Which tablespaces are mandatory in an Oracle database for it to be operational（）A、Undo tablespaceB、USERS tablespaceC、SYSAUX tablespaceD、SYSTEM tablespaceE、Temporary tablespace
Which tablespaces are mandatory in an Oracle database for it to be operational（）
- A、Undo tablespace
- B、USERS tablespace
- C、SYSAUX tablespace
- D、SYSTEM tablespace
- E、Temporary tablespace
相关考题：
当一个用户创建一个数据库对象时,没有指定表空间,那么ORACLE将为该对象分配()表空间。 A.SYSTEM TABLESPACEB.DEFAULT TABLESPACEC.TEMP TABLESPACED.USER TABLESPACE
USER_DATA is a nonencrypted tablespace that contains a set of tables with data. You want to convert all existing data in the USER_DATA tablespace and the new data into the encrypted format.Which methodswould you use to achieve this?（）A. Use Data Pump to transfer the existing data to a new encrypted tablespaceB. Use ALTER TABLE MOVE to transfer the existing data to a new encrypted tablespaceC. Use CREATE TABLE AS SELECT to transfer the existing data to a new encrypted tablespaceD. Enable row movement for each table to be encrypted and then use ALTER TABLESPACE to encrypt the tablespaceE. Encrypt the USER_DATA tablespace using the ALTER TABLESPACE statement so that all the data in the tablespace is automatically encrypted
You executed the following code： SQL CREATE TABLE COUNTRY （COUNTRY_ID CHAR（2） CONSTRAINT COUNTRY_ID_nn NOT NULL， COUNTRY_NAME VARCHAR2（20）， CURRENCY_NAME VARCHAR2（20）， CONSTRAINT COUNTRY_ID_PK PRIMARY KEY （COUNTRY_ID）） ORGANIZATION INDEX； In which tablespace will the mapping table be created？（）A、 SYSTEM tablespaceB、 SYSAUX tablespaceC、 Undo tablespaceD、 The tablespace of the Index Organized Table （IOT）
When youre performing a tablespace point-in-time recovery， which tablespaces will always be restored to the auxiliary instance？（）A、 The SYSTEM tablespace.B、 The UNDO tablespace.C、 All tablespaces with tables.D、 All tablespaces with indexes.E、 No tablespaces are automatically restored.
Users are performing a large volume of inserts and deletes on the application tables in the APPS tablespace. You observe that there are several warning alerts being generated for the APPS tablespace space usage metrics. Currently， the warning threshold for the tablespace space usage metrics is set to 70%. To make the generated alerts more useful as a problem identification tool， you want to reduce the frequency of alert generation for the tablespace space usage metrics for the APPS tablespace. What should you do？（）A、disable SQL tracing for theAPPS tablespaceB、disable logging attribute for the APPS tablespaceC、modify the tablespace to be a dictionarymanaged tablespaceD、increase the critical threshold value for the tablespace space usage metrics for the APPS tablespaceE、increase the warning threshold value for the tablespace space usage metrics for the APPS tablespace
当一个用户创建一个数据库对象时，没有指定表空间，那么ORACLE将为该对象分配（）表空间。A、SYSTEM TABLESPACEB、DEFAULT TABLESPACEC、TEMP TABLESPACED、USER TABLESPACE
The DB_BLOCK_CHECKING initialization parameter is set to FALSE. What level of block checking would be performed？（）A、 The Oracle database will not perform block checking for any of the data blocks.B、 The Oracle database will perform block checking for the default permanent tablespace only. C、 The Oracle database will perform block checking for the data blocks in all user tablespaces.D、 The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only.E、 The Oracle database will perform block checking for the data blocks in the SYSTEM and SYSAUX tablespaces.
