Oracle 1Z0-025 Prüfungsthemen:
| Abschnitt | Ziele |
|---|---|
| Verwaltung archivierter Wiederholungsprotokolldateien | - Konfiguration des ARCHIVELOG-Modus - Pflege archivierter Protokolle und deren Nutzung bei der Wiederherstellung |
| Flashback-Technologie (Oracle 10g) | - Flashback-Abfrage - Flashback-Tabelle |
| Konzepte und Strategien der Datensicherung | - Arten von Sicherungen (kalt, heiß, vollständig, inkrementell) - Strategien zur Sicherung und Überlegungen zur Terminplanung |
| Verfahren zur Wiederherstellung von Datenbanken | - Wiederherstellung nach Bedienfehlern - Wiederherstellung nach Medienausfall und Instanzwiederherstellung - Vollständige und unvollständige Wiederherstellung |
| Recovery Manager (RMAN) | - Architektur und Konfiguration von RMAN - Verwendung des Wiederherstellungskatalogs - Befehle und Skripte für Sicherungen mit RMAN |
Oracle Backup and Recovery 1Z0-025 Prüfungsfragen mit Lösungen
1. In which situation would you need to create a new control file for an existing database?
A) When the name of the recovery catalog file needs to be changed.
B) When ARCHIVE_LOG_START needs to be changed.
C) When MAXLOGMEMBERS needs to be changed.
D) When all archived redo-log files are lost.
2. What is the difference between using NOLOGGING operations in a single database environment and a standby database environment?
A) The affected data file needs to be copied from the primary to the standby server.
B) There is no difference.
C) NOLOGGING operations can be used on the standby database, but not on the primary database.
D) NOLOGGING operations are not available in release 0.1
3. You have been informed that the ORDER table was dropped two days ago. It is unwise to
perform an incomplete recovery of this database; therefore, your only option is to
perform tablespace point-in-time recovery.
What are two ways this can be done in Oracle8i?
A) Recover only the files for the tablespace that contains the ORDER table.
B) Create and recover a clone database and export the primary database into this new database.
C) Create and recover a clone database, export the table from the clone database, then import it into the primary database.
D) Create and recover the database on another machine and use the transportable tablespace option.
4. Which option is used in the parameter file to detect corruptions in an Oracle data block?
A) DBMS_REPAIR
B) VALIDITY_STRUCTURE
C) DB_BLOCK_CHECKING
D) DBVERIFY
5. Which two types of data files do not require synchronization during media recovery? (Choose two)
A) Offline data files.
B) Archived data files.
C) Data files in a rollback segment tablespace.
D) Data files in read-only tablespace.
Fragen und Antworten:
| 1. Frage Antwort: C | 2. Frage Antwort: A | 3. Frage Antwort: C | 4. Frage Antwort: C | 5. Frage Antwort: A,D |
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