Free Oracle 1Z0-497 Exam Practice Questions & Explanations

Last updated on: Oct 28, 2026
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Question 1

Which is the default isolation level in Oracle Database 12c?

Answer Options
Correct Answer: C
Explanation

http://docs.oracle.com/cd/B28359_01/server.111/b28318/consist.htm#CNCPT1312 (see the sentence that comes right after table 13-1)

Question 2

Which two statements about PDBs and CDBs are true?

Answer Options
Correct Answer: D, E
Question 3

Which two statements about Global Data Services (GDS) are correct?

Answer Options
Correct Answer: A, C
Explanation

http://www.oracle.com/technetwork/database/availability/global-data-services-12c-wp-1964780.pdf (page 8)

Question 4

Which normalization level is adopted in real-world database systems?

Answer Options
Correct Answer: C
Question 5

YOU want to move all objects of the CONSULTANT user from the test database to theDB-USER schema of the production database. Which option of IMPDP would you use to accomplish this task?

Answer Options
Correct Answer: D