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单选题
On Tuesday， a junior DBA dropped an important application user account， whose schema has important tables. You are asked to recover all the objects in the schema. On investigation， you find that the user account was dropped at 11：00 a.m. and Sunday’s backup is the most recent backup.Which flashback feature would you use？（）
A
Flashback Drop
B
Flashback Table
C
Flashback Database
D
Flashback Version Query
E
Flashback Transaction Query
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更多 “单选题On Tuesday， a junior DBA dropped an important application user account， whose schema has important tables. You are asked to recover all the objects in the schema. On investigation， you find that the user account was dropped at 11：00 a.m. and Sunday’s backup is the most recent backup.Which flashback feature would you use？（）A Flashback DropB Flashback TableC Flashback DatabaseD Flashback Version QueryE Flashback Transaction Query” 相关考题
考题
You are using Recovery Manager (RMAN) for backup and recovery operations with a recovery catalog. You have been taken database backups every evening. On November 15, 2007, at 11:30 AM, you were informed that the USER_DATA tablespace was accidentally dropped.On investigation, you found that the tablespace existed until 11:00 AM, and important transactions were done after that. So you decided to perform incomplete recovery until 11:00 AM. All the archive logs needed to perform recovery are intact. In NOMOUNT state you restored the control file that has information about the USER_DATA tablespace from the latest backup. Then you mounted the database. Identify the next set of commands that are required to accomplish the task? （）A. AB. BC. CD. D
考题
You are the administrator of Ezonexam's network.An employee named Mark has a local user account on a Windows 2000 Professional computer. Mark has rights and permissions to multiple files and folders on the computer. All of Mark's permissions are being granted through group membership. Mark recently hired a new employee named Eric as his assistant.You want Eric to have the same rights and permissions that Mark has on the Windows 2000 Professional computer. You want to accomplish this with the least amount of administrative effort.What should you do?A．Create a new local group. Create Eric's user account. Add Mark's user account and Eric's user account to the new group.B．Create Eric's user account. Copy Mark's profile to Eric's user account.C．Create Eric's user account. Make Eric's user account a member of all the same groups as Mark's user account.D．Create Eric's user account. Copy the registry entries in the subkey that correspond to Mark under HKEY_USERS to the subkey that corresponds to Eric.
考题
You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A、 until Thursday morningB、 until that point in time when the database is openedC、 until that point in time when the recovery is performedD、 until last Sunday’s backupE、 until that point in time when the table is dropped and purgedF、 until Wednesday evening
考题
You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8.30 a.m. With reference to this scenario， what would you do to recover the database？（）A、 Restore all the data files from last Sunday’s backup， and then perform a time-based recovery.B、 Restore all the data files from last Sunday’s backup， and then perform a cancel-based recovery.C、 Restore all the data files from last Sunday’s backup， and then perform a change-based recovery.D、 Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery.
考题
In which scenario do you use the Flashback Database feature？（）A、 when a table is dropped and you restore it from the Recycle BinB、 when a user’s schema is dropped and you recover the user’s schemaC、 when some incorrect data is inserted in the table and you retrieve the table to a state that was at a certain timestampD、 when a row of a table is updated frequently and committed， and you view all the versions of the row within a specific duration
考题
In which scenario will you use the Flashback Transaction Query feature？（）A、 when you want to restore an important table that is dropped from the Recycle BinB、 when you want to obtain the SQL statements to undo the deletion of some important records from a table by a transactionC、when you want to restore a dropped user’s schemaD、 when a row of a table is updated many times within a specific time period and you want all the versions of the row in the specified time period
考题
On Tuesday， a junior DBA dropped an important application user account， whose schema has important tables. You are asked to recover all the objects in the schema. On investigation， you find that the user account was dropped at 11：00 a.m. and Sunday’s backup is the most recent backup. Which flashback feature would you use？（）A、Flashback DropB、Flashback TableC、Flashback DatabaseD、Flashback Version QueryE、Flashback Transaction Query
考题
What will be the result of using the SQL DROP USER SCOTT CASCADE； command？（）A、 The user， Scott， is dropped， all the objects in Scott’s schema are placed in the Recycle Bin， and the objects that are already in the Recycle Bin are dropped.B、 The user， Scott， is dropped， all the objects in Scott’s schema are placed in the Recycle Bin， and all the objects in the Recycle Bin， belonging to the user Scott， are not dropped.C、 The user， Scott， is dropped， all the objects in the Scott’s schema are not placed in the Recycle Bin， and the objects in the Recycle Bin， belonging to the user， Scott， are not dropped.D、 The user， Scott， is dropped， all the objects in Scott’s schema are not placed in the Recycle Bin， and the objects in the Recycle Bin are dropped.
