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Oracle Database 19c: Program with PL/SQL Sample Questions (Q20-Q25):

NEW QUESTION # 20
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. It will run successfully producing a result of 4.
B. It will result in an error because table depts has been altered.
C. DEP_VU must be manually recompiled to successfully run this code.
D. It will run successfully producing a result of 5.

Answer: A

NEW QUESTION # 21
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?

Answer: D

NEW QUESTION # 22
Examine this DECLARE section:

Which line will cause an error upon execution?

A. line 2
B. line 3
C. line 5
D. line 4
E. line 6

Answer: E

NEW QUESTION # 23
Which statement is true about user-defined records?

A. The number of fields must match the number of columns in a table.
B. Field types must match column types.
C. They can be returned from a function.
D. Field names must match selected column names.

Answer: A

NEW QUESTION # 24
In one of your databases, table HR.EMPLOYEES includes the columns FIRST_NAME and EMPLOYEE_ID.
A row exists with EMPLOYEE_ID 201.
Examine these packages created by user HR:

EXECUTE privilege is granted to user SH, on the HR.API and HR.HELPER packages.
Which two will execute successfully? (Choose two.)

A. Create and call a package procedure API.H1 in the SH schema, which calls HR.HELPER.H1.
B. Call HR.HELPER.H1 from the HR schema.
C. Call HR.API.P1 from the SH schema.
D. Call HR.HELPER.H1 from the SH schema.
E. Call HR.API.P1 from the HR schema.

Answer: C,D

NEW QUESTION # 25
......

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