Oracle 1z0-515 questions and answers

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1.Identify the action that you CANNOT perform using Database Resource Manager.
A. Define Consumer Groups.
B. Create rules to map sessions to Consumer Groups.
C. Define a Resource Plan.
D. Allocate individual CPUs to Consumer Groups.
Answer: B

2.You will be implementing a data warehouse for one of your customers. In your design process, which
index type is most likely to be used to improve the performance of some queries where the data is of low
cardinality?
A. Bitmap indexes
B. B*tree indexes
C. Reverse indexes
D. Invisible indexes
Answer: A

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