Oracle
1Z0-554 · Question #84
Your application contains an entity object, OrdersEO. You decide to create an updatable view object SpecialOrdersVO, to handle orders that contain not-from-stock items. How will SpecialOrdersVO and…
The correct answer is B. SpecialOrdersVO queries the database; the retrieved data is validated in the entity object, and then. See the full explanation below for the reasoning.
Question
Your application contains an entity object, OrdersEO. You decide to create an updatable view object SpecialOrdersVO, to handle orders that contain not-from-stock items. How will SpecialOrdersVO and OrdersEO interact to retrieve data about special orders?
Options
- AOrdersEO retrieves the data from the database and validates it; SpecialOrdersVO then queries the
- BSpecialOrdersVO queries the database; the retrieved data is validated in the entity object, and then
- CSpecialOrdersVO queries the OrdersEO entity object to retrieve data about special orders; the data is
- DSpecialOrdersVO queries the OrdersEO cache; the data is validated by the entity object, and then the
How the community answered
(24 responses)- A8% (2)
- B75% (18)
- C13% (3)
- D4% (1)
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