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Guide for 1Z0-182: Oracle Database 23ai Administration Associate

Quiz 1Z0-182: Oracle Database 23ai Administration Associate

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/ 10

Quiz

1/10
Examine this command: ALTER DATABASE MOVE DATAFILE '/u01/sales01.dbf' TO '/u02/sales02.dbf';
Which two statements are true?
Select the answer
2 correct answers
A.
DML may be performed on tables with one or more extents in this data file during the execution of this command.
B.
It overwrites any existing file with the name sales02.dbf in /u02 by default.
C.
The "TO" clause containing the new file name must be specified even if Oracle Managed Files (OMF) is used.
D.
Compressed objects in sales01.dbf will be uncompressed in sales02.dbf after the move.
E.
Tables with one or more extents in this data file may be queried during the execution of this command.

Quiz

2/10
You execute this command: CREATE SMALLFILE TABLESPACE sales DATAFILE
'/u01/app/oracle/sales01.dbf' SIZE 5G SEGMENT SPACE MANAGEMENT AUTO; Which two
statements are true about the SALES tablespace?
Select the answer
2 correct answers
A.
Free space is managed using freelists.
B.
It uses the database default block size.
C.
It must be smaller than the smallest BIGFILE tablespace.
D.
It is a locally managed tablespace.
E.
Any data files added to the tablespace must have a size of 5 gigabytes.

Quiz

3/10
Your data center uses Oracle Managed Files (OMF) for all databases. All tablespaces are smallfile
tablespaces. SALES_Q1 is a permanent user-defined tablespace in the SALES database. The following
command is about to be issued by a DBA logged in to the SALES database: ALTER TABLESPACE
sales_q1 ADD DATAFILE; Which two actions independently ensure that the command executes
successfully?
Select the answer
2 correct answers
A.
Specify a path in the DATAFILE clause of the command specifying a location with at least 100 MB of available space.
B.
Add the AUTOEXTEND ON clause with NEXT set to 100M.
C.
Ensure that DB_RECOVERY_FILE_DEST and DB_CREATE_FILE_DEST each specify locations with at least 50 MB of available space.
D.
Ensure that DB_CREATE_FILE_DEST specifies a location with at least 100 MB of available space.
E.
Ensure that DB_RECOVERY_FILE_DEST and DB_CREATE_FILE_DEST each specify locations with at least 50 MB of available space.

Quiz

4/10
Which three are benefits of using temp UNDO when performing DML on global temporary tables?
Select the answer
3 correct answers
A.
It permits DML on global temporary tables even if the database is opened read-only.
B.
It reduces the amount of UNDO stored in the UNDO tablespace.
C.
It reduces I/Os to the SYSTEM tablespace.
D.
It reduces the amount of redo generated.
E.
It reduces I/Os to the SYSAUX tablespace.

Quiz

5/10
You want to view the initialization parameter settings for only a specific PDB. Which of the following
statements is true?
Select the answer
1 correct answer
A.
From the PDB, execute SELECT db_uniq_name, pdb_uid, name, value$ FROM pdb_spfile$;
B.
From the CDB root, execute SELECT NAME, VALUE, ISPDB_MODIFIABLE FROM v$parameter;
C.
From the CDB root, execute SELECT db_uniq_name, pdb_uid, name, value$ FROM pdb_spfiles;
D.
From the PDB, execute SELECT NAME, VALUE, ISPDB_MODIFIABLE FROM v$parameter;

Quiz

6/10
Which three statements are true about UNDO and REDO?
Select the answer
3 correct answers
A.
REDO is used for read consistency.
B.
UNDO is used for some flashback operations.
C.
UNDO is used for read consistency.
D.
Both REDO and UNDO can be multiplexed.
E.
REDO is used for ROLLBACK.
F.
REDO is used for instance recovery.

Quiz

7/10
Examine this command: SQL> ALTER TABLE ORDERS SHRINK SPACE COMPACT; Which two statements
are true?
Select the answer
2 correct answers
A.
Dependent indexes become UNUSABLE.
B.
The SHRINK operation causes rows to be moved to empty space starting toward the end of the ORDERS segment.
C.
Only queries are allowed on ORDERS while SHRINK is executing.
D.
The high-water mark (HWM) of ORDERS is adjusted.
E.
Queries and DML statements are allowed on ORDERS while the SHRINK is executing.
F.
The SHRINK operation causes rows to be moved to empty space starting from the beginning of the ORDERS segment.

Quiz

8/10
Which three statements are true about Oracle Managed Files (OMF)?
Select the answer
3 correct answers
A.
If DB_RECOVERY_FILE_DEST is specified but DB_CREATE_ONLINE_LOG_DEST_n is not, the redo logs and control files are placed in DB_RECOVERY_FILE_DEST by default.
B.
If only DB_CREATE_FILE_DEST is specified, only data files and temp files are Oracle managed.
C.
If DB_CREATE_ONLINE_LOG_DEST_1 is specified but DB_CREATE_FILE_DEST is not, new data files and temp files are stored in DB_CREATE_ONLINE_LOG_DEST_1 by default.
D.
If DB_CREATE_FILE_DEST is specified but DB_CREATE_ONLINE_LOG_DEST_n is not, new redo logs and control files are stored in DB_CREATE_FILE_DEST by default.
E.
If only DB_CREATE_ONLINE_LOG_DEST_1 is specified, only redo logs and control files are Oracle Managed.
F.
If DB_RECOVERY_FILE_DEST is specified, at least two different locations must be specified for DB_CREATE_ONLINE_LOG_DEST_n.

Quiz

9/10
You have connected to a PDB to perform the administration operations of changing and verifying a
system parameter that is PDB_MODIFIABLE. What is the appropriate mode to open the PDB to
achieve this?
Select the answer
1 correct answer
A.
READ WRITE
B.
RESTRICTED READ ONLY
C.
READ ONLY
D.
RESTRICTED WRITE ONLY

Quiz

10/10
You must create a tablespace of nonstandard block size in a new file system and plan to use this
command: CREATE TABLESPACE ns_tbs DATAFILE '/u02/oracle/data/nstbs_f01.dbf' SIZE 100G
BLOCKSIZE 32K; The standard block size is 8K, but other nonstandard block sizes will also be used.
Which two are requirements for this command to succeed?
Select the answer
2 correct answers
A.
DB_32K_CACHE_SIZE must be less than DB_CACHE_SIZE.
B.
DB_32K_CACHE_SIZE must be set to a value that can be accommodated in the SGA.
C.
The operating system must use a 32K block size.
D.
DB_32K_CACHE_SIZE should be set to a value greater than DB_CACHE_SIZE.
E.
The /u02 file system must have at least 100G space for the datafile.
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  • Quiz name:1Z0-182: Oracle Database 23ai Administration Associate
  • Total number of questions:94
  • Number of questions for the test:50
  • Pass score:80%

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