You are administering a database and you receive a requirement to apply the following restrictions:
1. A connection must be terminated after four unsuccessful login attempts by user.
2. A user should not be able to create more than four simultaneous sessions.
3. User session must be terminated after 15 minutes of inactivity.
4. Users must be prompted to change their passwords every 15 days.
How would you accomplish these requirements?（）
A. by granting a secure application role to the users
B. by creating and assigning a profile to the users and setting the REMOTE_OS_AUTHENT parameter to false
C. By creating and assigning a profile to the users and setting the SEC_MAX_FAILED_LOGIN_ATTEMPTS parameter to 4
D. By Implementing Fine-Grained Auditing (FGA) and setting the REMOTE_LOGIN_PASSWORD_FILE parameter to none.
E. By implementing the database resource Manager plan and setting the SEC_MAX_FAILED_LOGIN_ATTEMPTS parameters to 4.
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You administer an online transaction processing (OLTP) system whose database is stored in Automatic
Storage Management (ASM) and whose disk group use normal redundancy.
One of the ASM disks goes offline, and is then dropped because it was not brought online before DISK_REPAIR_TIME elapsed.
When the disk is replaced and added back to the disk group, the ensuing rebalance operation is too slow.
Which two recommendations should you make to speed up the rebalance operation if this type of failure
happens again?（）
A. Increase the value of the ASM_POWER_LIMIT parameter.
B. Set the DISK_REPAIR_TIME disk attribute to a lower value.
C. Specify the statement that adds the disk back to the disk group.
D. Increase the number of ASMB processes.
E. Increase the number of DBWR_IO_SLAVES in the ASM instance.
A. ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from the root
B. ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from a pdb
C. ALTER PLUGGABLE DATABASE PDB OPEN issued from the seed
D. ALTER DATABASE PDB OPEN issued from the root
E. ALTER DATABASE OPEN issued from that pdb
F. ALTER PLUGGABLE DATABASE PDB OPEN issued from another pdb
G. ALTER PLUGGABLE DATABASE OPEN issued from that pdb
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.
To enable the Database Smart Flash Cache, you configure the following parameters:
DB_FLASH_CACHE_FILE = ‘/dev/flash_device_1’ , ‘/dev/flash_device_2’
DB_FLASH_CACHE_SIZE=64G
What is the result when you start up the database instance?（）
A. It results in an error because these parameter settings are invalid.
B. One 64G flash cache file will be used.
C. Two 64G flash cache files will be used.
D. Two 32G flash cache files will be used.
You support Oracle Database 12c Oracle Database 11g, and Oracle Database log on the same server.
All databases of all versions use Automatic Storage Management (ASM).
Which three statements are true about the ASM disk group compatibility attributes that are set for a disk group?（）
A. The ASM compatibility attribute controls the format of the disk group metadata.
B. RDBMS compatibility together with the database version determines whether a database Instance can mount the ASM disk group.
C. The RDBMS compatibility setting allows only databases set to the same version as the compatibility value, to mount the ASM disk group.
D. The ASM compatibility attribute determines some of the ASM features that may be used by the Oracle disk group.
E. The ADVM compatibility attribute determines the ACFS features that may be used by the Oracle 10g database.
You execute the following commands to audit database activities:
SQL > ALTER SYSTEM SET AUDIT_TRIAL=DB, EXTENDED SCOPE=SPFILE;
SQL > AUDIT SELECT TABLE, INSERT TABLE, DELETE TABLE BY JOHN By SESSION WHENEVER SUCCESSFUL;
Which statement is true about the audit record that generated when auditing after instance restarts?（）
A. One audit record is created for every successful execution of a SELECT, INSERT OR DELETE command on a table, and contains the SQL text for the SQL Statements.
B. One audit record is created for every successful execution of a SELECT, INSERT OR DELETE command, and contains the execution plan for the SQL statements.
C. One audit record is created for the whole session if john successfully executes a SELECT, INSERT, or DELETE command, and contains the execution plan for the SQL statements.
