1z1-908 Exam Question 31
Examine this command, which executes successfully:
shell> mysqldump --master-data=2 --single-transaction --result-file=dump.sql mydb Which two statements are true? (Choose two.)
shell> mysqldump --master-data=2 --single-transaction --result-file=dump.sql mydb Which two statements are true? (Choose two.)
1z1-908 Exam Question 32
You have configured GTID-based asynchronous replication with one master and one slave.
A user accidentally updated some data on the slave.
To fix this, you stopped replication and successfully reverted the accidental changes.
Examine the current GTID information:

You must fix GTID sets on the slave to avoid replicating unwanted transactions in case of failover.
Which set of actions would allow the slave to continue replicating without erroneous transactions?
RESET MASTER;
A user accidentally updated some data on the slave.
To fix this, you stopped replication and successfully reverted the accidental changes.
Examine the current GTID information:

You must fix GTID sets on the slave to avoid replicating unwanted transactions in case of failover.
Which set of actions would allow the slave to continue replicating without erroneous transactions?
RESET MASTER;
1z1-908 Exam Question 33
Examine this SQL statement:

Which set of privileges will allow Tom to execute this SQL statement?

Which set of privileges will allow Tom to execute this SQL statement?
1z1-908 Exam Question 34
The data in this instance is transient; no backup or replication will be required. It is currently under performing.
The database size is static and including indexes is 19G.
Total system memory is 32G.
After profiling the system, you highlight these MySQL status and global variables:

The OS metrics indicate that disk is a bottleneck. Other variables retain their default values.
Which three changes will provide the most benefit to the instance? (Choose three.)
The database size is static and including indexes is 19G.
Total system memory is 32G.
After profiling the system, you highlight these MySQL status and global variables:

The OS metrics indicate that disk is a bottleneck. Other variables retain their default values.
Which three changes will provide the most benefit to the instance? (Choose three.)
1z1-908 Exam Question 35
Examine these entries from the general query log:

All UPDATE statements reference existing rows.
Which describes the outcome of the sequence of statements?

All UPDATE statements reference existing rows.
Which describes the outcome of the sequence of statements?