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单选题
Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query: SQL> SELECT * FROM sales; Which process would retrieve the result from the database and return it to the client program?()
A

User process

B

Server process

C

System Monitor (SMON)

D

Process Monitor (PMON)

E

Checkpoint process (CKPT)


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更多 “单选题Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query: SQL SELECT * FROM sales; Which process would retrieve the result from the database and return it to the client program?()A User processB Server processC System Monitor (SMON)D Process Monitor (PMON)E Checkpoint process (CKPT)” 相关考题
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考题 Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query:SQL SELECT * FROM sales;Which process would retrieve the result from the database and return it to the client program?()A. User processB. Server processC. System Monitor (SMON)D. Process Monitor (PMON)E. Checkpoint process (CKPT)

考题 You executed the following command to drop a user:DROP USER scott CASCADE;Which two statements regarding the above command are correct?() A. All the objects of scott are moved to the Recycle Bin.B. Any objects in the Recycle Bin belonging to scott are purged.C. All the objects owned by scott are permanently dropped from the database.D. All the objects of scott in the Recycle Bin must be purged before executing the DROP command.E. Any objects in the Recycle Bin belonging to scott will not be affected by the above DROP command.

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考题 Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query: SQL SELECT * FROM sales; Which process would retrieve the result from the database and return it to the client program?()A、User processB、Server processC、System Monitor (SMON)D、Process Monitor (PMON)E、Checkpoint process (CKPT)

考题 You set the undo pool resource plan directive for the consumer group named DSS_USERS that is assigned to the DAY_SHIFT plan. The database users, SCOTT and BLAKE, belong to the DSS_USERS resource group. The user, SCOTT, initiates a database session and executes a batch operation that inserts millions of rows into the HISTORY table. Which two options are true if the total undo space allocated to the DSS_USERS group exceeds the value specified in the undo pool resource plan directive?()A、 The batch operation started by the user, SCOTT, terminates with an error.B、 The batch operation started by the user, SCOTT, hangs and you are required to increase the undo pool resource plan directive.C、 The batch operation started by the user, SCOTT, runs uninterrupted because the database uses the SYSTEM tablespace for the undo operation.D、 The user, BLAKE, cannot start a transaction that uses any DML operations until you increase the value of the undo pool resource plan directive.E、 The user BLAKE can start a transaction that uses any DML operations after the batch operation started by the user, SCOTT, terminates with an error.

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考题 User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, whichcommands must you execute to enable SCOTT to flash back the transactions? ()(Choose four.)A、ALTER DATABASE FLASHBACK ON;B、GRANT SELECT any transaction TO scott;C、GRANT EXECUTE ON dbms_flashback TO scott;D、ALTER DATABASE ADD SUPPLEMENTAL LOG DATA;E、ALTER TABLESPACE undots1 RETENTION GUARANTEE;F、ALTER DATABASE ADD SUPPLEMENTAL LOG DATA (PRIMARY KEY) COLUMNS;

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考题 多选题User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, whichcommands must you execute to enable SCOTT to flash back the transactions? ()(Choose four.)AALTER DATABASE FLASHBACK ON;BGRANT SELECT any transaction TO scott;CGRANT EXECUTE ON dbms_flashback TO scott;DALTER DATABASE ADD SUPPLEMENTAL LOG DATA;EALTER TABLESPACE undots1 RETENTION GUARANTEE;FALTER DATABASE ADD SUPPLEMENTAL LOG DATA (PRIMARY KEY) COLUMNS;

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You are working on a database, where you have three redo log groups. When the database is down for a backup, an operating system (OS) user deletes all the redo log files in a group. What will happen when you open your database?()A  The instance starts, the database is mounted, but efforts to open the database fail, and an error about the missing redo log group is displayed.B  Before the instance starts, you receive an error about the missing redo log files of a group.C  The instance starts and the database opens with an error message written to the alert log file.D  The instance starts and the database opens because two redo log groups still exist.E  The instance starts and the database opens, but every attempt to write to redo log files fails with an error.

