OCP 11G認(rèn)證考試單項(xiàng)選擇題每日一練(2019.01.14)

來源：考試資料網(wǎng)

1 Examine the following RMAN command:
RMAN> CONFIGURE ENCRYPTION FOR DATABASE ON;
RMAN> BACKUP DATABASE PLUS ARCHIVELOG;
Which prerequisite must be met before accomplishing the backup?（）

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2 You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? （）

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3 How many different calendars does Oracle 11g support?（）

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4 If two windows overlap, which window attribute will determine whether one should be chosen over the other?（）

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5 You create two resource plans, one for data warehouse loading jobs at night and the other for application jobs at day time. You want the resource plans to activate automatically so that the resource allocation is optimum as desired by the activity.How would you achieve this? （）

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