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单选题
You issue the following command in Oracle: CREATE TABLESPACE DAT_TBS DATAFILE "dat_tbs.dbf" SIZE 2M;. Later queries against the database reveal that the tablespace is located in the /u01/oradata/oracle directory. Which of the following choices identifies how Oracle likely determined what directory to place dat_tbs.dbf file in?()
A

DB_CREATE_FILE_DEST 

B

DB_CREATE_ONLINE_LOG_1 

C

DB_CREATE_ONLINE_LOG_2

D

The directory is an operating system-specific default value in Oracle that can neigher be specified manually nor changed


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更多 “单选题You issue the following command in Oracle: CREATE TABLESPACE DAT_TBS DATAFILE "dat_tbs.dbf" SIZE 2M;. Later queries against the database reveal that the tablespace is located in the /u01/oradata/oracle directory. Which of the following choices identifies how Oracle likely determined what directory to place dat_tbs.dbf file in?()A DB_CREATE_FILE_DEST B DB_CREATE_ONLINE_LOG_1 C DB_CREATE_ONLINE_LOG_2D The directory is an operating system-specific default value in Oracle that can neigher be specified manually nor changed” 相关考题
考题 You executed the following command:RMAN RECOVER COPY OF DATAFILE ‘/u01/app/oracle/oradata/orcl/users01.dbf‘;Which statement regarding the above command is correct?() A. The ‘/u01/app/oracle/oradata/orcl/users01.dbf‘ data file is recovered from the image copyB. The ‘/u01/app/oracle/oradata/orcl/users01.dbf‘ data file is recovered from the last incremental backupC. Image copies of the ‘/u01/app/oracle/oradata/orcl/users01.dbf‘ data file are updated with all changes up to incremental backup SCN. ‘/ u01/app/oracle/oradata/orcl/users01.dbfD. Image copies of the ‘/u01/app/oracle/oradata/orcl/users01.dbf‘ data file are recovered using the above command if data file recovery fails

考题 A database is running in ARCHIVELOG mode and regular backups are performed. A user receives the following error message . Which is the recommended sequence of operations you need to perform for the query successfully?()A、Drop the affected tablespace, re-create the tablespace, restore the datafiles, and the tablespace. B、Take the affected datafile offline (if not already offline), restore the damaged image of the datafile, and then bring it online. C、Restart the database in MOUNT mode, restore the damaged datafile, recover the datafile and then open the database with resetlogs.D、Put the database in RESTRICTED mode, restore all the datafiles in the affected datafile and recover the tablespace, and then put the database in normal operational mode. 

考题 A user sends you an email with the following error message: create table idtable(id number) * ERROR at line  1: ORA- 01110: data file 4: ,,/oracle01/oradata/orcl/users01.dbf ORA-27041: 01116: error in opening database file 4 ORA-unable to open file Linux Error:  2: No such file or directory Additional information:  3 You can choose from the following steps: a. Restore the missing database datafiles.  b. Take the missing datafile offline.  c. Shut down the database.  d. Issue the recover tablespace USERS command.  e. Issue the Startup Mount command to mount the database. f. Bring the USERS tablespace online.  g. Issue the alter database open command.  Which is the correct order of these steps in this case?()A、b, a, d, fB、c, a, e, b, d, f, gC、c, e, d, gD、b, d, f E、e, d, g

考题 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 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.

考题 You executed the following command:   RMAN RECOVER COPY OF DATAFILE ’/u01/app/oracle/oradata/orcl/users01.dbf’;   Which statement regarding the above command is correct?()  A、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the image copy.B、 The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the last incremental backup.C、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are updated with all changes up to incremental backup SCN.D、 Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are recovered using the above command if data file recovery fails.

考题 You executed the following command: RMAN RECOVER COPY OF DATAFILE '/u01/app/oracle/oradata/orcl/users01.dbf'; Which statement regarding the above command is correct?()A、The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the image copyB、The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the last incremental backupC、 Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are updated with all changes up to incremental backup SCN. '/ u01/app/oracle/oradata/orcl/users01.dbfD、Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are recovered using the above command if data file recovery fails

考题 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.

