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Difficulty: MediumUnderstand concepts of cloud economics

A corporate training provider, TalentGrow, is preparing a business case to migrate its employee training platform from an on-premises data center to AWS. The finance team wants to understand the economic factors that drive a lower Total Cost of Ownership (TCO) in the cloud. Which of the following is a primary driver of TCO reduction when transitioning to AWS?

  1. The minimized need for internal IT resources to manage physical data center facilities, power, cooling, and hardware maintenanceAnswer
  2. B
    The conversion of variable operational expenses (OpEx) into fixed capital expenses (CapEx) for long-term budget predictability
  3. C
    The reliance on vertical scaling to manually increase server capacity, which eliminates the need for horizontal elasticity
  4. D
    The automatic deployment of Spot Instances for all production databases to guarantee low costs with zero risk of interruption

Answer

The minimized need for internal IT resources to manage physical data center facilities, power, cooling, and hardware maintenance
The correct option is the minimized need for internal IT resources to manage physical data center facilities, power, cooling, and hardware maintenance. Transitioning to AWS reduces TCO by transferring the operational overhead of physical infrastructure management to AWS. This eliminates facilities-related costs and allows the organization to focus its IT labor on strategic goals rather than infrastructure upkeep.

Step-by-Step Solution

1
Analyze the financial and operational drivers of Total Cost of Ownership (TCO) in on-premises environments.
On-premises TCO includes not just hardware costs, but also facilities, power, cooling, physical security, and the administrative labor required to install, maintain, and upgrade the hardware.
Understanding the components of TCO is necessary to identify what changes when migrating to AWS.
2
Compare these on-premises costs with the AWS cloud consumption model.
In AWS, the customer does not pay for physical facilities, power, cooling, or physical security directly, nor do they need internal staff to perform hardware maintenance. These responsibilities shift to AWS, reducing both direct and indirect operational costs.
Identifying the shift in management responsibility highlights the primary driver of TCO reduction.

Key Concept

Total Cost of Ownership (TCO) in the cloud is reduced primarily by outsourcing the management of physical infrastructure, facilities, power, and cooling to AWS, thereby lowering capital expenditure and reducing operational overhead.
Estimated Time:1m 30s
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Understand concepts of cloud economics

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