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多选题
You executed the following command to create a tablespace called SALES_DATA: > CREATE TABLESPACE sales_data DATAFILE SIZE 100M SEGMENT SPACE MANAGEMENT AUTO; Which two statements are true about the SALES_DATA tablespace ()
A
The database automatically determines the extent-sizing policy for the tablespace.
B
The segments are automatically shrunk when the contents are removed from them.
C
The allocation of extents within the tablespace is managed through the dictionary tables.
D
The space utilization description of the data blocks in segments is recorded inbitmapblocks.
E
The space utilization description of the data blocks in segments is managed through free lists.MANUAL
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更多 “多选题You executed the following command to create a tablespace called SALES_DATA: CREATE TABLESPACE sales_data DATAFILE SIZE 100M SEGMENT SPACE MANAGEMENT AUTO; Which two statements are true about the SALES_DATA tablespace ()AThe database automatically determines the extent-sizing policy for the tablespace.BThe segments are automatically shrunk when the contents are removed from them.CThe allocation of extents within the tablespace is managed through the dictionary tables.DThe space utilization description of the data blocks in segments is recorded inbitmapblocks.EThe space utilization description of the data blocks in segments is managed through free lists.MANUAL” 相关考题
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You executed the following command to perform a backup of the USERS tablespace: SQL ALTER TABLESPACE users BEGIN BACKUP; ALTER TABLESPACE users BEGIN BACKUP * ERROR at line 1: ORA-01123: cannot start online backup; media recovery not enabled What could be the reason for this error()A、The MTTR Advisor is disabled.B、The database is in NOARCHIVELOG mode.C、The tablespace is already in backup mode.D、The Flash Recovery Area is not configured.
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You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace: RMAN BACKUP TABLESPACE DETTBS; Under which conditions would this command execute successfully? ()A、The database is in NOMOUNT state.B、The database is in ARCHIVELOG mode and the tablespace is online.C、The database is in ARCHIVELOG mode and the tablespace is offline.D、The database is in NOARCHIVELOG mode and the tablespace is online.E、The database is in NOARCHIVELOG mode and the tablespace is offline.
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You executed the following command to back up the control file: ALTER DATABASE BACKUP CONTROLFILE TO TRACE; What do you find in the trace file?()A、Image of the control fileB、Location of the control fileC、Contents of the control file in text formatD、SQL command to re-create the databaseE、SQL command to re-create the control fileF、Contents of the control file in binary format
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You want to be notified when the space usage of an existing critical tablespace has reached 75% of the allocated space. Which option would you use to achieve this?()A、run a procedure to check the tablespace space usageB、define the warning threshold for the tablespace at 75% in Database ControlC、create a trigger to be executed when tablespace space usage reaches 75%D、submit a job by using DBMS_JOB package to check the free space in the tablespace at regular intervalsE、define the warning threshold to be 75% for the tablespace by ALTER TABLESPACE .. ADD THRESHOLD command
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You executed the following command to create a tablespace called SALES_DATA: SQL CREATE TABLESPACE sales_data DATAFILE SIZE 100M SEGMENT SPACE MANAGEMENT AUTO; Which two statements are true about the SALES_DATA tablespace()A、The database automatically determines the extent-sizing policy for the tablespace.B、The segments are automatically shrunk when the contents are removed from them.C、The allocation of extents within the tablespace is managed through the dictionary tables.D、The space utilization description of the data blocks in segments is recorded in bitmap blocks.E、The space utilization description of the data blocks in segments is managed through free lists.
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View the Exhibit.You executed the following command to perform a backup of the USERS tablespace: RMAN BACKUP TABLESPACE USERS; Which three types of files are backed up? ()A、 all the data files belonging to the USERS tablespaceB、 password fileC、 online redo log filesD、 the current control fileE、 archived redo log filesF、 the current server parameter fileG、 data files belonging to the USERS tablespace and all the default tablespaces
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单选题You want to drop the TBS1 tablespace from your database. You also want to delete the corresponding data files automatically, and not have to do it manually. What should you do?()A
Use the DROP DATAFILE command.B
Use the DROP TABLESPACE command.C
Ensure that all database files are Oracle Managed Files before using the DROP TABLESPACE command.D
Ensure that the DB_FILE_CREATE_DEST initialization parameter is set before using the DROP TABLESPACE command.
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The MTTR Advisor is disabled.B
The database is in NOARCHIVELOG mode.C
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The tablespace TBS1 is full.B
The user is not the owner of the SYSTEM tablespace.C
The user does not have quota on the TBS1 tablespace.D
The user does not have sufficient system privileges to create table in the TBS1 tablespace.E
The user does not have sufficient privileges to create table on the default permanent tablespace.
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The tablespace, DATA1, is not read-only.B
The tablespace, DATA1, is not autoextensible.C
The tablespace, DATA1, is not offline.D
The segment space management for the tablespace, DATA1, is manual.
