单项选择题

These are points that describe the contents of different memory components: 
1: Descriptive information or metadata about schema objects that are queried by using SQL statements 
2: The run-time area for data manipulation language (DML) or data definition language (DDL) statements 
3: Results of SQL queries and PL/SQL functions 
4: Executable forms of SQL cursors, PL/SQL programs, and Java classes 
5: The information necessary to reconstruct changes made to the database by a transaction 
Which of these will be stored in theShared Poolif the necessary configurations are done()

A.1 and 2
B.2 and 5
C.1,3,and 4
D.3,4,and 5
E.1,2,3,and 4


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2.单项选择题Which is the correct description of a pinned buffer in the database buffer cache()

A.The buffer is currently being accessed.
B.The buffer is empty and has not been used.
C.The contents of the buffer have changed and must be flushed to the disk by the DBWn process. 
D.The buffer is a candidate for immediate aging out and its contents are synchronized with the block contents on the disk.

4.多项选择题

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()

A.The constraint remains valid.
B.The index on the constraint is dropped.
C.It allows the loading of data into the table using SQL*Loader.
D.New data conforms to the constraint, but existing data is not checked
E.It allows the data manipulation on the table using INSERT/UPDATE/DELETE SQL statements.

5.单项选择题

View the Exhibit and examine the privileges granted to the SL_REP user.

The EMP table is owned by the SCOTT 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() 

A.The command executes successfully.
B.The command produces an error because the EMP table is owned by SCOTT.
C.The command produces an error because SL_REP has the GRANT ANY OBJECT PRIVILEGE withoutADMIN_OPTION.
D.The command produces an error because SL_REP does not have the SELECT privilege withGRANT_OPTION on the EMP table.

10.单项选择题Your test database is running in NOARCHIVELOG mode. Which statement is true regarding the type ofbackups that can be performed on the database()

A.You can perform online whole database backups.
B.You can performofflinewhole database backups.
C.You cannot perform schema-level export/import operations.
D.You can perform the backup of only the SYSTEM tablespace when the database is open.

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