Most Recent Oracle 1Z0-497 Exam Questions & Answers

Prepare for the Oracle Database 12c Essentials exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Oracle 1Z0-497 exam and achieve success.

The questions for 1Z0-497 were last updated on Jan 18, 2025.

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Question No. 1

Which two statements are true about transactions in Oracle Database 12c?

AMultiple transactions can use the same undo segment.

BA transaction is assigned an undo segment when it is started.

CMultiple transactions cannot share the same extent in an undo tablespace.

DIf all the segments in an undo tablespace are used, transactions use system undo segments to store undo data.

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Correct Answer: A, B

Question No. 2

Which statement about Online Move Data file is true?

AMoving a data file online prevents DML operations on segments stored in the data file.

BFlashing back a database to a point in time before a data file had been renamed online retains the new name.

CMoving a data file online can be performed if the data file is in OFFLINE mode.

DMoving a data file online cannot be performed if the data file is under BEGIN BACKUP.

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Correct Answer: B

Question No. 3

Which two are client-side components of Oracle Data Guard Broker?

AOracle Enterprise Manager Cloud Control

BOracle Data Guard monitor

COracle Data Guard command-line interface (DGMGRL)

DOracle Data Guard Broker Manager

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Correct Answer: A, C

https://docs.oracle.com/database/121/DGBKR/concepts.htm#DGBKR030

Question No. 4

Which statement about CDB architecture is true?

AOracle-supplied metadata resides only in the root container.

BA seed PDB can sometimes be opened for particular operations.

CMultiple PDBs with the same name can reside in the same CDB.

DA CDB can have an infinite number of PDBs.

EYou can create common users in PDBs.

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Correct Answer: A

http://docs.oracle.com/cd/E16655_01/server.121/e17633/cdbovrvw.htm#CNCPT89235

Question No. 5

Which tablespace contains the data dictionary, being automatically created at database creation?

AUSERS

BTEMP

CSYSAUX

DSYSTEM

EEXAMPLE

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Correct Answer: D

http://docs.oracle.com/cd/B10500_01/server.920/a96524/c04space.htm

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