QuestionQ116

Cloud Computing Fundamentals

In a cloud system design, what is the primary distinction between high availability and fault tolerance?

  • A High availability requires hardware duplication, while fault tolerance only uses load balancing.
  • B High availability relies on rapid recovery mechanisms, while fault tolerance ensures continuous operation without disruption.
  • C High availability and fault tolerance are interchangeable terms that both mean zero downtime.
  • D High availability and fault tolerance both guarantee compliance with disaster recovery requirements.
Explanation

High availability reduces service downtime by using redundancy and fast failover or recovery. Fault tolerance maintains uninterrupted service when a component fails, typically through active redundancy.

Community Discussion

No comments yet. Be the first to start the discussion!