In your database instance, the user sessions are connected t

题目
单选题
In your database instance, the user sessions are connected to the database server from the remotemachines. You want to achieve the following for these users:  1:The user account must be locked after four unsuccessful login attempts.PASSWORD_LOCK_TIME  2:The user must be prompted to change the password at regular intervals.PASSWORD_LIFE_TIME  3:The user may not have more than three simultaneous sessions.SESSIONS_PER_USER  4:The user session must automatically be logged off if more than 10 minutes elapsed time used.CONNECT_TIME  How would you accomplish the above()
A

by assigning profiles for the users

B

by implementing Fine-Grained Auditing (FGA)

C

by granting a secure application role to the users

D

by implementing the Database Resource Manager plan

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相似问题和答案

第1题:

In your database instance, the user sessions are connected to the database server from the remote machines.You want to achieve the following for these users: 1. The user account must be locked after four unsuccessful login attempts. 2. The user must be prompted to change the password at regular intervals. 3. The user may not have more than three simultaneous sessions. 4. The user session must automatically be logged off if more than 10 minutes elapsed time used. How would you accomplish the above()

  • A、By assigning profiles for the users
  • B、By implementing Fine-Grained Auditing (FGA)
  • C、By granting a secure application role to the users
  • D、By implementing the Database Resource Manager plan

正确答案:A

第2题:

Users of your web application have requested that they should be able to set the duration of their sessions.So for example, one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes; another user might want to stay connected for a whole day. Furthermore, youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal?()

  • A、User user = // retrieve the User object from the database session.setDurationInterval(user.getSessionDuration());
  • B、User user = // retrieve the User object from the database session.setMaxDuration(user.getSessionDuration());
  • C、User user = // retrieve the User object from the database session.setInactiveInterval(user.getSessionDuration());
  • D、User user=//retrieve the User object from the database session.setDuration(user.getSessionDuratio());
  • E、User user = // retrieve the User object from the database session.setMaxInactiveInterval(user.getSessionDuration());

正确答案:E

第3题:

Multiple RMAN sessions are connected to the database instance.Examine the following output when backup commands are running in server sessions:What could have helped you to correlate server sessions with channels?()

A. Implement RMAN multiplexing

B. Set the DEBUG ON in the RMAN script

C. Specify the command ID in the RMAN script

D. Use a tag with the RMAN BACKUP command


参考答案:C

第4题:

Your production database uses an Automatic Storage Management (ASM) instance to manage its files.  You want to add a new disk group to the ASM instance to manage the increased data load.  What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users?()

  • A、mount the new disk group in the ASM instance
  • B、restart the ASM instance and the production database instance
  • C、register the new disk groups in the production database instance
  • D、restart the ASM instance without restarting the production database instance
  • E、include the new disk group in the ASM_DISKSTRING parameter in the parameter file and restart the ASM instance

正确答案:A

第5题:

For which database operation would you need the database to be in the MOUNT state()

  • A、renaming the control files
  • B、re-creating the control files
  • C、dropping a user in your database
  • D、dropping a tablespace in your database
  • E、configuring the database instance to operate in the ARCHIVELOG or NOARCHIVELOG modes

正确答案:E

第6题:

You executed the following command in the lsnrctl utility to stop the listener: lsnrctl> STOP L1  What is the effect of this command if L1 is the only listener configured for your database?()

  • A、It terminates all user sessions.
  • B、It prevents users from logging in to the database remotely.
  • C、It halts the server until all user transactions are completed.
  • D、The server hangs, so users will receive an error asking them to login again.
  • E、Connected users would get an error with the message "End of communication channel".

正确答案:B

第7题:

Your database is open and users are connected using the LISTENER listener. The new DBA of the system stops the listener by using the following command:  LSNRCTL> STOP  What would happen to the sessions that are presently connected to the database instance?()

  • A、The sessions are able to perform only queries.
  • B、The sessions are not affected and continue to function normally.
  • C、The active transactions are rolled back and the sessions get terminated.
  • D、The sessions are not allowed to perform any operations till the listener is started.

正确答案:B

第8题:

Your database is open and the LISTENER listener running. You stopped the wrong listener LISTENER byissuing the following command:lsnrctl >STOPWhat happens to the sessions that are presently connected to the database Instance?()

A. They are able to perform only queries.

B. They are not affected and continue to function normally.

C. They are terminated and the active transactions are rolled back.

D. They are not allowed to perform any operations until the listener LISTENER is started


参考答案:B

第9题:

Your database is open and the LISTENER listener is running. The new DBA of the system stops the listener byusing the command:LSNRCTL> STOP What happens to the sessions that are presently connected to the database instance()

  • A、The sessions are able to perform only queries.
  • B、The sessions are not affected and continue to function normally.
  • C、The sessions are terminated and the active transactions are rolled back.
  • D、The sessions are not allowed to perform any operations till the listener is started

正确答案:B

第10题:

You created a profile APP_USER and assigned it to the users. After a month, you decide to drop theprofile.Some user sessions are currently connected to the database instance and are using the APP_USERprofile. This command is used to drop the profile: SQL> DROP PROFILE app_user;  Which statement describes the result()

  • A、The command produces an error.
  • B、The profile is dropped and current user sessions use the DEFAULT profile immediately.
  • C、The profile is dropped and only the subsequent user sessions use the DEFAULT profile.
  • D、The profile is dropped, the sessions are terminated, and the subsequent user sessions use theDEFAULT profile.

正确答案:A

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