Free Access Oracle.1z1-908.v2022-04-11.q40 Practice Test (Page 8)

Question 31

You have a MySQL system with 500 GB of data that needs frequent backups.
You use a mix of MyISAM and InnoDB storage engines for your data.
Examine your backup requirement:
* The MySQL system being backed up can never be unavailable or locked to the client applications.
* The recovery from the backup must work on any system.
* Only 1 hour of data can be lost on recovery of the backup.
Which option fulfills all backup requirements?

A.Take a physical backup of the MySQL system.

B.Take a logical backup of the MySQL system.

C.Take your backup from a slave of the MySQL system.

D.Use the Clone Plugin to copy the data to another MySQL system.

Question 32

A MySQL server is monitored using MySQL Enterprise Monitor's agentless installation.
Which three features are available with this installation method? (Choose three.)

A.network-related information and network characteristics

B.CPU utilization

C.MySQL Replication monitoring

D.disk usage and disk characteristics including disk advisors warnings

E.security-related advisor warnings

F.MySQL Query Analysis data

G.operating system memory utilization

Question 33

Which three are characteristics of a newly created role? (Choose three.)

A.It can be protected with a password.

B.It can be renamed using the RENAME ROLE statement.

C.It can be dropped using the DROP ROLE statement.

D.It is created as a locked account.

E.It is stored in the mysql.role table.

F.It can be granted to user accounts.

Question 34

Which two queries are examples of successful SQL injection attacks? (Choose two.)

A.SELECT user,passwd FROM members
WHERE user = '?';INSERT INTO members('user','passwd') VALUES
('[email protected]','secret');--';

B.SELECT user, phone FROM customers WHERE name = '\; DROP TABLE users; --';

C.SELECT email,passwd FROM members
WHERE email = 'INSERT INTO members('email','passwd') VALUES ('[email protected]',
'secret');--';

D.SELECT id, name FROM user WHERE user.id=(SELECT members.id FROM members);

E.SELECT id, name FROM user WHERE id=23 OR id=32 OR 1=1;

F.SELECT id, name FROM user WHERE id=23 OR id=32 AND 1=1;

Question 35

An attempt to recover an InnoDB Cluster fails.
Examine this set of messages and responses:
host3:3377 ssl JS > dba.rebootClusterFromCompleteOutage()
Reconfiguring the default cluster from complete outage…
The instance ‘host1:3377'’ was part of the cluster configuration.
Would you like to rejoin it to the cluster? [y/N]: y
The instance ‘host2:3377’ was part of the cluster configuration.
Would you like to rejoin it to the cluster? [y/N]: y
Dba.rebootClusterFromCompleteOutage: The active session instance isn’t the most updated in comparison with the ONLINE instances of the Cluster’s metadata. Please use the most up to date instance: ‘host1:3377’. (RuntimeError) Which statement is true?

A.The active session instance is invalid and must be re-created by using the command shell.connect (‘host3:3377’).

B.The instance deployed on host3must be rebuilt with a backup from the primary instance.

C.The instance deployed on host3must be synchronized from a donor deployed on host1by using the command cluster.addInstance(‘host1:3377’).

D.The cluster is running and there is at least one ONLINEinstance.

E.It is possible to determine the most up-to-date instance by comparing different global transaction identifier (GTID) sets with GTID_SUBSET(set1,set2).

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Question 31

Question 32

Question 33

Question 34

Question 35

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