网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
Twenty database users are connected to your database. Five of the users are running long queries involving sort operations. The TEMP tablespace is the default temporary tablespace for your database. You are performing offline tablespace backups of individual tablespaces and erroneously execute the following statement: SQL>ALTER TABLSPACE temp OFFLINE NORMAL; What is the result of this statement?()
- A、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected after their queries complete.
- B、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected and must re-execute their queries.
- C、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are not disconnected, but these users must re-execute their queries.
- D、 The TEMP tablespace is not taken offline. The users using the TEMP tablespace for sorting are not disconnected, and their queries execute successfully.
参考答案
更多 “ Twenty database users are connected to your database. Five of the users are running long queries involving sort operations. The TEMP tablespace is the default temporary tablespace for your database. You are performing offline tablespace backups of individual tablespaces and erroneously execute the following statement: SQLALTER TABLSPACE temp OFFLINE NORMAL; What is the result of this statement?()A、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected after their queries complete.B、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected and must re-execute their queries.C、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are not disconnected, but these users must re-execute their queries.D、 The TEMP tablespace is not taken offline. The users using the TEMP tablespace for sorting are not disconnected, and their queries execute successfully.” 相关考题
考题
You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?()A、You must have change tracking enabled in your databaseB、Your database must be running in NOARCHIVELOG modeC、To back up a tablespace, it must be in backup modeD、To back up a tablespace, it must first be taken offline
考题
You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided, which approach would you take to solve the problem? ()A、flash back the databaseB、import the temporary tablespace from the last exportC、restore all the data files and temporary files from the last full database backup and perform a recoveryD、not perform a recovery, but create a new temporary tablespace, make it the default temporary tablespace and then drop the old tablespace
考题
The database is currently open and the temp03.dbf tempfile belonging to the default temporarytablespace TEMP has been corrupted. What steps should you take to recover from this tempfile loss in an efficient manner?() A、 Allow the database to continue running,drop the TEMP tablespace,and then re-create it with new tempfilesB、 Shut down the database, restore and recover the tempfile from backup,and then open the database with RESETLOGSC、 Allow the database to continue running,take the TEMP tablespace offline,drop the missing tempfile,and then create a new tempfileD、 Allow the database to continue running,add a new tempfile to TEMP tablespace with a new name,and drop the tempfile that has been corrupted
考题
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
考题
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
You issued the following command on the temporary tablespace LMTEMP in your database: SQLALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M; Which requirement must be fulfilled for this command to succeed?() A、 The tablespace must be locally managed.B、 The tablespace must have only one temp file.C、 The tablespace must be made nondefault and offline.D、 The tablespace can remain as the default but must have no active sort operations.
考题
Your database is running in NOARCHIVELOG mode with two online redo log files. The SALES table contains sales information for the organization. The SALES table belongs to the SALESTB tablespace. On Monday, you insert 10 rows into the SALES table. The current log sequence number is 14. You change the tablespace status from READ WRITE to READ ONLY for the SALESTB tablespace. You shut down the database and take a backup of the SALESTB tablespace. On Tuesday, you start the database. You change the status for the SALESTB tablespace from READ ONLY to READ WRITE. You insert 10 more rows into the SALES table and shut down the database. The current log sequence number is 15. When you try to open the database on Wednesday morning, you discover that the SALESTB tablespace was lost because of a media failure. Which of the following options is true about recovering the SALES table?()A、 The SALES table cannot be recovered because the database is running in NOARCHIVELOG mode.B、 The SALES table can be recovered by restoring the SALESTB tablespace from the backup and performing a media recovery.C、 The SALES table can be recovered by restoring the SALESTB tablespace from the backup without performing any media recovery.D、 The SALES table can be recovered by restoring the SALESTB tablespace from the backup, but the rows inserted on Tuesday need to be inserted again.
考题
You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes?()A、 SQL scriptsB、 Recovery Manager (RMAN) scriptC、 Data PumpD、 SQL*LoaderE、 Flashback database
考题
Your database is in ARCHIVELOG mode. You lost an index tablespace due to a disk failure while the database was open. You have neither a backup of the lost index tablespace nor the scripts containing the CREATE INDEX statements to recreate the indexes. Currently, several users are executing long-running queries on the database. What will happen to the ongoing activity in the database?()A、 The queries that are currently executing will abort and an error message will be returned to the user.B、 The queries that are currently executing will execute normally but future queries will not executed.C、 Data Manipulation Language (DML) statements cannot be performed on the tables on which the indexes are based.D、 The currently executing and future queries will execute normally, but will be slower
考题
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
考题
Your database has experienced a loss of datafile users_01.dbf, which is associated with a ablespace called USERS. The database is still running. Which answer properly describes the rder of the steps that you would use to recover from this error?() a. Shut down the database. b. Take the users_01.dbf datafile offline with the alter database command. c. Restore the users_01.dbf datafile from backup media with the required archived redo logs. d. Restore all users tablespace-related datafiles from backup media. e. Issue the recover tablespace users command. f. Issue the recover datafile users_01.dbf command. g. Start up the database. h. Bring the users_01.dbf datafile online with the alter database command. A、a, c, f, gB、b, c, f, hC、a, b, c, f, gD、a, b, c, f, g, hE、b, c, f, e, g
考题
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;
考题
There is a problem with one of the disks used for your database and your system administrator informs you that the disk needs to be replaced. The replacement disk will not be available until tomorrow. There was only one data file on this disk; it belongs to the USERS tablespace in your PROD database. Your PROD database runs in ARCHIVELOG mode and nightly online backups are taken. The users need to be able to access the data in the USERS tablespace before the replacement disk arrives. You have already taken the USERS tablespace offline and have restored the data file from last night’s backup to a new disk. Which additional steps are required in order to make the USERS tablespace available?()A、Only bring the tablespace back online.B、Only recover the tablespace and then bring the tablespace back online.C、Shut down the database, recover the data file and then start up the database.D、Issue the ALTER DATABASE RENAME FILE command, recover the tablespace, and then bring the tablespace online.E、Recover the tablespace, issue the ALTER DATABASE RENAME FILE command, and then bring the tablespace online.