Your database is running In ARCIIIVELOG mode. One of the data files， USBRDATAOI. DBF， in the users tablespace is damaged and you need to recover the file until the point of failure. The backup for the data file is available. Which three files would be used in the user-managed recovery process performed by the database administrator （DBA）？（） A、 redo logsB、 control fileC、 temporary files of temporary tablespaceD、 the latest backup of only the damaged data fileE、 the latest backup of all the data files In the USERS tablespace
The DB_BLOCK_CHECKING initialization parameter is set to OFF. 数据库块检测初始化参数被设定为关 Which block checking would be performed?（）A、The Oracle database will perform block checking for the index blocks only B、The Oracle database will not perform block checking for any of the data blocks C、The Oracle database will perform block checking for the default permanent tablespace only D、The Oracle database will perform block checking for the data blocks in all user tablespaces E、The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only Oracle
In your database， you discovered that a tempfile in a locally managed temporary tablespace has been deleted at the operating system level. How would you recover the tablespace？（）A、flash back the databaseB、perform point-in-time recoveryC、perform a full database recoveryD、drop and re-create the tablespaceE、use Recovery Manager （RMAN） to recover the database
Users in your PROD database complain about the slow response of the transactions. While investigating the reason， you find that the transactions are waiting for the undo segments to be available， and undo retention has been set to zero. What would you do to overcome this problem？（）A、increase the undo retentionB、create more undo segmentsC、create another undo tablespaceD、increase the size of the undo tablespace
A user receives the following error while executing a query： ORA/x7f01555：snapshot too old Which two options can be the solutions to avoid such errors in future？（）A、increase the size of redo log filesB、increase the size of the undo tablespaceC、increase the size of the Database Buffer CacheD、increase the size of the default temporary tablespaceE、enable the retention guarantee for the undo tablespace
Which of the following are included in a transportable tablespace set？（） A、 The datafiles that make up a self-contained group of tablespaces required for copyB、 The system tablespaceC、 An export of the tablespace metadataD、 The spfileE、 All of the above
You have a database with the following tablespaces： SYSTEM， SYSAUX， UNDO， USERS， TEMP. You want to"roll back" the data in the USERS tablespace to the way it looked yesterday. Which tablespaces do you need to perform a point-in-time restore operation on in order to complete this task？（） A、 SYSTEMB、 SYSAUXC、 UNDOD、 USERSE、 TEMPF、 This restore is not possible
Which command is used to begin a tablespace point-in-time recovery？（） A、 Restore tablespaceB、 Recover tablespaceC、 Tablespace recoverD、 Recover to timeE、 recover datafile
Your database contains a temporary tablespace， index tablespace， undo tablespace， and a read-only tablespace apart from the SYSTEM and SYSAUX tablespaces. If a media failure occurs resulting in the loss of any of these tablespaces， which tablespace is NOT required for the database to start？（）A、 undo tablespaceB、 index tablespaceC、 read-only tablespaceD、 temporary tablespace
The DB_BLOCK_CHECKING initialization parameter is set to TRUE. What would be the result of this setting on the data blocks being written to the datafiles， every time the DBWn writes？（）A、The Oracle database will check all data blocks by going through the data on each block， making sure the data is self-consistent.B、DBWn and the direct loader will calculate a checksum and store it in the cache header of every data block when writing it to disk.C、The Oracle database will check data blocks belonging to the SYSTEM tablespace only， by going through the data on each block， making sure the data is self-consistent.D、The Oracle database will check data blocks belonging to the SYSAUX tablespace only， by going through the data on each block， making sure the data is self-consistent.E、The Oracle database will check data blocks in the SYSTEM and SYSAUX tablespaces only， by going through the data on each block， making sure the data is self-consistent
While creating a database using Database Configuration Assistant tool， you created a database default temporary tablespace. Which activity would cause the default temporary tablespace of the database to be used？（）A、the CREATE TABLE .. commandB、sorting of the SYSTEM tablespace’s dataC、sorting of data required by recursive SQL statementsD、the CREATE TABLE .. ORGANIZATION EXTERNAL .. commandE、sorting of data if the users have not been allocated temporary tablespace explicitlyF、sorting of data if the users have been allocated temporary tablespace explicitly
