Oracle Transaction Control Statements: Beginner-Level Quiz

What is the default behavior of Oracle in the absence of a COMMIT or ROLLBACK?

A(n) ______ lock exists when concurrent transactions are granted Read access on the basis of a common lock.

All transactions are controlled and executed by the DBMS (subject to some limitations) to guarantee database _____.

The ______ lock allows concurrent transactions to access the same row as long as they require the use of different fields within that row.

A transaction can include multiple SQL statements. True or False?

If we are inserting / updating / deleting data to/from a table then we are performing a transaction on a table. True or False?

Deadlocks are possible only when one of the transactions wants to obtain a(n) ______ lock on a data item.

The ______ statement is used to end a successful transaction.

The rule of transaction tells that either all the statements in the transaction should be executed (all are committed) successfully or none of those statements to be executed (i.e. all are canceled or rollbacked). Is this statement true?

When a program is abnormally terminated, the equivalent of a ______ command occurs.

A DBMS uses a transaction ______ to keep track of all transactions that update the database

In a ______ lock, the DBMS will lock an entire disk page.

______ ensures that once transaction changes are done, they cannot be undone or lost, even in the event of a system failure.

The three basic techniques to control deadlocks are: deadlock ______, deadlock detection, and deadlock avoidance.

Which statement allows you to create a marker to which you can later roll back?

All lock information is managed by a ______, which is responsible for assigning and policing the locks used by the transactions.

When the recovery procedure uses _____, the database is immediately updated by transaction operations during the transaction's execution, even before the transaction reaches its commit point.

______ means that the data used during the execution of a transaction cannot be used by a second transaction until the first one is completed.

If a transaction is not explicitly committed or rolled back, the changes are saved automatically by Oracle. True or False?

A transaction in Oracle ensures that either all of the command succeeds or none of the commands succeeds. True or False?