The database is currently running in the NOARCHIVELOG mode. What would be the first step to configure Flashback Database？（）

相似题目

• The current flowing first in one direction and then in another is called（） current.

  A . an alternating B . a rush C . a direct D . an exciting

  查看最佳答案

• The starting current of an a-cmotor is （） the rated current.

  A . the same as B . much larger than C . less than D . equal

  查看最佳答案

• The steady current circling the globe at about 60°S is the（）.

  A . Prevailing Westerly B . Sub-Polar Flow C . West Wind Drift D . Humboldt Current

  查看最佳答案

• Given that the current directory is empty, and that the user has read and write privileges to the current, and the following: https://assets.asklib.com/images/image2/2018080117440516365.jpg Which statement is true?（）

  A . Compilation fails. B . Nothing is added to the file system. C . Only a new file is created on the file system. D . Only a new directory is created on the file system. E . Both a new file and a new directory are created on the file system.

  查看最佳答案

• The set of the current is the（）.

  A . speed of the current at a particular time B . maximum speed of the current C . direction from which the current flows D . direction in which the current flow

  查看最佳答案

• View the Exhibit and examine the resource consumption details for the current plan in use by the database instance.Which two statements are true based on the output?（）https://assets.asklib.com/images/image2/2018080214062464323.png

  A . An attempt to start a new session by the user belonging to DSS_QUERIES fails with an error B . A user belonging to DSS_QUERIES can log in to a new session but the session will be queued C . The CPU_WAIT_TIME column indicates the total time that sessions in the consumer group waited for the CPU due to resource management . D . The CPU_WAIT_TIME column indicates the total time that sessions in the consumer group waited for the CPU due to resource management, I/O waits, and latch or enqueue contentio

  查看最佳答案

• As a result of a media failure， the current online redo log group is corrupted. The database crashes， as the current online group is inaccessible. Which type of incomplete recovery are you most likely to perform？ （）

  A . Cancel-based B . Recovery using a backup control file C . Time-based D . Change-based

  查看最佳答案

• The set of the ocean current is caused by（）.

  A . density differences of the water B . rotation of the earth C . direction of primary circulation of air D . all of the above

  查看最佳答案

• Your Oracle Database 10g is online when you execute the following statement：        SQL>ALTER TABLESPACE MY_TABLESPACE FLASHBACK OFF；   What is the result of executing this statement if the Flashback Database feature is already enabled in the database？（）

  A .  The database does not record flashback logs for MY_TABLESPACE B .  The tables residing in MY_TABLESPACE are not protected by the Recycle Bin. C .  All the tablespaces except MY_TABLESPACE can be recovered using Flashback Database feature. D .  None of the flashback technologies， such as Flashback Table， Flashback Transaction Query and Flashback Version Query can be used to recover individual rows within the objects from MY_TABLESPACE

  查看最佳答案

• 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 tempfiles B .  Shut down the database， restore and recover the tempfile from backup，and then open the database with RESETLOGS C .  Allow the database to continue running，take the TEMP tablespace offline，drop the missing tempfile，and then create a new tempfile D .  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

  查看最佳答案

• You have a large amount of historical data in an operating system file. Some analysts in your organization need to query this data. The file is too large to load into your current database. Which is the most effective method to accomplish the task？（）

  A . Upgrade the hardware/memory to accommodate the data. B . Load the data into your database by using the PARALLEL clause. C . Give analysts DBA privilege， so that they can query DBA_EXTERNAL_TABLES. D . Use an external table so you can have the metadata available in your database， but leave the data in the operating system files.

  查看最佳答案

• One of the causes of ocean currents is density differences in the water. This is true because （）.

  A . in an area of high density the water's surface is lower than in an area of low density B . surface water flows from an area of high density to one of low density C . the lesser the density gradient the freer the water is to move D . it is the density differences that cause the currents to stay in the trough

  查看最佳答案

• Given that the current directory is empty， and that the user has read and write privileges to the current directory， and the following： https://assets.asklib.com/images/image2/2018080115270239176.jpg Which statement is true？（）

  A . Compilation fails. B . Nothing is added to the file system. C . Only a new file is created on the file system. D . Only a new directory is created on the file system. E . Both a new file and a new directory are created on the file system.

  查看最佳答案

• The speed of an ocean current is dependent on（）.

  A . the density of the water B . the air temperature C . the presence of a high pressure area near it D . underwater soil conditio

  查看最佳答案

• Which view will you use to view information regarding the jobs that are currently running in a database？（）

  A . DBA_SCHEDULER_RUNNING_JOBS B . DBA_SCHEDULER_JOB_RUN_DETAILS C . DBA_SCHEDULER_JOBS D . DBA_SCHEDULER_JOB_LOG

  查看最佳答案

• What is the maximum database block size supported for the Oracle9i database？（）

  A . 16KB B . 32KB C . 64KB D . 128KB

  查看最佳答案

• One of the factors which affects the circulation of ocean currents is（）.

  A . humidity B . varying densities of water C . vessel traffic D . the jet stream

  查看最佳答案

• Your SQL Server 2005 database contains a table that has 500 million rows of data. Some of the data is historical and some is current. You need to partition the data on a single server to increase performance and optimize maintenance. What should you do？（）

  A . Implement horizontal partitioning. B . Implement vertical partitioning. C . Implement a raw partition. D . Implement distributed partitioning.

  查看最佳答案

• In your database， the Log Writer （LGWR） process is unable to write to a member of a current redo log group due to read/write failure. Which two effects would you see in your database？（）

  A . The database instance aborts. B . The database operation temporarily halts till the member becomes available. C . Writing proceeds as normal. LGWR writes to the available members of a group and ignores the unavailable members. D . The member would be marked as STALE and an error message would be written to the alert log file and LGWR trace file. E . The status of the group changes to INACTIVE and an error message would be written to the alert log file and LGWR trace file.

  查看最佳答案

• What is the offical name of Russia currently?

  查看最佳答案

• What is the value of work in the current society?

  查看最佳答案

• The set of the current is the （).

  A.speed of the current at a particular time B.maximum speed of the current C.direction from which the current flows D.direction in which the current flows

  查看最佳答案

• The starting current of an a.cmotor is _____ the rated current.

  A.the same as B.much larger than C.less than D.equals

  查看最佳答案

• Which of the following is NOT current asset（)？

  A．accounts payable B．accounts receivable C．cash equivalents

  查看最佳答案