D330 Data Systems Administration - Set 3 - Part 3

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 41: What is the purpose of the Oracle Scheduler?

To manage memory allocation

To schedule and run jobs

To manage database backup and recovery

To handle redo log archiving

Question 42: Which of the following statements is true about Oracle Managed Files (OMF)?

OMF requires manual file management.

OMF automatically creates and manages data files.

OMF is deprecated in Oracle 12c.

OMF cannot be used with ASM.

Question 43: Which of the following SQL statements creates an undo tablespace?

CREATE UNDO TABLESPACE undotbs DATAFILE 'undotbs01.dbf' SIZE 500M;

CREATE TABLESPACE undotbs UNDO FILE 'undotbs01.dbf' SIZE 500M;

CREATE TABLESPACE undotbs UNDO DATAFILE 'undotbs01.dbf' SIZE 500M;

CREATE UNDO DATAFILE undotbs SIZE 500M;

Question 44: Which of the following actions is performed by the Oracle listener process?

Manages background processes

Listens for and establishes client connections

Manages data file backups

Handles redo log writing

Question 45: Which SQL statement disables a role for the current session?

ALTER SESSION DISABLE ROLE;

SET ROLE NONE;

ALTER SESSION SET ROLE DISABLED;

ALTER ROLE DISABLE;

Question 46: Which view provides information about the files that belong to locally managed temporary tablespaces?

DBA_TEMP_FILES

DBA_DATA_FILES

DBA_TABLESPACES

DBA_FREE_SPACE

Question 47: What is the smallest allocation unit in Oracle's storage hierarchy?

Data block

Extent

Segment

Data file

Question 48: Which process is responsible for updating the control files and data file headers with the latest checkpoint information?

CKPT

DBWn

LGWR

PMON

Question 49: Which of the following components are stored in a tablespace?

Control files

Redo log files

Permanent segments

Temporary redo logs

Question 50: Which SQL statement changes the default temporary tablespace for a user?

ALTER USER SET DEFAULT TEMPORARY TABLESPACE temp;

ALTER USER SET TEMPORARY TABLESPACE temp;

ALTER USER SET TEMPORARY TABLESPACE = temp;

ALTER USER SET TEMP = temp;

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