Oracle 1Z0-025

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Oracle 1Z0-025 Exam Syllabus Topics:

Oracle Backup and Recovery Sample Questions:

1. In which mode is 'Closed database backups' the only backup option available?

A) READ ONLY mode.
B) NOARCHIVELOG mode.
C) READ WRITE mode.
D) ARCHIVELOG mode.

2. When using the DBVERIFY tool to detect corruption in an Oracle data block, which statement is true?

A) The utility cannot verify data files for a database with any DB_BLOCK_SIZE less than or equal to 8K bytes.
B) The utility can verify data files for a database with any DB_BLOCK_SIZE
C) The utility cannot verify data files for a database with any DB_BLOCK_SIZE greater than 2K bytes.
D) The utility cannot verify data files for a database with any DB_BLOCK_SIZE less than or equal to 4K bytes.

3. Given the RMAN script:
run(
allocation channel t2 type 'SET_TAPE'
backup filesperset 3
format '/disk1/backup/ar_%t_%s_%p'
(Archivelog from logseq*1056 until logseq*1056
thread*1 delete input):
)
What does this script do?

A) Backup one data file into one backup set.
B) Backup three archived logs into three backup pieces.
C) Backup one archived log into one backup piece.
D) Backup three data files into one backup set.
E) Backup one archived log into three backup set.
F) Backup three archived logs into one backup set.

4. What are two causes of a user process failure? (Choose two)

A) There is a head crash on the disk containing a database file.
B) A table is accidentally truncated.
C) There is a logic error in the application.
D) The application program receives an addressing exception.
E) The user issues an abnormal interrupt.

5. During an opened database backup, a power failure occurs. Which SQL statement do you issue to resolve this situation after mounting the database?

A) ALTER DATABASE DATAFILE n END BACKUP
B) ALTER DATABASE n END BACKUP
C) ALTER TABLESPACE name DATAFILE n END BACKUP
D) ALTER DATABASE OPEN RESETLOGS

Solutions: