Online Access Free Oracle.1Z1-888.v2022-02-09.q146 Practice Test (Page 9)

1Z1-888 Exam Question 36

You are installing MySQL Server 5.7 from a tarball package. You have already set up the correct PATH environment variable and configured your /etc/my.cnf file.
Which command will correctly prepare a data directory?

A.service mysqld prepare-init

B.mysqld_safe --initialize ...

C.mysql -u root -p < support-files/mysqldb.sql

D.mysqld_safe --user=mysql

E.mysqld --initialize ...

1Z1-888 Exam Question 37

The MySQL error log shows:
InnoDB: Warning: a long semaphore wait:
The relevant parts of the InnoDB monitor output shows:

Which two options would help avoid the long wait in the future? (Choose two.)

A.Deactivate the query cache.

B.Increase the value of the innodb_read_io_threadsoption.

C.Set the value of innodb_adaptive_hash_indexto zero.

D.Change the table to use HASH indexes instead of BTREE indexes.

E.Increase the size of the InnoDB buffer pool.

F.Increase the value of the innodb_lock_wait_timeoutoption.

1Z1-888 Exam Question 38

Which statement best describes a "warm" backup?

A.It is similar to a "cold" backup, but differs in that it permits write operations.

B.It backs up the binary log, which contains the most recent "warm" changes.

C.It is similar to a "hot" backup, but differs in that it does not permit write operations.

D.It only backs up "warm" data, that is, data that has been recently modified.

1Z1-888 Exam Question 39

Where does MySQL Linux RPM install the mysqldbinary?

A./usr/libexec/

B./usr/local/mysql/bin/

C./usr/sbin/

D./usr/bin/

E./opt/mysql/server/bin/

1Z1-888 Exam Question 40

You created a backup of the worlddatabase with this command:
shell> mysqldump --opt world > dump.sql
Which two will import the data from dump.sql? (Choose two.)

A.mysql>USE test; mysql>SOURCE dump.sql;

B.mysql> USE test; mysql> LOAD DATA INFILE 'dump.sql';

C.shell> mysqlimport test dump.sql

D.shell> mysql test < dump.sql

E.shell> mysqladmin recover test dump.sql

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