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MANAGING MULTIUSER DATABASES QUIZ

A transaction is a series of actions to be taken on the database so that either all of them are performed successfully or none of them are performed at all.

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A cursor type in which the application can only move forward through the recordset is called:

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The overall responsibility of the DBA is to facilitate the development and use of the database.

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The goal of database security is to ensure that only authorized users can perform authorized activities at authorized times.

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Which of the following disallows both dirty reads and nonrepeatable reads, but allows phantom reads?

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In optimistic locking, the assumption is made that conflict will occur.

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Database administration refers to a function that applies to the entire organization.

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A cursor type in which the application sees the data as they were at the time the cursor was opened is called:

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Which of the following refers to a cursor type that when the cursor is opened, a primary key value is saved for each row in the recordset; when the application accesses a row, the key is used to fetch the current values of the row?

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Locks placed by the DBMS are called ________ .

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