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DP-900 · Question #228

A bank has a system that manages financial transactions. When transferring money between accounts. the system must never retrieve a value for the source account that reflects the balance before the…

The correct answer is D. isolation. https://learn.microsoft.com/en-us/training/modules/explore-core-data-concepts/5-transactional-

Submitted by haru.x· Mar 30, 2026Identify considerations for relational data on Azure

Question

A bank has a system that manages financial transactions. When transferring money between accounts. the system must never retrieve a value for the source account that reflects the balance before the transfer and a value for the destination account that reflects the balance after the transfer. Of which ACID semantic is this an example?

Options

  • Aatomicity
  • Bdurability
  • Cconsistency
  • Disolation

How the community answered

(26 responses)
  • A
    8% (2)
  • B
    4% (1)
  • C
    12% (3)
  • D
    77% (20)

Explanation

https://learn.microsoft.com/en-us/training/modules/explore-core-data-concepts/5-transactional-

Topics

#ACID properties#isolation#database transactions#concurrency control

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