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考题
单选题You want to be notified when the space usage of an existing critical tablespace has reached 75% of the allocated space. Which option would you use to achieve this?()A
run a procedure to check the tablespace space usageB
define the warning threshold for the tablespace at 75% in Database ControlC
create a trigger to be executed when tablespace space usage reaches 75%D
submit a job by using DBMS_JOB package to check the free space in the tablespace at regular intervalsE
define the warning threshold to be 75% for the tablespace by ALTER TABLESPACE .. ADD THRESHOLD command
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多选题While setting up the database for your production environment, you want to create a user with following requirements. 1.The objects created by the user must be stored in a tablespace, TBS1, if the TABLESPACE option is not defined during the object creation. 2.The user should be able to use 10MB of space in the tablespace TBS1. 3.The user must change the password immediately after logging in for the first time. Which three options of the CREATE USER command would you use to achieve this objective?()AprofileBaccount lockCaccount unlockDpassword expireEquota 10MB on TBS1Fpassword never expireGdefault tablespace TBS1Hquota unlimited on TBS1Itemporary tablespace TEMPJtemporary tablespace SYSTEM
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单选题You opened the encryption wallet and then issued the following command: SQLCREATE TABLESPACE securespace DATAFILE ’/home/user/oradata/secure01.dbf’ SIZE 150M ENCRYPTION USING ’3DES168’ DEFAULT STORAGE(ENCRYPT); Then you closed the wallet. Later, you issued the following command to create theEMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column. What is the outcome?()A
It creates the table and encrypts the data in it.B
It generates an error because the wallet is closed.C
It creates the table but does not encrypt the data in it.D
It generates an error because the NO SALT option cannot be used with the ENCRYPT option.
考题
多选题You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace: RMAN BACKUP TABLESPACE DETTBS; Under which conditions would this command execute successfully? ()AThe database is in NOMOUNT state.BThe database is in ARCHIVELOG mode and the tablespace is online.CThe database is in ARCHIVELOG mode and the tablespace is offline.DThe database is in NOARCHIVELOG mode and the tablespace is online.EThe database is in NOARCHIVELOG mode and the tablespace is offline.
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单选题Examine the following commands executed in your database: SQL ALTER SESSION RECYCLEBIN=ON; Session altered SQL CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees; Table created. Further, you executed the following command to drop the table: SQL DROP TABLE emp;Table dropped. What happens in this scenario?()A
The table is moved to the SYSAUX tablespace.B
The table is moved to the SYSTEM tablespace.C
The table is removed from the database permanently.D
The table is renamed and remains in the TBSFD tablespace.
考题
单选题You executed the following command to back up the control file: ALTER DATABASE BACKUP CONTROLFILE TO TRACE; What do you find in the trace file?()A
Image of the control fileB
Location of the control fileC
Contents of the control file in text formatD
SQL command to re-create the databaseE
SQL command to re-create the control fileF
Contents of the control file in binary format
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单选题The warning level threshold value for a tablespace, DATA1, is set to 60% and the critical level threshold value is set to 80%. The tablespace, DATA1, is infrequently used and is not a part of the production environment. You issued the following command: SQL EXECUTE DBMS_SERVER_ALERT.SET_THRESHOLD (dbms_server_alert.tablespace_pct_full, dbms_server_alert.operator_ge,80, dbms_server_alert.operator_ge,90, 1,1,NULL, dbms_server_alert.object_type_tablespace,’DATA’); What will be the result of the command?()A
The command will be executed successfully only if the tablespace DATA1 is a dictionary-managed tablespace.B
The total numbers of alerts that you receive every day will be reduced.C
The total number of alerts that you receive every day will be increased.D
No more data will be added to the DATA1 tablespace if 80% of the space allocated to the DATA1 tablespace is used.
考题
单选题You have three temporary tablespace groups named G1, G2, and G3 in your database. You are creating a new temporary tablespace as follows: CREATE TEMPORARY TABLESPACE TEMP1 TEMPFILE ’/u1/data/temp1.dbf’ SIZE 10M TABLESPACE GROUP ; Which statement regarding the above command is correct?()A
It will create the tablespace TEMP1 in group G1.B
It will create the tablespace TEMP1 in group G3.C
It will not add the tablespace TEMP1 to any group.D
It will create the tablespace TEMP1 in the default group.
考题
单选题You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB. You issue the following command from the RMAN prompt to perform a backup of the tablespace: RMAN BACKUP TABLESPACE TS1 MAXSETSIZE 100M; Which statement is true about executing this command?()A
The command generates an error.B
The command backs up the tablespace and creates a backup set of size 200 MBC
The command backs up the tablespace and creates two backup sets of size 100 MB each.D
The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.
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单选题You are attempting to create an Oracle-Managed Files (OMF) tablespace in a production database with the following statement and receive the following error message: CREATE TABLESPACE tbsl; ORA-02199: missing DATAFILE/TEMPFILE clause oerr ora 2199 02199, 00000, “missing DATAFILE/TEMPFILE clause” *Cause: A CREATE TABLESPACE statement has no DATAFILE/TEMPFTLE clause. *Action: specify DATAFILE/TEMPFILE clause. What is the corrective action to create the OMF based tablespace?()A
AB
BC
CD
D
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