Cloud ConceptsQuestion 11 of 100
Which statement correctly contrasts vertical scaling with horizontal scaling?
a.Vertical scaling adds more instances; horizontal scaling makes an instance smaller
b.Both terms mean the same thing
c.Vertical scaling increases the size of a single resource; horizontal scaling adds more resources
d.Horizontal scaling only applies to databases
Explanation
Vertical scaling (scaling up) increases the capacity of an individual resource, such as moving to a larger instance type. Horizontal scaling (scaling out) adds more resources, such as more instances behind a load balancer.
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