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

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Q. Which of the following occurs when one transaction reads a changed record that has not been committed to the database?

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Q. Which of the following allows dirty reads, nonrepeatable reads and phantom reads to occur?

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Q. Which of the following locks the item from access of any type?

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Q. The size of a lock is called:

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Q. 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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Q.
Locks placed by the DBMS are called ________ .

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Q. If an transaction is performed in a database and committed, the changes are taken to the previous state of transaction by

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Q. When the transaction finishes the final statement the transaction enters into

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Q. Which of the following is an atomic sequence of database actions?

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Q. DBMS periodically suspends all processing and synchronizes its files and journals through the use of

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Q. A race condition occurs when

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Q. Data integrity control

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Q. The type of constraints that specifies the uniqueness of data stored in the database are considered as

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Q. The property of DBMS which ensures the execution of all the operations in transaction or none of the operation is executed is classified as

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Q. The control feature in database management system which ensures the accuracy of data updated by multiple users is classified as

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Q. The property of DBMS which ensures whether the hundreds of applications are executed, each transaction must be executed in isolation is classified as

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Q. If a transaction has obtained a __________ lock, it can read but cannot write on the item

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Q. If a transaction has obtained a ________ lock, it can both read and write on the item

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Q. A transaction can proceed only after the concurrency control manager ________ the lock to the transaction

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