The LOB values are automatically compressed.
The LOB values are cached by default in the buffer cache.
The LOB values are automatically stored in encrypted mode.
All LOB data that is identical in two or more rows in a LOB column share the same data blocks.
第1题:
On your Oracle 12c database, you invoked SQL *Loader to load data into the EMPLOYEES table in the HR schema by issuing the following command:$> sqlldr hr/hr@pdb table=employeesWhich two statements are true regarding the command?()
A. It succeeds with default settings if the EMPLOYEES table belonging to HR is already defined in the database.
B. It fails because no SQL *Loader data file location is specified.
C. It fails if the HR user does not have the CREATE ANY DIRECTORY privilege.
D. It fails because no SQL *Loader control file location is specified.
第2题:
You executed the following command to back up the control file: ALTER DATABASE BACKUP CONTROLFILE TO TRACE; What do you find in the trace file?()
第3题:
Examine the commands executed in the following sequence: 1:SQL> CREATE ROLE mgrrole; 2:SQL> GRANT create user,select any table,connect,resource TO mgrrole; 3:SQL> GRANT select,update ON sh.sales TO mgrrole; 4:SQL> CREATE ROLE ceo IDENTIFIED BY boss; 5:SQL> GRANT mgrrole,drop any table,create any directory TO ceo; 6:SQL> GRANT ceo TO mgrrole; Which statement is true about the above commands()
第4题:
User A executes the following command to drop a large table in your database:SQL> DROP TABLE trans; While the drop table operation is in progress, user B executes the following command on the same table:SQL> DELETE FROM trans WHERE tr_type=’SL’; Which statement is true regarding the DELETE command()
第5题:
Examine the following statement that is used to modify the constraint on the SALES table: SQL> ALTER TABLE SALES MODIFY CONSTRAINT pk DISABLE VALIDATE; Which three statements are true regarding the above command()
第6题:
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.
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.
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.
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.
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.
第7题:
The ALTER TABLE command modifies the column successfully.
The DDL operation gets higher priority and transaction for user A is rolled back.
The ALTER TABLE command waits indefinitely until user A ends the transaction.
The ALTER TABLE command fails after waiting for 60 seconds due to the resource being busy
第8题:
DROP TABLE MYTABLE PURGE;
PURGE RECYCLEBIN;
PURGE TABLE MYTABLE;
PURGE TABLE BIN$04LhcpndanfgMAAAAAANPw==$0;
第9题:
A CHECK constraint is created on the OID column.
A NOT NULL constraint is created on the OID column.
The ORDERS table is the only object created in the USERS tablespace.
The ORDERS table and a unique index are created in the USERS tablespace.
The ORDERS table is created in the USERS tablespace and a unique index is created on the OID columnin the SYSTEM tablespace.
第10题:
It succeeds with default settings if the EMPLOYEES table belonging to HR is already defined in the database.
It fails because no SQL *Loader data file location is specified.
It fails if the HR user does not have the CREATE ANY DIRECTORY privilege.
It fails because no SQL *Loader control file location is specified.
第11题:
It fails to delete the records because the records are locked in SHARE mode.
It deletes the rows successfully because the table is locked in SHARE mode
It fails to delete the records because the table is locked in EXCLUSIVE mode.
It deletes the rows successfully because the table is locked in SHARE ROW EXCLUSIVE mode.
第12题:
The table is moved to the SYSAUX tablespace.
The table is moved to the SYSTEM tablespace.
The table is removed from the database permanently.
The table is renamed and remains in the TBSFD tablespace.
第13题:
Examine the command that is used to create a table: SQL> CREATE TABLE orders(oid NUMBER(6) PRIMARY KEY, odate DATE, ccode NUMBER (6), oamtNUMBER(10,2)) TABLESPACE users; Which two statements are true about the effect of the above command()
第14题:
You issued the following command to drop the PRODUCTS table: SQL> DROP TABLE products; What is the implication of this command?()
第15题:
Examine the following commands executed in your database: SQL> ALTER SESSION RECYCLEBIN=ON; Session altered SQL > CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees; Table created. Further, you executed the following command to drop the table: SQL> DROP TABLE emp;Table dropped. What happens in this scenario?()
第16题:
Which of the following is a potential performance tuning recommendation from the SQL Access Advisor?()
第17题:
It would be automatically enabled and deferred.
It would be automatically enabled and immediate.
It would remain disabled and has to be enabled manually using the ALTER TABLE command.
It would remain disabled and can be enabled only by dropping the foreign key constraint and re-creating it.
第18题:
The ALTER TABLE command modifies the column successfully.
The DDL operation gets higher priority and transaction for user a is rolled back.
The ALTER TABLE command waits indefinitely until user a ends the transaction.
The ALTER TABLE command fails after waiting for 60 seconds due to the resource being busy.
第19题:
All database operations performed by the impdp command are logged.
Only CREATE INDEX and CREATE TABLE statements generated by the import are logged.
Only CREATE TABLE and ALTER TABLE statements generated by the import are logged.
None of the operations against the master table used by Oracle Data Pump to coordinate its activities are logged.
第20题:
The commands execute successfully.
Command 6 produces an error because of circular role grant.
Command 5 produces an error because a role cannot be granted to another role.
Command 3 produces an error because the MGRROLE role already contains system privileges.
The table created by HR remains and HR still has the CREATE TABLE system privilege.
The table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.
第21题:
The LOB values are automatically compressed.
The LOB values are cached by default in the buffer cache.
The LOB values are automatically stored in encrypted mode.
All LOB data that is identical in two or more rows in a LOB column share the same data blocks.
第22题:
The tablespace TBS1 is full.
The user is not the owner of the SYSTEM tablespace.
The user does not have quota on the TBS1 tablespace.
The user does not have sufficient system privileges to create table in the TBS1 tablespace.
The user does not have sufficient privileges to create table on the default permanent tablespace.
第23题:
All data along with the table structure is deleted
The pending transaction in the session is committed
All indexes on the table will remain but they are invalidated
All views and synonyms will remain but they are invalidated
All data in the table are deleted but the table structure will remain
第24题:
The transaction for user A is rolled back.
The ALTER TABLE command modifies the column successfully.
The ALTER TABLE command fails due to the resource being busy.
The ALTER TABLE command waits until user A ends the transaction.