Cloud Transformation Drivers

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Included in this chapter:

Aspect	On-premises	Public cloud	Private cloud	Hybrid cloud	Multicloud
Who owns/operates it	Your organization, in your data center	A cloud provider, shared infrastructure	Cloud model dedicated to one organization	Mix of on-premises/private and public	Two or more public cloud providers
Cost model	CapEx: buy up front, size for peak	OpEx: pay as you go, scale on demand	Mostly CapEx-like, dedicated capacity	Blend of both	Pay-as-you-go across providers
Primary benefit	Full control; meets strict residency rules	Elastic scale, low up-front cost, global reach	Control and isolation with cloud-style management	Keep sensitive workloads in-house, burst to public	Best-of-each provider; reduces single-vendor lock-in
Typical fit	Regulatory or latency-bound workloads that must stay local	New, variable, or fast-growing workloads	Strict control/compliance needs	Gradual migration or split-sensitivity workloads	Avoiding lock-in; provider-specific strengths

Cheat sheet

Digital transformation is a business change, not just a tech migration
Cloud delivers IT resources on demand instead of owning the hardware
Memorize the six cloud benefits Google lists for transformation
Google's five transformation benefits: intelligence, freedom, collaboration, trust, sustainability
The transformation cloud accelerates change through four pillars
Cloud-native means built for the cloud and portable via containers
Open source and open standards are what let workloads avoid lock-in
Public, private, hybrid, and multicloud differ by who runs it and where
Hybrid mixes private with public; multicloud means multiple public providers
Workloads that must stay local point to on-premises, private, or hybrid
Not adopting cloud is the cloud benefits stated as their absence
Drivers of transformation are business pressures, not the technology itself
Common transformation challenges are legacy, skills, security, and culture

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Cheat sheet