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AWS CLOUD PRACTIONER EXAM NOTES - 19

IQ - Service
DR - chepeast backup method
Rekoginition
Transcoder
VPC(transit gateway, VPC peering)


1.The 6 Pillars of the AWS Well-Architected Framework
2. cloud adoption framework
3. 6 Stratgies of migration




1. Operational Excellence

There are five design principles for operational excellence in the cloud:

    Perform operations as code
    Make frequent, small, reversible changes
    Refine operations procedures frequently
    Anticipate failure
    Learn from all operational failures


2. Security

There are seven design principles for security in the cloud:

    Implement a strong identity foundation
    Enable traceability
    Apply security at all layers
    Automate security best practices
    Protect data in transit and at rest
    Keep people away from data
    Prepare for security events


3. Reliability

There are five design principles for reliability in the cloud:

    Automatically recover from failure
    Test recovery procedures
    Scale horizontally to increase aggregate workload availability
    Stop guessing capacity
    Manage change in automation


4. Performance Efficiency

There are five design principles for performance efficiency in the cloud:

    Democratize advanced technologies
    Go global in minutes
    Use serverless architectures
    Experiment more often
    Consider mechanical sympathy


5. Cost Optimization

There are five design principles for cost optimization in the cloud:

    Implement cloud financial management
    Adopt a consumption model
    Measure overall efficiency
    Stop spending money on undifferentiated heavy lifting
    Analyze and attribute expenditure


6. Sustainability

There are six design principles for sustainability in the cloud:

    Understand your impact
    Establish sustainability goals
    Maximize utilization
    Anticipate and adopt new, more efficient hardware and software offerings
    Use managed services
    Reduce the downstream impact of your cloud workloads


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                               cloud adoption framework

1. The Business perspective

The Business Perspective ensures that IT aligns with business needs and that IT investments link to key business results.

Common stakeholders include chief executive officer (CEO), chief financial officer (CFO), chief operations officer (COO), chief information officer (CIO), and chief technology officer (CTO).



2. people

The People perspective serves as a bridge between technology and business, accelerating the cloud journey to help organizations more rapidly evolve to a culture of continuous growth, learning, and where change becomes business-as-normal, with focus on culture, organizational structure, leadership, and workforce. Common stakeholders include CIO, COO, CTO, cloud director, and cross-functional and enterprise-wide leaders.



3. Governance 

Perspective focuses on the skills and processes to align IT strategy with business strategy. This ensures that you maximize the business value and minimize risks.

Use the Governance Perspective to understand how to update the staff skills and 
processes necessary to ensure business governance in the cloud. Manage and 
measure cloud investments to evaluate business outcomes.

Common stakeholders include chief transformation officer, CIO, CTO, CFO, chief data officer (CDO), and chief risk officer (CRO).



4.Platform Perspective 

includes principles and patterns for implementing new solutions on the cloud, and migrating on-premises workloads to the cloud.

Use a variety of architectural models to understand and communicate the structure of IT systems and their relationships. Describe the architecture of the target state environment in detail.

Common stakeholders include CTO, technology leaders, architects, and engineers.


5. The Security Perspective 

ensures that the organization meets security objectives for visibility, auditability, control, and agility. 

Use the AWS CAF to structure the selection and implementation of security controls that meet the organization’s needs.

Common stakeholders include chief information security officer (CISO), chief compliance officer (CCO), internal audit leaders, and security architects and engineers.


6. The Operations Perspective 

helps you to enable, run, use, operate, and recover IT workloads to the level agreed upon with your business stakeholders.


Define how day-to-day, quarter-to-quarter, and year-to-year business is conducted. Align with and support the operations of the business. The AWS CAF helps these stakeholders define current operating procedures and identify the process changes and training needed to implement successful cloud adoption.

Common stakeholders include infrastructure and operations leaders, site reliability engineers, and information technology service managers.

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                             6 Stratgies of migration

    Rehosting
    Replatforming
    Refactoring/re-architecting
    Repurchasing
    Retaining
    Retiring

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