考题 多选题You executed the following command to drop a user: DROP USER scott CASCADE; Which two statements regarding the above command are correct?()AAll the objects of scott are moved to the Recycle Bin.BAny objects in the Recycle Bin belonging to scott are purged.CAll the objects owned by scott are permanently dropped from the database.DAll the objects of scott in the Recycle Bin must be purged before executing the DROP command.EAny objects in the Recycle Bin belonging to scott will not be affected by the above DROP command.

考题 单选题Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query:   SQL SELECT * FROM sales;   Which process would retrieve the result from the database and return it to the client program?()A  User processB  Server processC  System Monitor (SMON)D  Process Monitor (PMON)E  Checkpoint process (CKPT)

考题 单选题You are using the Database Resource Manager to manage database resources. You created a resource plan directive for the MANAGERS resource consumer group under the SALES_PLAN by using the following statement:   SQLEXEC DBMS_RESOURCE_MANAGER.CREATE_PLAN_DIRECTIVE   (PLAN = ’SALES_PLAN’,   GROUP_OR_SUBPLAN = ’MANAGERS’,   CPU_P1 = 100, CPU_P2 =0,   SWITCH_GROUP = ’CLERKS’,   SWITCH_TIME_IN_CALL = 600);   A user, SCOTT, who is assigned to the MANAGERS group, starts a database session and executes a query on the database. What is the outcome if the query takes approximately 15 minutes to complete?()A  The query starts under the CLERKS group and the user, SCOTT, switches back to the MANAGERS group after the query completes.B  The query starts under the MANAGERS group but terminates with an error when the execution time exceeds 10 minutes.C  The query starts under the MANAGERS group and switches automatically to the CLERKS group when the execution time exceeds 10 minutes. The query does not switch back to the MANAGERS group after the query completes.D  The query starts under the MANAGERS group, the user SCOTT switches automatically to the CLERKS group when the execution time exceeds 10 minutes, and then switches back to the MANAGERS group after the query completes.

考题 多选题You set the undo pool resource plan directive for the consumer group named DSS_USERS that is assigned to the DAY_SHIFT plan. The database users, SCOTT and BLAKE, belong to the DSS_USERS resource group. The user, SCOTT, initiates a database session and executes a batch operation that inserts millions of rows into the HISTORY table. Which two options are true if the total undo space allocated to the DSS_USERS group exceeds the value specified in the undo pool resource plan directive?()AThe batch operation started by the user, SCOTT, terminates with an error.BThe batch operation started by the user, SCOTT, hangs and you are required to increase the undo pool resource plan directive.CThe batch operation started by the user, SCOTT, runs uninterrupted because the database uses the SYSTEM tablespace for the undo operation.DThe user, BLAKE, cannot start a transaction that uses any DML operations until you increase the value of the undo pool resource plan directive.EThe user BLAKE can start a transaction that uses any DML operations after the batch operation started by the user, SCOTT, terminates with an error.

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 execute the following command to audit the database activities:  SQL AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL;  What is the effect of this command?()A One audit record is created for the whole session if user SCOTT successfully drops one or more tables in his session.B One audit record is created for every session when any user successfully drops a table owned by SCOTT.C One audit record is created for each successful DROP TABLE command executed by any user to drop tables owned by SCOTT.D One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to other users in his session.E One audit record is created for each successful DROP TABLE command executed in the session of SCOTT.

考题 多选题User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA, which commands must you execute to enable SCOTT to flash back the transactions?()AALTER DATABASE FLASHBACK ONBGRANT SELECT any transaction TO scottCGRANT EXECUTE ON dbms_flashback TO scottDALTER DATABASE ADD SUPPLEMENTAL LOG DATAEALTER TABLESPACE undots1 RETENTION GUARANTEEFALTER DATABASE ADD SUPPLEMENTAL LOG DATA (PRIMARY KEY) COLUMNS