You are a Database Administrator with WonderWeb. You use a password file to establish connections to the Sales database located on the server. You created the password file using the following command: ORAPWD file=d:/oracle/ora9i/orapwU01 password=admin entries=4 You erroneously deleted the password file while the database was running. You re-create the password file using the following command: ORAPWD file=d:/oracle/ora9i/orapwU01 password=change_on_install entries=4 However, when you try to connect as the SYS user, you receive the following error: ORA-01031: insufficient privileges What should you do to resolve this error?()A、 Delete the newly created password file and re-create another password file with the password admin, without shutting down the database.B、 Enable the operating system authentication, shut down the database, disable the operating system authentication, and restart the database using the password file.C、 Enable the operating system authentication, shut down the database, re-create the password file using the same ORAPWD command, and restart the database using the password file.D、 Delete the newly created password file, enable operating system authentication and shut down the database. Then, re-create another password file using the same ORAPWD command and restart the database using this password file.
In Recovery Manager (RMAN), you have set control file autobackup to ON by using the following command: CONFIGURE CONTROLFILE AUTOBACKUP ON; Which two events would cause the control file to be backed up automatically? ()A、a tablespace is taken offlineB、the database instance is restartedC、a new data file is added to an existing tablespaceD、a successful backup is recorded in the RMAN repositoryE、the RMAN connection is disconnected from the target database
Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt: RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON; After executing this command, in which of the following cases will RMAN make an auto-backup of the control file? ()A、 when you change the name of a datafileB、 when you drop a table from the databaseC、 when you take an export of the databaseD、 when you back up the database using OS utilitiesE、 when you issue an ALTER SYSTEM SWITCH LOGFILE statementF、 when you issue a BACKUP command from inside the RMAN run block
You were recently hired by Certkiller .com as a database administrator. You are asked to find out whether the currently functional listener process, named L1, has been password protected or not. You are not familiar with the file system of the new organization. How would you accomplish the task?()A、 by using the STATUS command of the Listener control utilityB、 by using the STATUS L1 command of the Listener control utilityC、 by using the SHOW RULES command of the Listener control utilityD、 by using the SET PASSWORD command of the Listener control utilityE、 by searching for the PASSWORD_LISTENER entry in the listener.ora file
You used the following command in Recovery Manager (RMAN) as part of the recovery process: RESTORE CONTROLFILE FROM AUTOBACKUP; How does RMAN find the control file autobackup?()A、 By using the trace file.B、 By using the alert log file.C、 By using the database IDD、 By using the server parameter file.E、 By using the V$CONTROLFILE view.F、 By using the autobackup format configuration setting.
You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command?()A、DatafilesB、 Current control fileC、 Server parameter file (spfile)D、 Password file
You are maintaining the PROD database for NetFx Corporation. You have configured controlfile autobackup in your database. At 6:00 P.M. on Monday, you issue the following command: RMANBACKUP DATABASE; At 8:00 A.M. on Tuesday, you are unable to start the database because all the control files are missing. You decide to restore the control files from the backup by using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP; command. Which operation should you perform before using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP; command?()A、 Start the database in the MOUNT stage.B、 Back up the control file to trace.C、 Set the DBIDD、 Issue the RECOVER DATABASE command.