考题 View this parameter setting in your database:   DB_CREATE_FILE_DEST=’D:// /oracle/product/10.2.0/oradata/oracle’  You created a tablespace by using this command:   CREATE TABLESPACE USERS;  Which two statements are true about the USERS tablespace?()A、The tablespace has two data files.B、An error is reported and tablespace creation fails.C、Data files are created with names generated by the instance.D、The tablespace can be extended without specifying the data file.E、Data files belonging to the USERS tablespace cannot be renamed.

考题 Examine the commands executed in a DBA session:SQL CREATE BIGFILE TABLESPACE MRKT 2 DATAFILE ’/u01/app/oracle/oradata/orcl/mrkt.dbf’ size 10M LOGGING 3 EXTENT MANAGEMENT LOCALSEGMENT SPACE MANAGEMENT AUTO; Tablespace created. SQL ALTER DATABASE DEFAULT TABLESPACE MRKT; Database altered.  Which two statements are trueregarding the MRKT tablespace()A、No more data files can be added to the tablespace.B、Segment space is managed by free lists in the tablespace.C、A user created without being assigned a default tablespace uses this tablespace.D、The tablespace can be dropped with the current setting with segments present in it

考题 You issue the following command in Oracle: CREATE TABLESPACE DAT_TBS DATAFILE "dat_tbs.dbf" SIZE 2M;. Later queries against the database reveal that the tablespace is located in the /u01/oradata/oracle directory. Which of the following choices identifies how Oracle likely determined what directory to place dat_tbs.dbf file in?()A、DB_CREATE_FILE_DEST B、DB_CREATE_ONLINE_LOG_1 C、DB_CREATE_ONLINE_LOG_2D、The directory is an operating system-specific default value in Oracle that can neigher be specified manually nor changed

考题 Your multitenant container database (CDB) contains pluggable databases (PDBs), you are connected to the HR_PDB. You execute the following command: SQL CREATE UNDO TABLESPACE undotb01 DATAFILE ‘u01/oracle/rddb1/undotbs01.dbf’ SIZE 60M AUTOEXTEND ON; What is the result?()A、It executes successfully and creates an UNDO tablespace in hr_pdb.B、It falls and reports an error because there can be only one undo tablespace in a cdb.C、It fails and reports an error because the CONTAINER=ALL clause is not specified in the command.D、It fails and reports an error because the CONTAINER=CURRENT clause is not specified in the command.E、It executes successfully but neither tablespace nor the data file is created.

考题 The ORDERS table in the database of a company contains one million records. The table is stored in the DATA tablespace and the index created on the ORDERS table is stored in the index tablespace named INDEXES. On Monday, you failed to start the database because the datafiles of the INDEXES tablespace were missing. You dropped and recreated the INDEXES tablespace by issuing the following command:    SQLDROP TABLESPACE INDEXES INCLUDING CONTENTS;    SQL CREATE TABLESPACE INDEXES DATAFILE   ’C:///ORACLE/ORADATA/ORA101t/INDEX01.DBF’ SIZE 50m;   After that, you issued the following command to recreate the index:    CREATE UNIQUE INDEX sales_index_pk ON sales (order_id)   PCTFREE 10   INITRANS 2   MAXTRANS 255   TABLESPACE indexes   STORAGE (   INITIAL 1m  NEXT 1m   PCTINCREASE 0   MINEXTENTS 1   MAXEXTENTS 8192  )   NOLOGGING   PARALLEL( degree 4)   Which two clauses are responsible for reducing the time for the recreation of the index?()A、 PCTFREEB、 MAXTRANSC、 PCTINCREASED、 INITIALE、 NOLOGGINGF、 PARALLEL

考题 You are about to create your Oracle data dictionary for use with the database. Which of the following users would you connect to the database as for this purpose in Oracle9i and later releases?()A、SYSTEM B、OUTLN C、INTERNAL D、SYS

考题 单选题Your multitenant container database (CDB) contains pluggable databases (PDBs), you are connected to the HR_PDB. You execute the following command: SQL CREATE UNDO TABLESPACE undotb01 DATAFILE ‘u01/oracle/rddb1/undotbs01.dbf’ SIZE 60M AUTOEXTEND ON; What is the result?()A It executes successfully and creates an UNDO tablespace in hr_pdb.B It falls and reports an error because there can be only one undo tablespace in a cdb.C It fails and reports an error because the CONTAINER=ALL clause is not specified in the command.D It fails and reports an error because the CONTAINER=CURRENT clause is not specified in the command.E It executes successfully but neither tablespace nor the data file is created.

