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Oracle Database 19c: Program with PL/SQL

Last Update 8 hours ago Total Questions : 65

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Question # 4

The SH schema contains the PRODUCTS table with column PDT_NAME defined as VARCHAR2(10).

Which two blocks of code execute successfully when invoked by user SH? (Choose two.)

A.

B.

C.

D.

E.

Question # 5

Which statement is true about user-defined records?

A.

They can be returned from a function.

B.

Field types must match column types.

C.

The number of fields must match the number of columns in a table.

D.

Field names must match selected column names.

Question # 6

Examine this table in the SH schema:

User SH executes this code:

The program must terminate with a user-defined message and no rows displayed if more than one product's price is 1000.

With which option must “---placeholder” be replaced?

A.

B.

C.

D.

E.

Question # 7

Which two statements are true about using the OR REPLACE clause when creating named subprograms? (Choose two.)

A.

Function based indexes remain usable when replacing the function on which the index depends.

B.

Object privileges to execute a replaced function must be regranted to those users who had the privilege.

C.

This clause can be used only for procedures and functions.

D.

A function definition can be modified without dropping and re-creating it.

E.

Object privileges to execute a replaced function are retained by those users who had the privileges.

Question # 8

Which two are true about implicit data type conversion? (Choose two.)

A.

RAW data types are always implicitly converted to a CLOB when used in a query.

B.

Collections can be implicitly converted to records.

C.

ROWIDS are always implicitly converted to a number when used in a query.

D.

Comparison between character value and a number value always implicitly converts the character value to the number data type.

E.

Implicit data type conversion can negatively impact performance.

Question # 9

Examine the structure of the ora1.depts table:

Now, examine these statements issued by user ora1 which execute successfully:

Create or replace view dep_vu as select * from depts;

Alter table depts add dep_email varchar2(20);

Finally, examine this block of code executed by user ora1:

Which is true?

A.

DEP_VU must be manually recompiled to successfully run this code.

B.

It will run successfully producing a result of 4.

C.

It will result in an error because table depts has been altered.

D.

It will run successfully producing a result of 5.

Question # 10

Which three are true about anonymous blocks and subprograms? (Choose three.)

A.

Named subprograms cannot be called from other packages.

B.

PROCEDURE subprograms can accept parameters.

C.

A FUNCTION subprogram must return one or more values.

D.

Anonymous blocks cannot use packaged variables.

E.

Named subprograms are stored in the database server.

F.

Anonymous blocks must always start with the Declare keyword.

G.

FUNCTION subprograms must be called and passed through one or more parameters.

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