You want to implement the backup and recovery strategy in your database using Recovery Manager (RMAN). You have chosen the control file of the target database for the RMAN repository. Which command-line RMAN command would you use to establish a local connection between RMAN and the RMAN repository if your database is using password file authentication?()A、 rman TARGET / NOCATALOGB、 rman TARGET sys/passwordC、 rman TARGET sys/password AS SYSDBAD、 rman TARGET sys/password@db_name CATALOG rman_user/rman_password@rcat
You are maintaining the database of a company. The listener process, listener1, is configured for remote access. You have issued the following command: LSNRCTLSTATUS listener1 Which information will NOT be displayed when you issue the above command?() A、 whether the password is set in the listener or a file or notB、 the number of client connections the service handler has refusedC、 the information will be displayed whether the instance can accept connections or notD、 the protocol addresses on which the listener is configured to listen
You have a login-path named "adamlocal" that was created by using the mysql_config_editor command. You need to check what is defined for this login_path to ensure that it is correct for you deployment. You execute this command: $mysql_config_editor print –login-path=adamlocal What is the expected output of this command?()A、The command prints all parameter for the login-path. The password is replaced with starsB、The command prints the encrypted entry for the login-path. The is only possible to see if an entry existsC、The command prints all parameters for the login-path. The password is shown only when you provide the –password optionD、The command prints all parameters for the login-path. The password is printed in plain tex
You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery?() A、 You will need to open the database with the resetlogs command.B、 All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C、 You will use the resetlogs version of the create controlfile command.D、 You will use the noresetlogs version of the create controlfile command.E、 You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command
You previously secured your listener with an encrypted password. However, you need to set a new password for security reasons. What is the correct method for setting a new encrypted password for the listener using the Listener Control utility?()A、 executing the SET PASSWORD command and then the SAVE_CONFIG commandB、 executing the CHANGE_PASSWORD command and then the SAVE_CONFIG commandC、 executing the CHANGE_PASSWORD command and then the SET PASSWORD commandD、 executing the SET PASSWORD command, then the CHANGE_PASSWORD command and finally, the SAVE_CONFIG command
单选题You have a disk group, DGROUP1, with three disks and NORMAL redundancy. You execute the following command to create a template for the disk group: ALTER DISKGROUP dgroup1 ADD TEMPLATE my_temp ATTRIBUTES (MIRROR FINE); Which statement is true?()AWhen a file is created in DGROUP1 with the template, it would have threeway mirroring. BWhen a file is created in DGROUP1, the MY_TEMP template becomes the default template.CWhen a file is created in DGROUP1 with the template, it would have twoway mirroring and file striping.DWhen a file is created in DGROUP1 with the template, it would have threeway mirroring and file striping.EWhen a file is created in DGROUP1 with the template, it would have twoway mirroring but no file striping.
单选题You have a disk group, DGROUP1, with three disk and NORMAL redundancy. You execute the following command to create a template for the disk group: ALTER DISKGROUP dgroup1 ADD TEMPLATE my_temp ATTRIBUTES (MIRROR FINE);Which statement is true?()A When a file is created in DGROUP1 with the template, it would have three-way mirroring.B When a file is created in DGROUP1, the MY_TEMP template becomes the default template.C When a file is created in DGROUP1 with the template, it would have two-way mirroring and file striping.D When a file is created in DGROUP1 with the template, it would have three-way mirroring and file striping.E When a file is created in DGROUP1 with the template, it would have two-way mirroring but no file striping.
单选题You were recently hired by an organization as a database administrator. You are asked to find out whether the currently functional listener process, named L1, has been password protected or not. You are not familiar with the file system of the new organization. How would you accomplish the task?()Aby using the STATUS command of the Listener control utilityBby using the STATUS L1 command of the Listener control utilityCby using the SHOW RULES command of the Listener control utilityDby using the SET PASSWORD command of the Listener control utilityEby searching for the PASSWORD_LISTENER entry in the listener.ora file
多选题Your database in running in the ARCHIVELOG mode. You issue the following command to back up datafile 2 in your database. RMAN COPY DATAFILE 2 TO ’D:///ORACLE/ORA90/MYNEWDB/DA2.DBF’; Which two statements are true regarding the backup created using this command?()AThe copy of the datafile created is stored in the RMAN repository.BThe copy of the datafile created can be viewed using the LIST BACKUP command.CThe copy of the datafile created using this COPY command can be placed only on the disk.DThe copy of the datafile created is similar to the backup of the file created using the BACKUP command.EThe copy of the datafile created can be used for recovering the database using the user-managed recovery method.
多选题You used the following command in Recovery Manager (RMAN) as part of the recovery process: RESTORE CONTROLFILE FROM AUTOBACKUP; How does RMAN find the control file autobackup?()ABy using the trace file.BBy using the alert log file.CBy using the database IDDBy using the server parameter file.EBy using the V$CONTROLFILE view.FBy using the autobackup format configuration setting.