Your database contains two temporary tablespaces named TEMP and TEMP1. The TEMP tablespace is the default temporary tablespace for the database， and the TEMP1 tablespace was created at database creation. You want to increase the size of the tempfile for the TEMP tablespace and drop the TEMP1 tablespace from the database. The database is not using Oracle-Managed Files （OMF）. Which statement must you use to ensure that when you drop the TEMP1 tablespace from the database， its corresponding operating system file is also deleted？（）A、 DROP TABLESPACE temp1；B、 DROP TABLESPACE temp1 INCLUDING CONTENTS；C、 DROP TABLESPACE temp1 INCLUDING CONTENTS AND DATAFILES；D、 DROP TABLESPACE temp1 INCLUDING CONTENTS CASCADE CONSTRAINTS；
USER_DATA is a nonencrypted tablespace that contains a set of tables with data. You want to convert all existing data in the USER_DATA tablespace and the new data into the encrypted format. Which methodswould you use to achieve this?（）A、Use Data Pump to transfer the existing data to a new encrypted tablespaceB、Use ALTER TABLE MOVE to transfer the existing data to a new encrypted tablespaceC、Use CREATE TABLE AS SELECT to transfer the existing data to a new encrypted tablespaceD、Enable row movement for each table to be encrypted and then use ALTER TABLESPACE to encrypt the tablespaceE、Encrypt the USER_DATA tablespace using the ALTER TABLESPACE statement so that all the data in the tablespace is automatically encrypted
Two data files have been deleted at the operating system level by accident. Your database is running in ARCHIVELOG mode and online backups are taken nightly. One of the data files that has been deleted belongs to the USERS tablespace on the other belongs to the SYSTEM tablespace. How can you recover from this situation？（）A、Shut down the database, restore the two data files and then start up the database. B、Take the system and users tablespace offline, restore the two data files, recover the two datafiles, and then bring the SYSTEM and USERS tablespaces online. C、Shut down the database, restore the two data files, start up the database in MOUNT mode, recover the two data files, and then alter the database open. D、Take the SYSTEM and USERS tablespaces offline, recover the two datafiles and then bring the SYSTEM and USERS tablespaces online.
单选题Your database contains a temporary tablespace， index tablespace， undo tablespace， and a read-only tablespace apart from the SYSTEM and SYSAUX tablespaces. If a media failure occurs resulting in the loss of any of these tablespaces， which tablespace is NOT required for the database to start？（）A undo tablespaceB index tablespaceC read-only tablespaceD temporary tablespace
多选题Which tablespaces are mandatory in an Oracle database for it to be operational（）AUndo tablespaceBUSERS tablespaceCSYSAUX tablespaceDSYSTEM tablespaceETemporary tablespace
单选题The DB_BLOCK_CHECKING initialization parameter is set to FALSE. What level of block checking would be performed？（）A The Oracle database will not perform block checking for any of the data blocks.B The Oracle database will perform block checking for the default permanent tablespace only. C The Oracle database will perform block checking for the data blocks in all user tablespaces.D The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only.E The Oracle database will perform block checking for the data blocks in the SYSTEM and SYSAUX tablespaces.
多选题When youre performing a tablespace point-in-time recovery， which tablespaces will always be restored to the auxiliary instance？（）AThe SYSTEM tablespace.BThe UNDO tablespace.CAll tablespaces with tables.DAll tablespaces with indexes.ENo tablespaces are automatically restored.
单选题You executed the following code： SQL CREATE TABLE COUNTRY （COUNTRY_ID CHAR（2） CONSTRAINT COUNTRY_ID_nn NOT NULL， COUNTRY_NAME VARCHAR2（20）， CURRENCY_NAME VARCHAR2（20）， CONSTRAINT COUNTRY_ID_PK PRIMARY KEY （COUNTRY_ID）） ORGANIZATION INDEX； In which tablespace will the mapping table be created？（）A SYSTEM tablespaceB SYSAUX tablespaceC Undo tablespaceD The tablespace of the Index Organized Table （IOT）
单选题Your database contains two temporary tablespaces named TEMP and TEMP1. The TEMP tablespace is the default temporary tablespace for the database， and the TEMP1 tablespace was created at database creation. You want to increase the size of the tempfile for the TEMP tablespace and drop the TEMP1 tablespace from the database. The database is not using Oracle-Managed Files （OMF）. Which statement must you use to ensure that when you drop the TEMP1 tablespace from the database， its corresponding operating system file is also deleted？（）A DROP TABLESPACE temp1；B DROP TABLESPACE temp1 INCLUDING CONTENTS；C DROP TABLESPACE temp1 INCLUDING CONTENTS AND DATAFILES；D DROP TABLESPACE temp1 INCLUDING CONTENTS CASCADE CONSTRAINTS；