You Execute the Following command to create a password file in the database server: $ orapwd file = ‘+DATA/PROD/orapwprod entries = 5 ignorecase = N format = 12’ Which two statements are true about the password file?（）A、It records the usernames and passw

第1题：

ou executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5 ignorecase=N  Which statement describes the purpose of the above password file（）

• A、It records usernames and passwords of users when granted the DBA role.
• B、It contains usernames and passwords of users for whom auditing is enabled.
• C、It is used by Oracle to authenticate users for remote database administration.
• D、It records usernames and passwords of all users when they are added to OSDBA or OSOPER operating system groups.

第2题：

You execute a command to resize a data file， sales.dbf， of size 200 MB in your database： ALTER DATABASE DATAFILE ’/remorse/sales.dbf’ RESIZE 150M；  Which statement is true about this command（）

• A、The command must be issued in MOUNT state.
• B、The command succeeds only if the data file is offline.
• C、The command must be issued when the database is in the archivelog mode.
• D、The command succeeds if no extent in the tablespace is currently allocated above the 150 MB boundary of the file.

第3题：

You work as a database administrator for Certkiller .com. 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？（）

• A、All control files are opened
• B、All redo files are opened
• C、The password file is opened
• D、The parameter file is opened
• E、All online data files are opened

第4题：

You performed the RMAN database backup with the KEEP option.Which two statements are true about this backup?（） (Choose two)

• A、The KEEP option overrides the configured retention policy
• B、The KEEP option is an attribute of an individual backup piece
• C、The backup contains only data files and archived redo log files
• D、The backup contains data files, the server parameter file and the control file even if the control file auto backup is disabled

第5题：

our 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？（）

• A、All control files are opened.
• B、All redo log files are opened
• C、The password file is opened.
• D、The parameter file is opened.
• E、All online data files are opened.

第6题：

You are part of the DBA team working for a multinational bank. The team is responsible for performing administrative tasks on the database server located at the home office. The database server at the home office has a production database and a test database named TESTDB. The test database is primarily used for testing database commands and configuration settings befor implementing these settings on the production database. The test database is also used for the development of database applications. You have been asked by the senior DBA to grant the SYSDBA privilege to a new team member， John， so that he can perform some administrative tasks， such as shutdown and startup operations， on TESTDB. You use the password file to configure remote authentication on the TESTDB database. You execute the following statement to grant the SYSDBA privilege to John：   SQL>GRANT SYSDBA TO john；   However， you receive the following error：   ORA-01996： GRANT failed： password file   ’c：/oracle/ora9i/dbs/testdb.pwd’ is full   Which action should you take to add the user john to the password file without removing any of the existing users？（）

• A、 Create another password file and then re-execute the GRANT statement.
• B、 Re-create the password file， specifying a larger number of allowed entries， and then re-execute the GRANT statement.
• C、 Change the value of the REMOTE_LOGIN_PASSWORDFILE initialization parameter in theinitialization parameter file to NONE and then re-execute the GRANT statement.
• D、 Change the value of the REMOTE_LOGIN_PASSWORDFILE initialization parameter in the initialization parameter file to SHARED and then re-execute the GRANT statement.

第7题：

View this parameter setting in your database：   DB_CREATE_FILE_DEST=’D:// /oracle/product/10.2.0/oradata/oracle’  You created a tablespace by using this command：   CREATE TABLESPACE USERS；  Which two statements are true about the USERS tablespace？（）

• A、The tablespace has two data files.
• B、An error is reported and tablespace creation fails.
• C、Data files are created with names generated by the instance.
• D、The tablespace can be extended without specifying the data file.
• E、Data files belonging to the USERS tablespace cannot be renamed.

第8题：

You executed this command to create a password file: $ orapwd file = orapworcl entries = 10 ignorecase = N Which two statements are true about the password file?（）

• A、It will permit the use of uppercase passwords for database users who have been granted the SYSOPER role.
• B、It contains username and passwords of database users who are members of the OSOPER operating system group.
• C、It contains usernames and passwords of database users who are members of the OSDBA operating system group.
• D、It will permit the use of lowercase passwords for database users who have granted the SYSDBA role.
• E、It will not permit the use of mixed case passwords for the database users who have been granted the SYSDBA role.

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第13题：

Which two statements are true about the rescue configuration file?（）

• A、It must include a root password.
• B、It is rollback file number 50, and you can recover it by issuing rollback 50.
• C、It is created by issuing request system configuration rescue save.
• D、It is updated automatically when you commit.

第14题：

After performing a clean shut down of the database instance for maintenance， you mount the database andthen execute a command to open the database：SQL> ALTER DATABASE OPEN； Which two statements are true（）

• A、The online redo log files and online data files are opened.
• B、All the online data file headers are checked for consistency.
• C、Instance recovery is performed before opening the database.
• D、The path and existence of all the log file members are checked

第15题：

After performing a clean shut down of the database instance for maintenance， you mount thedatabase and then execute a command to open the database： SQL> ALTER DATABASE OPEN；  Which two statements are true（）

• A、The online redo log files and online data files are opened.
• B、All the online data file headers are checked for consistency.
• C、Instance recovery is performed before opening the database.
• D、The path and existence of all the log file members are checked

第16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？（）

• A、Datafiles
• B、 Current control file
• C、 Server parameter file （spfile）
• D、 Password file

第17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 SYSDBA
• B、 CONNECT sys/admin AS SYSDBA
• C、 CONNECT sys/admin@mynewdb AS SYSDBA
• D、 CONNECT sys/change_on_install AS SYSDBA

第18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 is
• D、 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.

第19题：

You executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5ignorecase=N  Which statement describes the purpose of the above password file（）

• A、It records usernames and passwords of users when granted the DBA role.
• B、It contains usernames and passwords of users for whom auditing is enabled.
• C、It is used by Oracle to authenticate users for remote database administration.
• D、It records usernames and passwords of all users when they are added to OSDBA or OSOPER operatingsystem groups

第20题：

You upgraded your database from pre-12c to a multitenant container database (CDB) containing pluggable databases (PDBs). Examine the query and its output: Which two tasks must you perform to add users with SYSBACKUP, SYSDG, and SYSKM privilege to the password file?（）

• A、Assign the appropriate operating system groups to SYSBACKUP, SYSDG, SYSKM.
• B、Grant SYSBACKUP, SYSDG, and SYSKM privileges to the intended users.
• C、Re-create the password file with SYSBACKUP, SYSDG, and SYSKM privilege and the FORCE argument set to No.
• D、Re-create the password file with SYSBACKUP, SYSDG, and SYSKM privilege, and FORCE arguments set to Yes.
• E、Re-create the password file in the Oracle Database 12c format.

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