Oracle Transaction Control Statements: Beginner-Level Quiz

A ______ database state is one in which all data integrity constraints are satisfied.

If several concurrent transactions are executed over the same data set and the second transaction updates the database before the first transaction is finished, the _____ property is violated and the database is no longer consistent.

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

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

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

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

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

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

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

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.

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

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

The Oracle RDBMS uses the ______ statement to declare a new transaction start and its properties.

According to the ANSI SQL standard, when does a transaction begin?

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

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

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

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

Which of the following statements is not correct;

The process of trimming sets of inter-related Operations into a single unit and executing those operations by applying the do everything or do-nothing principle is called transaction management in Oracle. True or False?