考题 多选题Examine the commands executed in a DBA session:SQL CREATE BIGFILE TABLESPACE MRKT 2 DATAFILE ’/u01/app/oracle/oradata/orcl/mrkt.dbf’ size 10M LOGGING 3 EXTENT MANAGEMENT LOCALSEGMENT SPACE MANAGEMENT AUTO; Tablespace created. SQL ALTER DATABASE DEFAULT TABLESPACE MRKT; Database altered.  Which two statements are trueregarding the MRKT tablespace()ANo more data files can be added to the tablespace.BSegment space is managed by free lists in the tablespace.CA user created without being assigned a default tablespace uses this tablespace.DThe tablespace can be dropped with the current setting with segments present in it

考题 单选题A database is running in ARCHIVELOG mode and regular backups are performed. A user receives the following error message . Which is the recommended sequence of operations you need to perform for the query successfully?()A Drop the affected tablespace, re-create the tablespace, restore the datafiles, and the tablespace. B Take the affected datafile offline (if not already offline), restore the damaged image of the datafile, and then bring it online. C Restart the database in MOUNT mode, restore the damaged datafile, recover the datafile and then open the database with resetlogs.D Put the database in RESTRICTED mode, restore all the datafiles in the affected datafile and recover the tablespace, and then put the database in normal operational mode. 

考题 单选题A user sends you an email with the following error message: create table idtable(id number) * ERROR at line  1: ORA- 01110: data file 4: ,,/oracle01/oradata/orcl/users01.dbf ORA-27041: 01116: error in opening database file 4 ORA-unable to open file Linux Error:  2: No such file or directory Additional information:  3 You can choose from the following steps: a. Restore the missing database datafiles.  b. Take the missing datafile offline.  c. Shut down the database.  d. Issue the recover tablespace USERS command.  e. Issue the Startup Mount command to mount the database. f. Bring the USERS tablespace online.  g. Issue the alter database open command.  Which is the correct order of these steps in this case?()A b, a, d, fB c, a, e, b, d, f, gC c, e, d, gD b, d, f E e, d, g

考题 单选题A user issues a SELECT command against the Oracle database. Which of the following choices describes a step that Oracle will execute in support of this statement?()A Acquire locks on table queried B Generate redo for statement C Fetch data from disk into memory D Write changes to disk

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.

考题 单选题You executed the following command:   RMAN RECOVER COPY OF DATAFILE ’/u01/app/oracle/oradata/orcl/users01.dbf’;   Which statement regarding the above command is correct?()A  The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the image copy.B  The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the last incremental backup.C  Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are updated with all changes up to incremental backup SCN.D  Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are recovered using the above command if data file recovery fails.

考题 多选题View this parameter setting in your database:   DB_CREATE_FILE_DEST=’D:// /oracle/product/10.2.0/oradata/oracle’  You created a tablespace by using this command:   CREATE TABLESPACE USERS;  Which two statements are true about the USERS tablespace?()AThe tablespace has two data files.BAn error is reported and tablespace creation fails.CData files are created with names generated by the instance.DThe tablespace can be extended without specifying the data file.EData files belonging to the USERS tablespace cannot be renamed.

考题 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.

考题 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 单选题You executed the following command: RMAN RECOVER COPY OF DATAFILE '/u01/app/oracle/oradata/orcl/users01.dbf'; Which statement regarding the above command is correct?()A The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the image copyB The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the last incremental backupC Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are updated with all changes up to incremental backup SCN. '/ u01/app/oracle/oradata/orcl/users01.dbfD Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are recovered using the above command if data file recovery fails

考题 单选题You are about to create your Oracle data dictionary for use with the database. Which of the following users would you connect to the database as for this purpose in Oracle9i and later releases?()A SYSTEM B OUTLN C INTERNAL D SYS

考题 单选题You issue the following command in Oracle: CREATE TABLESPACE DAT_TBS DATAFILE "dat_tbs.dbf" SIZE 2M;. Later queries against the database reveal that the tablespace is located in the /u01/oradata/oracle directory. Which of the following choices identifies how Oracle likely determined what directory to place dat_tbs.dbf file in?()A DB_CREATE_FILE_DEST B DB_CREATE_ONLINE_LOG_1 C DB_CREATE_ONLINE_LOG_2D The directory is an operating system-specific default value in Oracle that can neigher be specified manually nor changed

考题 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