Oracle
1Z0-151 · Question #79
1Z0-151 Question #79: Real Exam Question with Answer & Explanation
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Question
The Orders database table uses Order_id as its primary key. You have written the following code to use in the Orders block of a form: SELECT orders_seq.NEXTVAL INTO :orders.order_id FROM SYS.dual; Which statement is true about this code?
Options
- AIf you place this Code in a trigger that fires when the record is inserted into the database, you will likely
- BIf you place this code in a trigger, you should ensure that Order_Id has its required property set to Yes.
- CIf you place this code in a trigger, you should ensure that Order_Id has its Database Item property set to No.
- DIf the named sequence does not exist, it is automatically created the first time the code is called.
- EYou should place this code a in a database trigger to minimize the gaps in Order IDs.
- FYou should place this code in Pre-insert trigger to minimize the gaps in Order IDs.
- GYou should place this code in a Post_insert trigger to minimize the gaps in Order IDs.
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