Question 17
DP-800 is a newly released exam. These practice questions reflect our best current understanding — the exact wording and question formats may change in the live exam until the certification matures. Use them to learn the concepts, not to memorize.
DP-800 voucher + Udemy course (lifetime access) = ₹3,500 for Indian ID card holders.
Details →A payments workflow must prevent lost updates when multiple sessions edit the same rows concurrently. Which action should you recommend?
- AChoose an isolation level and locking strategy that protects concurrent updates.
- BDisable all transactions.
- CAllow last writer wins without checks.
- DMove payment records to flat files.