OCP 11G認(rèn)證考試章節(jié)練習(xí)(2018.08.01)

來源：考試資料網(wǎng)

1 A database is running in ARCHIVELOG mode and regular backups are performed. A user receives the following error message . Which is the recommended sequence of operations you need to perform for the query successfully?（）

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2 What does it mean if a backup is expired?（）

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3 Where can subqueries be used?（）

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4 How many individual archive-log destination directories are supported by Oracle Database11g?（）

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5 What does the minimize load database parameter mean when backing up a database?（）

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6 Which statement is true regarding subqueries?（）

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7 What command would you issue to enable automated backups of control files? （）

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8 Which two statements are true regarding views?（）

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9 Which of the following datatypes store time-zone information in the database?（）

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

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