考题
In which scenario will you use the Flashback Version Query feature？（）A、 when you want to restore a table that has been dropped from the Recycle BinB、 when you want to identify the transaction ID of the transaction that deleted some important records from a tableC、 when you want to recover the schema of a dropped userD、when you want to restore a dropped tablespace
考题
You are maintaining your database in Oracle10g. You perform a full user-managed backup every Sunday at 8：00 P.M. Your database is running in ARCHIVELOG mode. On Monday， at 9：00 A.M.， a tablespace is dropped. You decide to perform incomplete recovery to recover the dropped tablespace. Which two clauses can you use with the RECOVER command？（）A、 UNTIL SEQUENCEB、 UNTIL SCNC、 UNTIL CHANGED、 UNTIL CANCEL
考题
You took the DATA1 tablespace offline at 10：00 A.M. At 12：30 P.M.， a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2：00 P.M. and decided to perform an incomplete recovery. Which datafiles will you recover？（）A、 all the datafiles in the databaseB、 the datafiles associated with the SYSTEM tablespaceC、 the datafiles associated with the DATA1 tablespaceD、 all the datafiles in the database except those associated with the DATA1 tablespace
考题
You are the administrator of your company’s network. An employee named Mark is leaving the company. A new employee named Eric has been hired to replace him. Mark has a local user account on a Windows 2000 Professional computer. Mark has rights to multiple files and folders on the computer. You want Eric to have the same rights and permissions that Mark has. You want to ensure that Mark will no longer have access to the files and folders. You want to accomplish this with least administrative effort. What should you do?（）A、Rename Mark’s user account to Eric and change the account password.B、Create Eric’s account by copying Mark’s profile to Eric’s account. Delete Mark’s account.C、Create Eric’s account by copying Marks account. Delete Mark’s account.D、Delete Mark’s account. Add Eric’s account. Add Eric to the same groups to which Mark belonged. Grant Eric to all the individual user rights and permissions that Mark had.
考题
Your network has a single domain with 1，000 client computers that run Windows 7. You use Microsoft System Center Configuration Manager 2007 to distribute and install software applications. All users have standard user accounts. You plan to use Group Policy to ensure that application installation functions properly. You need to design the User Account Control （UAC） policy. What should you do？（）A、 Configure the User Account Control： Only elevate executables that are signed and validated setting to be Enabled.B、 Configure the User Account Control： Detect application installations and prompt for elevation setting to be Enabled.C、 Configure the User Account Control： Detect application installations and prompt for elevation setting to be DisabledD、 Configure the User Account Control： Behavior of the elevation prompt for standard users setting to be Prompt for credentials.
考题
单选题In which scenario will you use the Flashback Transaction Query feature？（）A
when you want to restore an important table that is dropped from the Recycle BinB
when you want to obtain the SQL statements to undo the deletion of some important records from a table by a transactionC
when you want to restore a dropped user’s schemaD
when a row of a table is updated many times within a specific time period and you want all the versions of the row in the specified time period
考题
单选题In which scenario do you use the Flashback Database feature？（）A
when a table is dropped and you restore it from the Recycle BinB
when a user’s schema is dropped and you recover the user’s schemaC
when some incorrect data is inserted in the table and you retrieve the table to a state that was at a certain timestampD
when a row of a table is updated frequently and committed， and you view all the versions of the row within a specific duration
考题
单选题Your database operates in ARCHIVELOG mode. User-managed consistent backups are performed every Sunday night. On Tuesday， client A drops a table at 8：00 a.m. as follows： SQL DROP TABLE cust_ord PURGE； Table dropped. Client B executes a query at 9：00 a.m. on the same table as follows： SQL SELECT * FROM cust_ord； SELECT * FROM cust_ord *ERROR at line 1：ORA-00942： table or view does not exist Client B needs the dropped table and reports the problem to you.With reference to this scenario， which action should you take？（）A
retrieve the table by using the flashback featureB
restore all the data files from last Sunday’s backup and then perform a time-based recoveryC
restore all the data files from last Sunday’s backup and then perform a log sequence recoveryD
restore all the data files from last Sunday’s backup and then perform a cancel-based recoveryE
restore from last Sunday’s backup only data files that belong to the tablespace in which the table was stored and then perform a complete recovery
考题
单选题On Tuesday， a junior DBA dropped an important application user account， whose schema has important tables. You are asked to recover all the objects in the schema. On investigation， you find that the user account was dropped at 11：00 a.m. and Sunday’s backup is the most recent backup.Which flashback feature would you use？（）A
Flashback DropB
Flashback TableC
Flashback DatabaseD
Flashback Version QueryE
Flashback Transaction Query
考题
单选题What will be the result of using the SQL DROP USER SCOTT CASCADE； command？（）A
The user， Scott， is dropped， all the objects in Scott’s schema are placed in the Recycle Bin， and the objects that are already in the Recycle Bin are dropped.B
The user， Scott， is dropped， all the objects in Scott’s schema are placed in the Recycle Bin， and all the objects in the Recycle Bin， belonging to the user Scott， are not dropped.C
The user， Scott， is dropped， all the objects in the Scott’s schema are not placed in the Recycle Bin， and the objects in the Recycle Bin， belonging to the user， Scott， are not dropped.D
The user， Scott， is dropped， all the objects in Scott’s schema are not placed in the Recycle Bin， and the objects in the Recycle Bin are dropped.
