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1z0-497 Exam Dumps : Oracle Database 12c Essentials

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Oracle Database 12c Essentials Questions and Answers

Question 1

Which three statements about replication options are true?

Options:

A.

The Oracle Streams information flow consists of three components: capture, redo transfer, arid consumption.

B.

Oracle Streams is deprecated in Oracle Database 12c Release 1.

C.

Oracle Database Advanced Replication is deprecated in Oracle Database 12c Release 1, including multimaster replication, updatable materialized views, multitier materialized views, and deployment templates.

D.

Oracle Database Advanced Queuing is independent of Oracle Streams.

E.

The Oracle GoldenGate software architecture is composed of three primary components: capture, propagate, and trail files.

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Question 2

Which three events signal a database writer (DWR) to write buffers to disk?

Options:

A.

The database advances a checkpoint.

B.

A client process commits a transaction.

C.

The redo log buffer becomes full.

D.

A server process cannot find non-dirty blocks after scanning a threshold number of buffers.

E.

A tablespace is changed to read-only status.

F.

The database is shut down in immediate mode.

Question 3

In this SQL statement, what is the partitioning criteria?

CREATE TABLE books_part

PARTITION BY RANGE (cell_id) (

PARTITION p0l VALUES LESS THAN (2),

PARTITION p02 VALUES LESS THAN (3) ,

. . .

PARTITION pl4 VALUES LESS THAN (15),

PARTITION pl5 VALUES LESS THAN (16),

PARTITION pl6 VALUES LESS THAN (MAXVALUE)

)

AS SELECT * FROM books;

Options:

A.

books

B.

pxx

C.

MAXVALUE

D.

cell_id

E.

There is no partitioning criteria.