[单选] Your database is in NOARCHIVELOG mode. You start to do a backup， but your users complain that they dont want you to shut down the database to perform the backup. What options are available to you？（）

A . Put the database in hot backup mode and perform an online backup，including backing up the archived redo logs.
B . Just back up the database datafiles without shutting down the database.
C . You will have to wait until you can shut down the database to perform the backup.
D . Mark each datafile as backup in progress， back them up individually，and then mark them as backup not in progress. No archived redo logs will need to be backed up.
E . Only back up the datafiles that the user will not be touching. Once the user has finished what they were doing，you can shut down the database and back up the datafiles the user changed during the course of the remaining backu

You need to design the Service Broker queues that will be used to submit requests for long-running reports. Your solution must minimize complexity of using the queues by applications. What should you do?（） Specify one queue for each client application that can submit report requests.。 Specify one queue for each of the two report-generation services.。 Specify one queue for all long-running report requests.。 Specify eight queues：One for each service， and one for each client application.。按GB7588-2003《电梯制造与安装安全规范》规定，蓄能型缓冲器（包括线性和非线性）只能用于额定速度（）的电梯。 υ＜2.5m/s。 υ＜2.0m/s。 υ≤1.6m/s。 υ≤1.0m/。 The user HR receives the following error while inserting data into the TTK table：ERROR at line 1： ORA-01653： unable to extend table HR.TTK by 128 in tablespace SMD Upon investigation， you find that SMDis a small file tablespace. Which three action would allow the user to insert data（） Add a data file to the SMD tablespace.。 Add a data file to the temporary tablespace associated with the user HR.。 Resize the data file associated with the SMD tablespace to make it larger.。 Alter the data file associated with the SMD tablespace to grow automatically.。 Change the segment space management for the SMD tablespace to automatic。 You want to create a consumer group， GROUP1， and you execute the following command in the commandline interface： SQL> EXEC DBMS_RESOURCE_MANAGER.CREATE_CONSUMER_GROUP （CONSUMER_GROUP =>’group1’， COMMENT => ’New Group’）; This command errors out displaying the following message： ERROR at line 1： ORA29371： pending area is not active ORA06512： at "SYS.DBMS_RMIN"， line 115 ORA06512： at "SYS.DBMS_RESOURCE_MANAGER"， line 108 ORA06512： at line 1 What action would you take to overcome this error？（） create the Pending Area before creating the consumer group。 activate the Pending Area before creating the consumer group。 increase the size of the large pool to accommodate the Pending Area。 increase the size of the shared pool to accommodate the Pending Area。 increase the size of the database buffer cache to accommodate the Pending Area。税种的设置及其征税办法，一般是以法律、法规的形式确定的。 Your database is in NOARCHIVELOG mode. You start to do a backup， but your users complain that they dont want you to shut down the database to perform the backup. What options are available to you？（）

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[单选] Your database is in NOARCHIVELOG mode. You start to do a backup， but your users complain that they dont want you to shut down the database to perform the backup. What options are available to you？（）

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