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Oracle 1z0-888 Exam Actual Questions

The questions for 1z0-888 were last updated on April 29, 2024.
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  • Viewing questions 1-4 out of 155 questions

Topic 1 - Exam A

Question #1 Topic 1

You have just executed a manual backup by using this command: mysqlbackup –u root –p –-socket=/tmp/my.sock –-backup-dir=/my/backup/ backup
The operation completed without error.
What is the state of this backup and operation required before it is ready to be restored?

  • A. Backup State = Compressed Backup
    Operation = copy-back
  • B. Backup State = Raw Backup -
    Operation = apply-log
  • C. Backup State = Prepared Backup -
    Operation = validate
  • D. Backup State = Prepared Backup -
    Operation = apply-log
  • E. Backup State = Raw Backup -
    Operation = backupdir-to-image
Reveal Solution Hide Solution   Discussion   1

Correct Answer: E 🗳️

Question #2 Topic 1

Which MySQL utility program should you use to process and sort the Slow Query Log based on query time or average query time?

  • A. mysqldumpslow
  • B. mysqldump
  • C. mysqlaccess
  • D. mysqlshow
  • E. mysqlslow
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Correct Answer: A 🗳️

Question #3 Topic 1

Consider:

Which statement best describes the meaning of the value for the key_len column?

  • A. It shows how many bytes will be used from each index row.
  • B. It shows the number of characters indexed in the key.
  • C. It shows the total size of the index row.
  • D. It shows how many columns in the index are examined.
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Correct Answer: A 🗳️

Question #4 Topic 1

Examine the mydata table and SELECT statements:

You issue:
mysql> begin;
mysql> update mydata set a=0 where b=3;
How many rows are now protected by locks with the default InnoDB configuration?

  • A. one
  • B. one row and a next-key lock for supremum
  • C. one row and a gap-lock
  • D. five
Reveal Solution Hide Solution   Discussion  

Correct Answer: D 🗳️

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