Oracle 1Z0-149 Certification Sample Questions and Answers

1Z0-149 PDF, 1Z0-149 Dumps PDF Free Download, 1Z0-149 Latest Dumps Free PDF, Database Program with PL/SQL PDF DumpsThe Oracle Database Program with PL/SQL (1Z0-149) Sample Question Set is designed to help you prepare for the Oracle Database PL/SQL Developer Certified Professional certification exam. To become familiar with the actual Oracle Certification exam environment, we suggest you try our Sample Oracle 1Z0-149 Certification Practice Exam.

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Oracle 1Z0-149 Sample Questions:

01. When working with an INDEX BY table of records, how do you reference an individual record?
a) By using the record's numeric or string index within parentheses.
b) By specifying the record's index using dot notation.
c) By using a WHERE clause to filter out the desired record.
d) By iterating through the INDEX BY table using a loop and checking for a condition.
 
02. Named notation enhances readability and eliminates the need to remember the _______ of parameters.
a) type
b) value
c) order
d) scope
 
03. What is the primary advantage of using Native Dynamic SQL in PL/SQL programs?
a) It allows the execution of SQL statements stored in external files.
b) It simplifies the syntax for dynamic SQL statements compared to DBMS_SQL.
c) It automatically optimizes any SQL statement for faster execution.
d) It provides a built-in mechanism for error handling.
 
04. How can you invoke a stored procedure from within an anonymous PL/SQL block?
a) DECLARE BEGIN procedure_name; END;
b) EXECUTE procedure_name;
c) CALL procedure_name;
d) BEGIN procedure_name; END;
 
05. Which of the following statements are true regarding the comparison of records in PL/SQL?
(Choose two.)
a) Records of the same type can be compared using the equality (=) operator.
b) PL/SQL records can be compared even if they are based on different %ROWTYPE attributes.
c) You cannot compare records directly; instead, you must compare each field individually.
d) When comparing records, PL/SQL performs a field-by-field comparison.
 
06. A PL/SQL _______ is a named block that can take parameters and be invoked.
a) package
b) subprogram
c) trigger
d) sequence
 
07. Encapsulation of business logic into PL/SQL subprograms can promote better _______ management and troubleshooting.
a) error
b) user
c) memory
d) connection
 
08. Using parameters in procedures promotes _______ as the same procedure can be executed with different sets of arguments.
a) confusion
b) complexity
c) rigidity
d) flexibility
 
09. If an exception occurs within a procedure and it is not handled, the exception will _______ to the calling block or environment.
a) propagate
b) escalate
c) revert
d) dissolve
 
10. Subprograms in PL/SQL can be categorized into procedures and _______.
a) sequences
b) scripts
c) packages
d) functions

Answers:

Question: 01

Answer: a

Question: 02

Answer: c

Question: 03

Answer: b

Question: 04

Answer: d

Question: 05

Answer: c, d

Question: 06

Answer: b

Question: 07

Answer: a

Question: 08

Answer: d

Question: 09

Answer: a

Question: 10

Answer: d

 

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