Frequently Asked Questions
What this playlist answers
5 questions this playlist covers — skim
them for a quick takeaway, or dive into the videos above for the full picture.
A data center is a physical facility that houses servers, networking equipment, storage systems, and supporting infrastructure such as power and cooling to deliver digital services and maintain enterprise IT operations.
Common types include enterprise data centers (privately owned), colocation facilities (shared space leased to multiple organizations), hyperscale data centers (cloud-scale operations), and edge data centers (located near end users for low latency).
Availability is measured in nines, such as 99.9% or 99.999% uptime. Higher availability ratings indicate less allowable downtime per year and require more redundant infrastructure and rigorous operational procedures.
Site selection considers natural disaster risk, power grid reliability, network connectivity, local climate for cooling efficiency, regulatory environment, tax incentives, and proximity to end users.
Core components include the CPU, GPU, motherboard, RAM, storage devices (HDD and SSD), power supplies, and network interface cards. Understanding these helps technicians troubleshoot hardware issues and maintain server performance.
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