D. One audit record is created for the whole session if JOHN successfully executes a select command, and contains the SQL text and bind variables used.
E. One audit record is created for the whole session if john successfully executes a SELECT, INSERT,or DELETE command on a table, and contains the execution plan, SQL text, and bind variables used.
A. Fine-Grained Auditing (FGA) is enabled for the PRICE column in the PRODUCTS table for SELECT statements only when a row with PRICE > 10000 is accessed.
B. FGA is enabled for the PRODUCTS.PRICE column and an audit record is written whenever a row with PRICE > 10000 is accessed.
C. FGA is enabled for all DML operations by JIM on the PRODUCTS.PRICE column.
D. FGA is enabled for the PRICE column of the PRODUCTS table and the SQL statements is captured in the FGA audit trial.
A. The root container can be flashed back without flashing back the pluggable databases (PDBs).
B. To enable flashback database, the CDB must be mounted.
C. Individual PDBs can be flashed back without flashing back the entire cdb.
D. The DB_FLASHBACK RETENTION_TARGET parameter must be set to enable flashback of the cdb.
E. A CDB can be flashed back specifying the desired target point in time or an SCN, but not a restore point.
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
A. Data is redacted for the EMP.SAL column only if the SCOTT session does not have the MGR role set.
B. Data is redacted for EMP.SAL column only if the SCOTT session has the MGR role set.
C. Data is never redacted for the EMP_V.SAL column.
D. Data is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.
E. Data is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set.
最新试题
In your multitenant container database (CDB) containing same pluggable databases (PDBs), you execute the following commands in the root container:Which two statements are true?（）
You upgraded from a previous Oracle database version to Oracle Database version to Oracle Database12c. Your database supports a mixed workload. During the day, lots of insert, update, and deleteoperations are performed. At night, Extract, Transform, Load (ETL) and batch reporting jobs are run.The ETL jobs perform certain database operations using two or more concurrent sessions.After the upgrade, you notice that the performance of ETL jobs has degraded. To ascertain the cause ofperformance degradation, you want to collect basic statistics such as the level of parallelism, totaldatabase time, and the number of I/O requests for the ETL jobs.How do you accomplish this?（）
Your database has the SRV1 service configured for an application that runs on middle-tier application server. The application has multiple modules. You enable tracing at the service level by executing the following command:SQL > exec DBMS_MONITOR.SERV_MOD_ACT_TRACE_ENABLE (‘SRV1’);The possible outcome and actions to aggregate the trace files are as follows:1. The command fails because a module name is not specified.2. A trace file is created for each session that is running the SRV1 service.3. An aggregated trace file is created for all the sessions that are running the SRV1 service.4. The trace files may be aggregated by using the trcess utility.5. The trace files be aggregated by using the tkprof utility.Identify the correct outcome and the step to aggregate by using tkprof utility?（）
Examine the query and its output executed In an RDBMS Instance:Which three statements are true about the users (other than sys) in the output?（）
Your multitenant container database has three pluggable databases (PDBs): PDB1, PDB2, and PDB3.Which two RMAN commands may be; used to back up only the PDB1 pluggable database?（）
Which three statements are true about Oracle Data Pump export and import operations?（）
Which two statements are true when row archival management is enabled?（）
Identify two situations in which the alert log file is updated.（）
Your multitenant container database (CDB) contains pluggable databases (PDBs), you are connected to the HR_PDB. You execute the following command:SQL > CREATE UNDO TABLESPACE undotb01 DATAFILE ‘u01/oracle/rddb1/undotbs01.dbf’ SIZE 60M AUTOEXTEND ON;What is the result?（）
You created an encrypted tablespace:You then closed the encryption wallet because you were advised that this is secure.Later in the day, you attempt to create the EMPLOYEES table in the SECURESPACE tablespace with the SALT option on the EMPLOYEE column.Which is true about the result?（）