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The Oracle 1Z0-149 exam is designed for individuals who want to demonstrate their expertise in developing and implementing applications using PL/SQL in the Oracle Database 19c environment. This exam validates the knowledge and skills required to create efficient and scalable PL/SQL programs, as well as to work with advanced features such as collections, object types, and dynamic SQL. The exam also covers topics such as error handling, performance tuning, and security.

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Oracle Database 19c: Program with PL/SQL Sample Questions (Q15-Q20):

NEW QUESTION # 15
Examine this DECLARE section:

Which two lines are valid? (Choose two.)

A. line 7
B. line 2
C. line 6
D. line 3
E. line 5
F. line 4

Answer: B,E

NEW QUESTION # 16
Which three are valid PL/SQL variable names? (Choose three.)

A. #printer_name
B. 1to7number
C. leap$year
D. v_fname
E. Number_of_days_between_March_and_April
F. printer_name#
G. yesterday's_date

Answer: C,D,F

NEW QUESTION # 17
Examine the EMPLOYEES table structure:

Now, examine this code:

Which statement is true about the result of executing this block?

A. It will return an error at line 8.
B. It will return an error at line 3.
C. It will return an error at line 2.
D. It will execute successfully provided the salary of EMP_ID 200 does not exceed the value 99999.
E. It will execute successfully by rounding up the salary of EMP_ID 200 to the appropriate value.

Answer: D

NEW QUESTION # 18
Which is true about EXIT and CONTINUE statements?

A. They must have a WHEN condition.
B. They have the same effect on the execution of a loop.
C. They can be used in any type of loop.
D. They must use labels.

Answer: C

NEW QUESTION # 19
Examine this row of data from the EMPLOYEES table:

Now, examine this block of code which executes successfully:

What is the value of v_commission?

A. 0
B. 1
C. 2
D. 3

Answer: D

NEW QUESTION # 20
......

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