A company runs an ecommerce workload on multiple Amazon EC2 instances. The workload requires constant uptime. The company wants to add more EC2 instances to support periods of high user traffic. Which

The correct answer is A. On-Demand Instances. On-Demand Instances allow the company to quickly add EC2 capacity during periods of high user traffic without long-term commitments, while still ensuring constant availability. This makes them the most cost-effective and flexible option for handling variable traffic spikes.

Submitted by tunde_lagos· Mar 6, 2026Billing, Pricing, and Support

Question

A company runs an ecommerce workload on multiple Amazon EC2 instances. The workload requires constant uptime. The company wants to add more EC2 instances to support periods of high user traffic. Which EC2 instance purchasing option will meet this requirement MOST cost- effectively?

Options

AOn-Demand Instances
BDedicated Instances
CSpot Instances
DReserved Instances

How the community answered

(27 responses)

A
81% (22)
B
11% (3)
C
4% (1)
D
4% (1)

Explanation

On-Demand Instances allow the company to quickly add EC2 capacity during periods of high user traffic without long-term commitments, while still ensuring constant availability. This makes them the most cost-effective and flexible option for handling variable traffic spikes.

Community Discussion

No community discussion yet for this question.

Full CLF-C02 Practice