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Oracle Updated 1z0-182 Exam Questions and Answers by presley

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Oracle 1z0-182 Exam Overview :

Exam Name: Oracle Database 23ai Administration Associate
Exam Code: 1z0-182 Dumps
Vendor: Oracle Certification: Oracle Database 23ai
Questions: 94 Q&A's Shared By: presley
Question 20

What are Optimizer Statistics?

Options:

A.

Optimizer Statistics are a set of data distribution statistics collected in real time as data is inserted, deleted, or updated, which are stored in AWR and used for generating SQL execution plans.

B.

Optimizer Statistics are statistics about data distribution within Oracle Datafiles.

C.

Optimizer Statistics are table, column, index, and system statistics used for generating efficient SQL execution plans.

D.

Optimizer Statistics are part of system performance statistics stored in AWR required for calculating SQL execution plans.

Discussion
Nell
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Question 21

You are going to perform a hot remote clone of PDB1 from CDB1 as TESTPDB in CDB2. Which of the following is a necessary prerequisite for the hot remote clone?

Options:

A.

PDB1 must be taken offline before the cloning process begins.

B.

Both CDBs need to be in local undo mode.

C.

PDB1 must be in read-only mode.

D.

TESTPDB must be in read-only mode after the cloning process is complete.

Discussion
Question 22

Which two statements are true about the DUAL table?

Options:

A.

It can be accessed by any user who has the SELECT privilege in any schema.

B.

It consists of a single row and single column of VARCHAR2 data type.

C.

It can display multiple rows but only a single column.

D.

It can be accessed only by the SYS user.

E.

It can display multiple rows and columns.

F.

It can be used to display only constants or pseudo columns.

Discussion
Question 23

Which three tasks are part of the predefined Automated Maintenance Tasks?

Options:

A.

Automatic Backups of the database system files.

B.

Automatic Optimizer Statistics Collection.

C.

Automatic error and failure log collection tasks.

D.

Automatic SQL Plan Management advisor tasks.

E.

Automatic notification tasks.

F.

Automatic segment and segment statistics advisor tasks.

Discussion
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