AWS - EC2 FundamentalsWhat is the main benefit of Reserved Instances compared to On-Demand Instances?ALower hourly cost with a commitmentBAbility to stop and start anytime without costCAccess to the newest instance types onlyDNo upfront payment requiredCheck Answer
Step-by-Step SolutionSolution:Step 1: Understand Reserved InstancesReserved Instances require a commitment (1 or 3 years) and offer a lower hourly rate.Step 2: Compare with On-Demand featuresOn-Demand has no commitment but higher cost; Reserved saves money by committing upfront.Final Answer:Lower hourly cost with a commitment -> Option AQuick Check:Reserved = cheaper with commitment [OK]Quick Trick: Reserved = pay less by committing upfront [OK]Common Mistakes:MISTAKESThinking Reserved has no commitmentConfusing with On-Demand flexibilityBelieving Reserved has no upfront cost
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