Oracle Advanced Transaction Management: Expert-Level Quiz

Oracle Advanced Transaction Management Quiz

The quiz is designed to test your in-depth understanding of how Oracle handles transactions at an advanced level. You should be prepared to answer questions that require practical knowledge of handling concurrency, ensuring data consistency, and managing transactions in complex environments. Let's Begin!

1 / 20

In which of the following ways does the database use SCNs to coordinate the distributed transactions among different databases?

The distributed transaction commits with the highest global SCN among all the databases involved

The commit global SCN is sent to all databases involved in the transaction

An application establishes a connection using a database line

All of the above

2 / 20

Savepoints divide a long transaction into smaller parts. True or False?

True

False

3 / 20

What is the role in the session tree with a node forced to reference data on other nodes to complete its part of the transaction?

Local coordinator

Global coordinator

Client

Database server

4 / 20

The ______ subsystem manages the reliability property of a DBMS.

Reliability

Property

Database

Recovery

5 / 20

Errors discovered during SQL statement execution cause;

Deadlock

Statement-level rollback

Row-level rollback

Both a and b

6 / 20

Can we use savepoint before each function begins?

Yes

Not sure

7 / 20

All changes made in a transaction are ______ once it commits.

Not Visible

Visible

Not Broken

Broken

8 / 20

_____ states that all operations of a transaction must occur simultaneously; otherwise, the transaction will be aborted.

Isolation

Atomicity

Durability

Consistency

9 / 20

Which of the following way can the Distributed transactions become in-doubt?

An unhandled software error does not occurs

A server machine running Oracle Database software crashes

A network connection between two or more Oracle Databases involved in distributed processing is connected

None of the above

10 / 20

How many properties of transactions are there?

11 / 20

To ensure that a transaction does not hang if it cannot obtain a lock, which of the following statements below should be executed?

FOR UPDATE ... WAIT

UPDATE ... WAIT

UPDATE ... NOWAIT

FOR UPDATE ... NOWAIT

12 / 20

When a transaction is committed, what does the LGWR do?

Writes the transaction's SCN to the online redo log file

Writes redo log entries in the SGA's redo log buffers to the online redo log file

Writes the unique system change number (SCN) to redo log file

Both a and b

13 / 20

When a statement is suspended, the transaction is automatically suspended. True or False?

True

False

14 / 20

Which of the following/s are supported by transaction control statements?

Insert, Remove, Delete

Alter,Execute,Drop

All of the above

Commit, Rollback, Savepoint

15 / 20

In which of the following states, the transaction executes its final operation?

Aborted

Failed

Active

Partially Committed

16 / 20

Different transactions can not have the same transaction name. True or False?

True

False

17 / 20

Transactions allow the database to be transformed from _______.

One inconsistent state to another consistent state

One inconsistent state to another inconsistent state

One consistent state to another consistent state

One consistent state to another inconsistent state

18 / 20

The ______ state means that the effects have been saved permanently in the database.

Active

Committed

Partially Committed

Aborted

19 / 20

Which of the following is not a property of transaction?

Consistency

Atomicity

Durability

None of the above

20 / 20

The state of all executed transactions is restored to its consistent state if the transaction fails in the ______.

Beginning

Middle

End

None of the above

Your score is

The average score is 0%

Oracle advanced transaction management delves into managing complex transactions in Oracle databases.

It covers distributed transactions, two-phase commit protocols, savepoints, and techniques for ensuring data integrity and consistency in concurrent environments.

This quiz is designed for professionals seeking to optimize transaction handling and ensure data consistency in enterprise systems.