考题
The database is currently open and the temp03.dbf tempfile belonging to the default temporary tablespace TEMP has been corrupted. What steps should you take to recover from this tempfile loss in an efficient manner?()A、Allow the database to continue running, drop the TEMP tablespace, and then re-create it with new tempfilesB、Shut down the database, restore and recover the tempfile from backup, and then open the database with RESETLOGSC、Allow the database to continue running, take the TEMP tablespace offline, drop the missing tempfile, and then create a new tempfileD、Allow the database to continue running, add a new tempfile to TEMP tablespace with a new name, and drop the tempfile that has been corrupted.
考题
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
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.
考题
单选题Your database is in ARCHIVELOG mode. You lost an index tablespace due to a disk failure while the database was open. You have neither a backup of the lost index tablespace nor the scripts containing the CREATE INDEX statements to recreate the indexes. Currently, several users are executing long-running queries on the database. What will happen to the ongoing activity in the database?()A
The queries that are currently executing will abort and an error message will be returned to the user.B
The queries that are currently executing will execute normally but future queries will not executed.C
Data Manipulation Language (DML) statements cannot be performed on the tables on which the indexes are based.D
The currently executing and future queries will execute normally, but will be slower
考题
单选题Your database has experienced a loss of datafile users_01.dbf, which is associated with a ablespace called USERS. The database is still running. Which answer properly describes the rder of the steps that you would use to recover from this error?() a. Shut down the database. b. Take the users_01.dbf datafile offline with the alter database command. c. Restore the users_01.dbf datafile from backup media with the required archived redo logs. d. Restore all users tablespace-related datafiles from backup media. e. Issue the recover tablespace users command. f. Issue the recover datafile users_01.dbf command. g. Start up the database. h. Bring the users_01.dbf datafile online with the alter database command.A
a, c, f, gB
b, c, f, hC
a, b, c, f, gD
a, b, c, f, g, hE
b, c, f, e, g
考题
多选题You lost the index tablespace in your database. You decided to re/x7fcreate the index tablespace and the indexes in the tablespace. What methods can you use to re/x7fcreate the indexes?()AData PumpBSQL scriptsCSQL*LoaderDFlashback databaseERecovery Manager (RMAN) script
考题
多选题You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes?()ASQL scriptsBRecovery Manager (RMAN) scriptCData PumpDSQL*LoaderEFlashback database
考题
单选题Your test database is configured to run in NOARCHIVELOG mode. One of the data files in the USERS tablespace is lost due to a media failure. You notice that all the online redo logs have been overwritten sincethe last backup. What would you do to recover the data file()A
Take the USERS tablespace offline and re-create the lost data file.B
Shut down the instance, restore the data file from the last consistent backup, and restart the databaseinstance.C
Shut down the instance, restore all the database files from the last consistent backup, and restart thedatabase instance.D
Take the USERS tablespace offline, restore all the data files of the USERS tablespace from the lastconsistent backup, and make the tablespace online
考题
单选题Twenty database users are connected to your database. Five of the users are running long queries involving sort operations. The TEMP tablespace is the default temporary tablespace for your database. You are performing offline tablespace backups of individual tablespaces and erroneously execute the following statement: SQLALTER TABLSPACE temp OFFLINE NORMAL; What is the result of this statement?()A
The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected after their queries complete.B
The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected and must re-execute their queries.C
The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are not disconnected, but these users must re-execute their queries.D
The TEMP tablespace is not taken offline. The users using the TEMP tablespace for sorting are not disconnected, and their queries execute successfully.
考题
单选题You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?()A
You must have change tracking enabled in your databaseB
Your database must be running in NOARCHIVELOG modeC
To back up a tablespace, it must be in backup modeD
To back up a tablespace, it must first be taken offline
考题
单选题You issued the following command on the temporary tablespace LMTEMP in your database: SQLALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M; Which requirement must be fulfilled for this command to succeed?()A
The tablespace must be locally managed.B
The tablespace must have only one temp file.C
The tablespace must be made nondefault and offline.D
The tablespace can remain as the default but must have no active sort operations.
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 G1B
It will create the tablespace TEMP1 in group G3 C
It will not add the tablespace TEMP1 to any groupD
It will create the tablespace TEMP1 in the default groupE
It will throw an error with message 'specified group is not availableF
It will create a new group with a system-generated name and add the tablespace TEMP1 to it.
考题
单选题There is a problem with one of the disks used for your database and your system administrator informs you that the disk needs to be replaced. The replacement disk will not be available until tomorrow. There was only one data file on this disk; it belongs to the USERS tablespace in your PROD database. Your PROD database runs in ARCHIVELOG mode and nightly online backups are taken. The users need to be able to access the data in the USERS tablespace before the replacement disk arrives. You have already taken the USERS tablespace offline and have restored the data file from last night’s backup to a new disk. Which additional steps are required in order to make the USERS tablespace available?()A
Only bring the tablespace back online.B
Only recover the tablespace and then bring the tablespace back online.C
Shut down the database, recover the data file and then start up the database.D
Issue the ALTER DATABASE RENAME FILE command, recover the tablespace, and then bring the tablespace online.E
Recover the tablespace, issue the ALTER DATABASE RENAME FILE command, and then bring the tablespace online.
考题
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;
热门标签
最新试卷