单选题You are maintaining the database of a company. The listener process, listener1, is configured for remote access. You have issued the following command: LSNRCTLSTATUS listener1 Which information will NOT be displayed when you issue the above command?()A whether the password is set in the listener or a file or notB the number of client connections the service handler has refusedC the information will be displayed whether the instance can accept connections or notD the protocol addresses on which the listener is configured to listen
单选题You want to implement the backup and recovery strategy in your database using Recovery Manager (RMAN). You have chosen the control file of the target database for the RMAN repository. Which command-line RMAN command would you use to establish a local connection between RMAN and the RMAN repository if your database is using password file authentication?()A rman TARGET / NOCATALOGB rman TARGET sys/passwordC rman TARGET sys/password AS SYSDBAD rman TARGET sys/password@db_name CATALOG rman_user/rman_password@rcat
单选题You have a login-path named "adamlocal" that was created by using the mysql_config_editor command. You need to check what is defined for this login_path to ensure that it is correct for you deployment. You execute this command: $mysql_config_editor print –login-path=adamlocal What is the expected output of this command?()AThe command prints all parameter for the login-path. The password is replaced with starsBThe command prints the encrypted entry for the login-path. The is only possible to see if an entry existsCThe command prints all parameters for the login-path. The password is shown only when you provide the –password optionDThe command prints all parameters for the login-path. The password is printed in plain tex
单选题You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command?()ADatafilesB Current control fileC Server parameter file (spfile)D Password file
单选题You are a Database Administrator with TXGlobal. You use a password file to establish remote connections to the HR database on the server located at the home office. Currently, two active remote sessions exist to this database. These sessions were established using the SYSDBA privilege from the remote machines. You accidentally deleted the password file. What will be the consequence of this action?()A Both the sessions will be killed, and no new sessions will be created using the SYSDBA or SYSOPER privilege.B Both the sessions will remain active, but no new sessions will be created using the SYSDBA or SYSOPER privilege.CBoth the sessions will be killed, but new sessions will be created using the SYSDBA or SYSOPER privilege when the database restarts.D The database will crash, and no new sessions will be created using the SYSDBA or SYSOPER privilege when the database restarts.
多选题In Recovery Manager (RMAN), you have set control file autobackup to ON by using the following command: CONFIGURE CONTROLFILE AUTOBACKUP ON; Which two events would cause the control file to be backed up automatically? ()Aa tablespace is taken offlineBthe database instance is restartedCa new data file is added to an existing tablespaceDa successful backup is recorded in the RMAN repositoryEthe RMAN connection is disconnected from the target database
单选题You have created a password file using the following command: ORAPWD file=d:/oracle/ora9i/orapwU01 password=change_on_install entries=3 Which of the following is true about this password file?()A If the REMOTE_LOGIN_PASSWORDFILE parameter is set to SHARED in the initialization parameter file, then a maximum of three users can be granted the SYSDBA or SYSOPER privileges.B If the REMOTE_LOGIN_PASSWORDFILE parameter is set to EXCLUSIVE in the initialization parameter file, then a maximum of three users can be granted the SYSDBA or SYSOPER privileges.C If the REMOTE_LOGIN_PASSWORDFILE parameter is set to SHARED in the initialization parameter file, then the SYSDBA and SYSOPER privileges can be granted to other users as long as space in the password file isD If the REMOTE_LOGIN_PASSWORDFILE parameter is set to EXCLUSIVE in the initialization parameter file, then the SYSDBAand SYSOPER privileges can be granted to other users as long as space in the password file is available.
单选题You are working as a Database Administrator. Despite having a password in the data dictionary as change_on_install, you always log on to the database MYNEWDB using operating system authentication. Your organization is planning to recruit two junior-level DBAs. You decide to enable remote authentication in your database so that the new DBAs can log on to the database from their workstations to carry out administrative tasks. To allow the new DBAs to perform the administrative tasks, you create a password file on the database server using the following command: ORAPWD file=d:/oracle/ora9i/orapwU01 password=admin entries=4 After creating the password file, you remove the operating system authentication and change the value of the REMOTE_LOGIN_PASSWORDFILE parameter to EXCLUSIVE. You also create a net service name as MYNEWDB that allows the new DBAs to connect to the database server from their workstations using this net service name. Which command must you use to connect to the database to start it?()A CONNECT / AS SYSDBAB CONNECT sys/admin AS SYSDBAC CONNECT sys/admin@mynewdb AS SYSDBAD CONNECT sys/change_on_install AS SYSDBA
单选题You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery?()A You will need to open the database with the resetlogs command.B All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C You will use the resetlogs version of the create controlfile command.D You will use the noresetlogs version of the create controlfile command.E You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command
多选题Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt: RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON; After executing this command, in which of the following cases will RMAN make an auto-backup of the control file? ()Awhen you change the name of a datafileBwhen you drop a table from the databaseCwhen you take an export of the databaseDwhen you back up the database using OS utilitiesEwhen you issue an ALTER SYSTEM SWITCH LOGFILE statementFwhen you issue a BACKUP command from inside the RMAN run block
多选题You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN; What two actions are performed as a result of this command?()AAll control files are openedBAll redo files are openedCThe password file is openedDThe parameter file is openedEAll online data files are opened