考题
单选题Your network has a single domain with 1，000 client computers that run Windows 7. You use Microsoft System Center Configuration Manager 2007 to distribute and install software applications. All users have standard user accounts. You plan to use Group Policy to ensure that application installation functions properly. You need to design the User Account Control （UAC） policy. What should you do？（）A
Configure the User Account Control： Only elevate executables that are signed and validated setting to be Enabled.B
Configure the User Account Control： Detect application installations and prompt for elevation setting to be Enabled.C
Configure the User Account Control： Detect application installations and prompt for elevation setting to be DisabledD
Configure the User Account Control： Behavior of the elevation prompt for standard users setting to be Prompt for credentials.
考题
单选题You are the administrator of your company’s network. An employee named Mark is leaving the company. A new employee named Eric has been hired to replace him. Mark has a local user account on a Windows 2000 Professional computer. Mark has rights to multiple files and folders on the computer. You want Eric to have the same rights and permissions that Mark has. You want to ensure that Mark will no longer have access to the files and folders. You want to accomplish this with least administrative effort. What should you do?（）A
Rename Mark’s user account to Eric and change the account password.B
Create Eric’s account by copying Mark’s profile to Eric’s account. Delete Mark’s account.C
Create Eric’s account by copying Marks account. Delete Mark’s account.D
Delete Mark’s account. Add Eric’s account. Add Eric to the same groups to which Mark belonged. Grant Eric to all the individual user rights and permissions that Mark had.
考题
单选题On Tuesday， a junior DBA dropped an important application user account， whose schema has important tables. You are asked to recover all the objects in the schema. On investigation， you find that the user account was dropped at 11：00 a.m. and Sunday’s backup is the most recent backup. Which flashback feature would you use？（）A
Flashback DropB
Flashback TableC
Flashback DatabaseD
Flashback Version QueryE
Flashback Transaction Query
考题
单选题Your database operates in ARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an archivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8：30 a.m. With reference to this scenario， what would you do to recover the database？（）A
restore all the data files from last Sunday’s backup， and then perform a timebased recoveryB
restore all the data files from last Sunday’s backup， and then perform a cancelbased recoveryC
restore all the data files from last Sunday’s backup， and then perform a changebased recoveryD
restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery
考题
单选题In which scenario will you use the Flashback Version Query feature？（）A
when you want to restore a table that has been dropped from the Recycle BinB
when you want to identify the transaction ID of the transaction that deleted some important records from a tableC
when you want to recover the schema of a dropped userD
when you want to restore a dropped tablespace
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until that point in time when the database is openedC
until that point in time when the recovery is performedD
until last Sunday’s backupE
until that point in time when the table is dropped and purgedF
until Wednesday evening
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until last Sunday’s backupC
until Wednesday eveningD
until that point in time when the database is openedE
until that point in time when the recovery is performedF
until that point in time when the table is dropped and purged
考题
单选题You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday， at 9：00 a.m. the current log sequence number was 369. Also， on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file （sequence number 356） that contained redo entries between 8：00 a.m. and 8.30 a.m. With reference to this scenario， what would you do to recover the database？（）A
Restore all the data files from last Sunday’s backup， and then perform a time-based recovery.B
Restore all the data files from last Sunday’s backup， and then perform a cancel-based recovery.C
Restore all the data files from last Sunday’s backup， and then perform a change-based recovery.D
Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup， and then perform a complete recovery.
考题
单选题You are maintaining your database in ARCHIVELOG mode. An important table， SCOTT.EMPLOYEE， is dropped and purged from the Recycle Bin on Monday at 2：00 P.M. You do not use RMAN to perform backups. You performed the last full user-managed backup at 9：00 P.M. on Sunday. How will you recover the dropped table， SCOTT.EMPLOYEE？（）A
by using the Flashback Table featureB
by using the Flashback Database featureC
by performing incomplete recovery using RMAN utilityD
by performing incomplete recovery using user-managed recovery
考题
单选题You took the DATA1 tablespace offline at 10：00 A.M. At 12：30 P.M.， a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2：00 P.M. and decided to perform an incomplete recovery. Which datafiles will you recover？（）A
all the datafiles in the databaseB
the datafiles associated with the SYSTEM tablespaceC
the datafiles associated with the DATA1 tablespaceD
all the datafiles in the database except those associated with the DATA1 tablespace
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