Trivia Flashcards

Which AWS pricing model allows customers to pay a lower hourly rate in exchange for a capacity commitment over 1 or 3 years?

Answer: Reserved Instances

Reserved Instances provide a significant discount compared to On-Demand pricing in exchange for a 1- or 3-year usage commitment.

What AWS service provides a managed Kubernetes container orchestration platform?

Answer: Amazon EKS

Amazon EKS (Elastic Kubernetes Service) is the fully managed Kubernetes service from AWS.

Which of the following is NOT one of the five pillars of the AWS Well-Architected Framework?

Answer: Profitability

The five pillars are Operational Excellence, Security, Reliability, Performance Efficiency, and Cost Optimization — Profitability is not one of them.

Which AWS service acts as a virtual firewall to control inbound and outbound traffic at the instance level?

Answer: Security Group

Security Groups act as virtual firewalls at the EC2 instance level, controlling inbound and outbound traffic using stateful rules.

What does 'high availability' mean in the context of AWS cloud architecture?

Answer: Systems remain operational with minimal downtime

High availability refers to designing systems that continue to operate with minimal interruption, even during failures.

Which AWS service provides a dedicated private connection between on-premises networks and AWS?

Answer: AWS Direct Connect

AWS Direct Connect provides a dedicated, private physical network connection between your on-premises data center and AWS.

Amazon EC2 Spot Instances allow customers to use spare AWS capacity at what kind of pricing?

Answer: Heavily discounted, market-based pricing

Spot Instances let you use unused EC2 capacity at up to 90% off On-Demand prices, but AWS can reclaim them with a 2-minute warning.