You used the IMMEDIATE option to shut down your database instance. Consider the steps that
mayoccur when a database instance is started and database is opened：
1：SGA is allocated.
2：Control file is read.
3：Redo log files are opened.
4：Instance recovery is started.
5：Background processes are started.
6：Data file headers are checked for consistency.
7：Server parameter file or the initialization parameter file is read.
Which option has the correct order in which these steps occur（）
A.7，1，5，2，3，6，4
B.1，5，7，2，3，6；step 4 is not required
C.7，1，5，2，3，6；step 4 is not required
D.1，2，3，5，6，4；step 7 is not required
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View the Exhibit and note the files available in the $ORACLE_HOME/dbs folder. The ASM instanceis already running. You used the following steps to start the database instance and open the database：
Which file is used to start the instance in this case（）
A.init.ora
B.spfile.ora
C.initorcl.ora
D.spfile+ASM.ora
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
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
View the Exhibit and examine the output of the query.
What do you infer from this（）
A.The SGA_TARGET is a static parameter.
B.The instance is started， but the database is not yet open.
C.The server parameter file （SPFILE） was used to start the instance.
D.The SGA_TARGET parameter does not have any effect onthe databaseinstance untiltheSGA_MAX_SIZE parameter is specified.
A.An SPFILE is a binary file.
B.An SPFILE cannot reside on a client.
C.An SPFILE cannot contain static parameters.
D.An SPFILE can store changes persistently across instance restarts.
E.An SPFILE can be read by the database server， but it is not written to by the server.
F.An SPFILE must be created manually， before creating a database， even if you use the DatabaseConfiguration Assistant （DBCA） to create the database.
View the Exhibit and examine the initialization parameter settings.
Which three initialization parameters are to be set manually as they are not automatically tuned（）
A.LOG_BUFFER
B.SORT_AREA_SIZE
C.JAVA_POOL_SIZE
D.STREAMS_POOL_SIZE
E.DB_16K_CACHE_SIZE
F.DB_KEEP_CACHE_SIZE
Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH；
What would be the outcome of this command（）
A.The command succeeds only if Automatic Memory Management is not enabled.
B.The command succeeds， but you need to restart the database for changes to take effect.
C.The command returns an error because the size of the redo log buffer cannot be changed dynamically.
D.The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.
View the Exhibit.
You are creating an additional database by using the Database Configuration Assistant （DBCA）. Youopted to create a General Purpose database and during the database creation realize that the Block Sizefield is not enabled.
What could be the reason for this（）
A.You have chosen the File System option as the storage option.
B.You have chosen the Automatic Storage Management （ASM） as the storage option.
C.The data block size can be increased only when DBCA is invoked from Oracle Universal Installer （OUI）.
D.You are using General Purpose template and not the Custom Database template to create the database.
View the Exhibit.
What would happen if Oracle Home is not empty（）
A.The installation will not be continued until the location is empty.
B.The installation will proceed without overwriting the existing files.
C.The installation can be continued， but the existing files will be overwritten.
D.The installation terminates automatically after showing an error message
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Which statements regarding the server parameter file （SPFILE） are true（）
Which statements are true regarding the Oracle Data Pump export and import operations（）
All the database users are presently connected to the database instance and working. The HR user hasopened three database sessions and executed the following command in one of his sessions：SQL> UPDATE persons SET ccode=’U031’ WHERE ccode=’U029’； 123 rows updated.SQL> DELETE FROM persons WHERE exp=’Y’；3 rows deleted.The SYS user opens a new session after HR executed the above commands. Which sessions can see theeffect of the UPDATE and DELETE commands（）
Your database instance is running with full workload after database creation. You have decided to use a fixed-size undo tablespace. You want to use the Undo Advisor to estimate the capacity of the undo tablespace.Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undotablespace（）
Which statements are true regarding a tablespace（）
Identify the situations in which you use the alert log file in your database to check the detail.（）
Examine the following statement that is used to modify the primary key constraint on the SALES table：SQL> ALTER TABLE SALES MODIFY CONSTRAINT pk DISABLE VALIDATE；Which three statements aretrue regarding the above command（）
Automatic Shared Memory Management is disabled for your database instance. You realize that there arecases of SQL statements performing poorly because of repeated parsing activity， resulting in degradation ofperformance. What would be your next step to improve performance（）
Which kinds of failures make the Data Recovery Advisor （DRA） generate a manual checklist？（）
View the Exhibit. You are creating an additional database by using the Database Configuration Assistant（DBCA）. You opted to create a General Purpose database and during the database creation realize that theBlock Size field is not enabled. What could be the reason for this（）