Customers need to understand the instance life cycle before using an elastic cloud server. The life cycle refers to the various states that an ECS goes through from creation to execution (or…

Question

Options

• AShutdown: The ECS instance is stopped normally. Instances in this state cannot provide services
• BRunning: The ECS instance is running normally. Instances in this state can run business
• CFault: The ECS instance is in an abnormal state. Instances in this state can still provide services
• DCreating: After the ECS instance is created, the status before the ECS becomes running

• A
  2% (1)
• B
  11% (5)
• C
  80% (36)
• D
  7% (3)

Explanation

Option C is wrong because an ECS instance in a Fault state is experiencing an abnormal condition and is therefore unable to reliably provide services - this is the opposite of what the choice claims. Options A and B are both accurate descriptions: a Shutdown instance is stopped and offline, and a Running instance is healthy and capable of handling workloads. Option D is also correct, as "Creating" accurately describes the transitional state an ECS instance passes through between initial creation and reaching the Running state.

Memory tip: Associate Fault with failure - a faulty instance is broken and out of service, not still serving traffic. If you remember that every non-Running state means the instance is not serving requests (Shutdown = deliberately off, Creating = not ready yet, Fault = broken), option C stands out immediately as false.

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