Oracle 1z1-148 : Oracle Database: Advanced PL/SQL

  • Exam Code: 1z1-148
  • Exam Name: Oracle Database: Advanced PL/SQL
  • Updated: Oct 09, 2026
  • Q & A: 108 Questions and Answers

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About Oracle 1z1-148 Exam

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Oracle 1z1-148 Exam Syllabus Topics:

SectionObjectives
Topic 1: Database Interaction and SQL Integration- SQL and PL/SQL optimization
  • 1. Performance tuning techniques
    • 2. Bulk processing with BULK COLLECT and FORALL
      - Dynamic SQL
      • 1. EXECUTE IMMEDIATE usage
        • 2. Dynamic query construction
          Topic 2: Advanced Database Features- Triggers and Events
          • 1. Row-level and statement-level triggers
            • 2. INSTEAD OF triggers
              - Large Objects and Advanced Data Handling
              • 1. Collections and object types
                • 2. BLOB, CLOB handling
                  Topic 3: PL/SQL Fundamentals and Advanced Concepts- Advanced PL/SQL Programming
                  • 1. Control structures and exception handling
                    • 2. Advanced data types (records, collections)
                      - Packages and Modularization
                      • 1. Overloading and encapsulation
                        • 2. Package specification and body design

                          1z1-148 Exam Essentials and Our Service System

                          Currently, the 1z1-148 exam's passing score is 60% and the registration fee is $245 USD (may vary by region). Both are Oracle's figures and subject to revision — verify them on the official site before you schedule.

                          Oracle recommends these official training resources:

                          Pair whichever course fits your background with regular engine-based practice for the fullest preparation.

                          Reliability here is built, not claimed. The 1z1-148 bank is written by a team of IT experts and certified trainers with a wealth of knowledge in the Oracle Database: Advanced PL/SQL field, and we constantly keep it updated. The online test engine is the signature service: it fits the atmosphere of the actual test in advance, supports Windows, Mac, Android, and iOS, carries no installation limits, and lets you practice anytime, anywhere — perfectly suited to IT workers. Download the free sample first to learn about the product, and know that after purchase you may request the latest version at any time on top of 365 days of automatic updates.

                          The Oracle Database: Advanced PL/SQL blueprint covers these core domains:

                          • Advanced Database Features
                          • PL/SQL Fundamentals and Advanced Concepts
                          • Database Interaction and SQL Integration

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                          Oracle states the following prerequisites for the Oracle Database: Advanced PL/SQL: Recommended: Oracle Database SQL Certified Associate or equivalent PL/SQL experience.

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                          According to the latest exam information, the 1z1-148 exam includes Approximately 55 questions and allows 120 minutes minutes. The online engine reproduces those conditions so practice matches the formal test's atmosphere.

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                          Oracle Database: Advanced PL/SQL Sample Questions:

                          Question #1

                          Examine this code:

                          Examine this query:
                          SELECT ename, d.dname, job, sal, comm FROM emp e, dept d WHERE d.deptno = e.deptno; Which statement is correct regarding the execution of this SQL query?

                          • A. The query will fetch records from all departments with SAL and COMM values displayed as NULL for all records other than department 30.
                          • B. The query will only fetch records pertaining to department 30 with SAL and COMM values displayed as NULL.
                          • C. The query will only fetch records pertaining to department 30 with SAL and COMM displaying the actual data from the table.
                          • D. The query will only fetch records pertaining to department 30 with SAL and COMM data replaced by
                            "xxxxx".
                          Reveal Solution  Discussion  0

                          Correct Answer: C  🗳️

                          Question #2

                          You are logged on to the SCOTT schema and the schema has EMP and DEPT tables already created:
                          Examine this PL/SQL procedure:

                          Which PL/SQL block will raise an exception?

                          • A. EXEC get_tab_row_count ('emp');
                          • B. EXEC get_tab_row_count ('SCOTT.EMP');
                          • C. EXEC get_tab_row_count ('DEPT');
                          • D. EXEC get_tab_row_count ('DEPT, EMP')
                          • E. EXEC get_tab_row_count (' "EMP" ');
                          Reveal Solution  Discussion  0

                          Correct Answer: D  🗳️

                          Question #3

                          In which situation will cached results become invalid?

                          • A. When a session on this database instance invokes the function with the same parameter values
                          • B. When a session executes an insert, update, or delete statement on a table or view that is queried by the result-cached function
                          • C. When the memory allocated to the server result cache is increased using the RESULT_CACHE_MAX_SIZE initialization parameter
                          • D. When the RESULT_CACHE_MODE parameter is set to FORCE.
                          • E. When a new session is opened to invoke the function which is already cached
                          Reveal Solution  Discussion  0

                          Correct Answer: B  🗳️

                          Question #4

                          Which data dictionary view includes information about the parameters of procedures and functions that you can call?

                          • A. ALL_PROCEDURES
                          • B. ALL_OBJECTS
                          • C. ALL_PACKAGES
                          • D. ALL_ARGUMENTS
                          Reveal Solution  Discussion  0

                          Correct Answer: B  🗳️

                          Question #5

                          Which three commands can be used to set PL/SQL conditional compilation inquiry directive MODE?

                          • A. ALTER SESSION SET PLSQL_CCFLAGS= 'mode: Level1';
                          • B. ALTER SESSION SET PLSQL_CCFLAGS= 'mode: Level 1';
                          • C. ALTER SESSION SET PLSQL_CCFLAGS = 'mode: FALSE';
                          • D. ALTER SESSION SET PLSQL_CCFLAGS= 'mode: NULL';
                          • E. ALTER SESSION SET PLSQL_CCFLAGS= 'mode: 1'
                          Reveal Solution  Discussion  0

                          Correct Answer: C,D,E  🗳️

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