多项选择题

You plan to move data from a flat file to a table in your database. You decide to use SQL*Loader direct pathload method to perform this task. The table in which you plan to load data is an important table having variousintegrity constraints defined on it. 
Which constraints will remain enabled by default during this operation()

A.CHECK
B.UNIQUE
C.NOT NULL
D.PRIMARY KEY
E.FOREIGN KEY


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7.多项选择题Which two statements about the background process of the database writer are true()

A.It is possible to have multiple database writers in an Oracle instance.
B.It writes dirty buffers, if any, to data files whenever a checkpoint occurs.
C.It writes dirty buffers, if any, to data files whenever a transaction commits.
D.It writes dirty buffers, if any, to data files before the log writer (LGWR) writes

8.单项选择题

To make audit information more productive, the DBA executes the following command before starting an auditoperation:
SQL> ALTER SYSTEM SET AUDIT_TRAIL=DB,EXTENDED SCOPE=SPFILE;
Which statement is true regarding the audit record generated when auditing starts after restarting Thedatabase()

A.It contains only the plan for the SQL statement executed by the user.
B.It contains the SQL text executed by the user and the bind variables used with it.
C.It contains the plan and statistics associated with the SQL statement executed by the user.
D.It contains the plan for the SQL statement executed by the user and the bind variables used with it

9.单项选择题

View the Exhibit. You want to create a tablespace to contain objects with block size 16 KB. But while
configuring the storage you find that the block size that you can provide is only 8 KB. 
Which configuration couldhave enabled the block selection of 16 KB()

A.Choosing the extent allocation type to uniform
B.Choosing the Segment Space Management option to manual
C.Setting autoextension on for the data file mentioned for the tablespace
D.Setting the DB_16K_CACHE_SIZE parameter for the database instance to a nonzero value

最新试题

User SCOTT executes the following command on the EMP table but has not issued COMMIT, ROLLBACK, orany data definition language (DDL) command:SQL> SELECT ename FROM emp WHERE job=’CLERK’ FOR UPDATE OF empno;SCOTT has opened another session to work with the database instance. Which three operations would waitwhen issued in SCOTT’s second session()

题型:多项选择题

View the Exhibit and examine the privileges granted to the SL_REP user. The EMP table is owned by theSCOTT user. The SL_REP user executes the following command:SQL> GRANT SELECT ON scott.emp TO hr;Which statement describes the outcome of the command()

题型:单项选择题

Which statement is true about loading data using the conventional path of SQL*Loader()

题型:单项选择题

Which  statements are true regarding a tablespace()

题型:多项选择题

View the Exhibit and examine the attributes of an undo tablespace. In an OLTP system, the user SCOTT hasstarted a query on a large table in the peak transactional hour that performs bulk inserts. The query runs formore than 15 minutes and then SCOTT receives the following error:ORA-01555: snapshot too oldWhat could be the reason for this error()

题型:单项选择题

In which situation is the UNDO_RETENTION parameter be ignored, even if it is set to a value()

题型:单项选择题

You are managing an Oracle Database 11g database. You configured the database to run in ARCHIVELOGmode. Which two statements are true in this scenario()

题型:多项选择题

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()

题型:多项选择题

You are working on a database that must be functioning 24 hours a day, 7 days a week. The database isconfigured in ARCHIVELOG mode. Which two options do you have for performing user-managed backups()

题型:多项选择题

The session of user SCOTT receives the following error after executing an UPDATE command on the EMPtable:ERROR at line 1:ORA-00060: deadlock detected while waiting for resource On investigation, you find that a session opened byuser JIM has a transaction that caused the deadlock. Which two statements are true regarding the session ofSCOTT in this scenario()

题型:多项选择题