Free Oracle 1Z0-908 Exam Questions

Become Oracle Certified with updated 1Z0-908 exam questions and correct answers

Page: 1 / 79

Total 392 Questions | Updated On: Mar 24, 2026

Add To Cart

Question 1

You need to replicate a table from a master to a slave. The master and slave copies of the table will have different number of columns.

Which two conditions must be true? (Choose two.)

A : Each extra column in the copy with more columns must not have a default value.

B : Columns that are common to both versions of the table must be defined in the same order on the master and the slave.

C : The slave database cannot have more columns than the master. Only the master database can have more columns.

D : Columns that are common to both versions of the table must come first in the table definition, before any additional columns are additional columns are defined on either server.

E : The master database cannot have more columns than the slave. Only the slave deatbase can have more columns.

Answer: B,D

Question 2

You execute mysqladmin shutdown on a MySQL server that is decribed as follows:

- It is running with both active and idle client connections.

- It has open transactions against InnoDB.

- It has active multi-row inserts into MyISAM engine tables.

- Innodb_fast_shitdown is set to 1.

What are three effects of shutting down the server by using a mysqladmin shutdown command?

A : Connections that have an open transaction are rolled back.

B : Connections with statements running against MyISAM tables wait for completion.

C : New client connections are not accepted after shutdown is initiated.

D : Connections are accepted during the shutdown process because a graceful shutdown can take large amounts of time.

E : Partial updates may occur for non-transactional tables.

Answer: A,C

Question 3

Your MySQL server was upgraded from an earlier major version.

The sales database contains three tables, one of which is the transactions table, which has 4 million rows.

You are running low on disk space on the datadir partition and begin to investigate.

Examine these commands and output:

Other-Image-5400dea42-15fa-4b95-aaab-09ec510a61e4

Which two statements are true? (Choose two.)

A : Executing SET GLOBAL innodb_row_format=COMPRESSED and then ALTER TABLE transactionswill free up disk space.

B : Executing ALTER TABLE transactions will enable you to free up disk space.

C : Truncating the sales and leads table will free up disk space.

D : Truncating the transactions table will free up the most disk space.

E : The transactions table was created with innodb_file_per_table=OFF.

Answer: A

Question 4

Which query would you use to find connections that are in the same state for longer than 100 seconds?

A : SHOW FULL PROCESSLIST WHEER Time > 100;

B : SELECT * FROM INFORMATION_SCHEMA.EVENTS SHERE STARTS < (DATE_SUB (NOW ( ), INTERVAL 100 SECOND) );

C : SELECT * FROM INFORMATION_SCHEMA.PROCESSLIST WHERE TIME > 100;

Answer: C

Question 5

When the backup is taken, there are no errors.

Why are triggers missing from the backup?

A : The FILE privilege is required to back up the TRG files stored in the database directory.

B : The PROCESS privilege will allow the user access to process items such as triggers and functions.

C : The ALL privilege is required to back up triggers because triggers have a wide variety of abilities.

D : The TRIGGER privilege Is required to create, execute, and show triggers in a database.

Answer: D

Page: 1 / 79

Total 392 Questions | Updated On: Mar 24, 2026

Add To Cart