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Oracle Updated 1z0-908 Exam Questions and Answers by ocean

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Oracle 1z0-908 Exam Overview :

Exam Name: MySQL 8.0 Database Administrator
Exam Code: 1z0-908 Dumps
Vendor: Oracle Certification: MySQL Database Administration
Questions: 140 Q&A's Shared By: ocean
Question 20

Examine these entries from the general query log:

Questions 20

All UPDATE statements reference existing rows.

Which describes the outcome of the sequence of statements?

Options:

A.

Connection 24 experiences a lock wait timeout.

B.

Connection 25 experiences a lock wait timeout.

C.

A deadlock occurs immediately.

D.

All statements execute without error.

E.

A deadlock occurs after innodb_lock_wait_timeout seconds.

Discussion
Question 21

A clean shutdown was performed with innodb_fast_shutdown=0.

While you were manipulating files, all files were accidentally deleted from the top-level data directory.

Which two files must be restored from backup to allow the DB to restart cleanly? (Choose two.)

Options:

A.

ibtmp1

B.

undo_001

C.

ib_buffer_pool

D.

ibdata1

E.

mysql.ibd

F.

ib_logfile0

Discussion
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