Oracle 1Z0-045

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Oracle database 10g:new features for Oracle8i ocps Sample Questions:

1. What is true if you want to switch undo tablespaces from the current one, called UNDO1, to a new one called UNDO2?

A) It is possible to switch to UNDO2; only current active transactions will continue to execute inside UNDO1.
B) It is NOT possible to switch unless no active transaction exists in UNDO1.
C) It is possible to switch to UNDO2; current active transactions will be automatically migrated to UNDO2.
D) It is possible to switch to UNDO2, but current active transactions will abort.

2. You have 100 segments in the USERS tablespace. You get an alert that the USERS tablespace is running low on space. You decide to shrink some segments. Which option would you use to determine which segments to shrink?

A) SQL Tuning Advisor
B) Automatic Database Diagnostic Monitor (ADDM)
C) Segment Resource Estimation
D) Segment Advisor
E) SQL Access Advisor

3. How frequently does the Automatic Database Diagnostic Monitor (ADDM) analysis run by default?

A) every 45 minutes
B) each time astatspack snapshot is taken
C) every 60 minutes
D) every 15 minutes
E) every 30 minutes

4. In Oracle 10g, the LogMiner allows storage of a copy of the data dictionary in _____ and _____. (Choose two.)

A) the supplemental log file
B) a nested table in the database
C) the online redo log files
D) an operating system flat file
E) a database file
F) the control file

5. You created a tablespace with the following statement:
CREATE BIGFILE TABLESPACE adtbs DATAFILE '/proddb/data/adtbs.dbf' SIZE 10G;
There is now a requirement to increase the size of the tablespace.
Which two ALTER statements are correct in this scenario? (Choose two.)

A) ALTER TABLESPACEadtbs MODIFY DATAFILE '/proddb/data/adtbs.dbf' AUTOEXTEND ON;
B) ALTER TABLESPACEadtbs ADD DATAFILE;
C) ALTER TABLESPACEadtbs RESIZE 20G;
D) ALTER TABLESPACEadtbs ADD DATAFILE '/proddb/data/adtbs1.dbf' SIZE 10G;
E) ALTER TABLESPACEadtbs AUTOEXTEND ON;

Solutions: