You are provisioning a new Azure AI Vision resource in the Azure Portal. You need to choose between a 'F0' free pricing tier and an 'S0' standard pricing tier. What is a key limitation of selecting the F0 pricing tier?
Trap 1: It does not support regional data residency guarantees.
Data residency and security boundaries apply equally to F0 and S0 tiers.
Trap 2: It disables diagnostic log streaming to Azure Monitor.
Diagnostic settings and logging can be configured on free tier resources for testing purposes.
Trap 3: It prohibits the use of managed identities for authentication.
Managed identities are supported across resource tiers where the service supports them.
- A
It does not support regional data residency guarantees.
Why wrong: Data residency and security boundaries apply equally to F0 and S0 tiers.
- B
It disables diagnostic log streaming to Azure Monitor.
Why wrong: Diagnostic settings and logging can be configured on free tier resources for testing purposes.
- C
It restricts the total number of calls allowed per month and limits transaction rates.
F0 is restricted to a specific low monthly call quota and limited transaction-per-second limits.
- D
It prohibits the use of managed identities for authentication.
Why wrong: Managed identities are supported across resource tiers where the service supports them.