes of the time stamp 

• Version 4 also offers Forward Secrecy

Q:

Platform-as-a-Service (PaaS)

A:
  • Customers still do not manage/control the AWS infrastructure
  • Consumers control applications and services
  • Programming languages, libraries, services, and tools
  • Some services are more “managed” by AWS than others
Q:

AWS Value Proposition

A:
  • Agility
  • Elasticity
  • Cost
  • Flexibility
  • Security
Q:

Cloud Computing Defined

A:

Cloud computing is the on-demand delivery
of compute power, database, storage,
applications, and other IT resources via the
internet with pay-as-you-go pricing.

Mehr Karteikarten anzeigen
Q:

Platform-as-a-Service (PaaS)

Supported Programming Languages

A:
  • .NET
  • Java
  • Python
  • Ruby
  • Go
  • JSON/YAML
Q:

Egress-Only Internet Gateways (EOIG)

A:

• An egress-only Internet gateway allows outbound
communication over IPv6 from instances in your VPC to the
Internet
• It prevents the Internet from initiating an IPv6 connection
with your instances
• An egress-only Internet gateway is for use with IPv6 traffic
only
• An internet gateway supports IPv4 and IPv6 traffic

Q:

AWS Value Proposition

Flexibility


A:

• AWS delivers a continuously increasing set of
infrastructure and software services
• These can be leveraged by all types of public and private organizations of all sizes and sectors
• These services empower organizations to:
   • Better engage with their customers
   • Manage their internal processes
   • Analyze data from internal and external sources
     to gain competitive advantage

Q:

AWS Value Proposition

Security

A:
  • Secure non-descript datacenters
  • IAM
  • KMS
  • VPC security
  • VPNs
  • Secure endpoints
Q:

Save when you reserve

A:

• AWS offers a Reserved Instance option for certain services like
EC2 and RDS
• If your enterprise pays a higher upfront fee, you will enjoy a
better discount
• According to AWS, you can save up to 75% over similar demand
by reserving capacity
• With Reserved Instances, you can save up to 75% over
equivalent on-demand capacity
• Reserved Instances are available in 3 options:
   • All up-front (AURI)
   • Partial up-front (PURI)
   • No upfront payments (NURI)

Q:

Endpoints

A:

• VPC endpoints allow you to privately connect your VPC to
supported AWS services and VPC endpoint services powered
by AWS PrivateLink without needing an internet gateway,
NAT device, VPN connection, or AWS Direct Connect
connection
• Instances in your VPC do not need public IP addresses to
communicate with resources in the service since traffic
between your VPC and the other service does not leave the
Amazon network
• Endpoints are virtual VPC devices

Q:

GuardDuty

A:

• Fully-managed threat detection service
• Looks for anomalies and unauthorized actions
• Monitors for zero-day activities
• Produces well-defined "findings"
• Uses proprietary machine learning and AI algorithms
• Based on a partnership with several companies including Trend, Crowdstrike, and Rapid7

AWS Cloud Practitioner

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