ATP Capacity Planning & Scalability Flashcards
6 cards from real ATP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 ATP Capacity Planning & Scalability flashcards as text
What is the primary goal of data center capacity planning?
Answer: Ensuring resources meet current and future demand without over-provisioning
Capacity planning ensures that compute, power, cooling, and space resources align with current and projected workload demands without wasteful over-provisioning.
Which metric is most commonly used to measure available white space capacity in a data center?
Answer: Square footage of raised floor
White space refers to the raised floor or usable floor area available for IT equipment, typically measured in square footage.
In capacity planning, what does 'stranded capacity' refer to?
Answer: Usable capacity that cannot be utilized due to a constraint in another resource
Stranded capacity occurs when one resource (e.g., power) is fully utilized, preventing the use of available capacity in another resource (e.g., cooling or space).
What planning horizon is typically recommended for a Tier III or Tier IV data center capacity roadmap?
Answer: 3–5 years
A 3–5 year capacity roadmap allows organizations to plan capital expenditures, infrastructure upgrades, and phased expansions in alignment with business growth.
Which tool is most effective for real-time capacity tracking across power, cooling, and space in a data center?
Answer: DCIM (Data Center Infrastructure Management) software
DCIM software integrates power, cooling, and space data into a unified real-time dashboard, enabling accurate capacity tracking and forecasting.
What is 'scalability' in the context of data center design?
Answer: The capability to expand capacity incrementally without major redesign
Scalability refers to the ability to incrementally add power, cooling, space, or compute capacity to meet growing demand without requiring a full redesign.