Oracle Database: Advanced PL/SQL : 1z0-148
- Exam Code: 1z0-148
- Exam Name: Oracle Database: Advanced PL/SQL
- Updated: Aug 02, 2026
- Q & A: 108 Questions and Answers
About Oracle 1z0-148 Exam
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Introduction to 1z0-148 Exam
The Oracle Database - Advanced PL/SQL (1Z0-148) certification builds on the oracle database skills measured by the Oracle. The Oracle 1Z0-148 certification is principally focused to those candidates who has some expertise or exposure of Oracle info 12c and wish to flourish their career with Oracle Database PL/SQL Developer Certified Professional (OCP) credential
1z0-148 Exam is a certification exam that is conducted by Oracle to validates candidate knowledge and help to provide advance understanding of the oracle 12c database. The Oracle Database - Advanced PL/SQL certification exam approve your comphrension of the Oracle info 12c technology and sets the stage for your future advancement.
After passing this exam, candidates get a certificate from Oracle that helps them to demonstrate their knowledge in oracle database having in depth knowledge in terms of PL/SQL.
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Who should take the 1z0-148 exam
The 1z0-148 Exam is ideal for those technical professional who want to accelerate their database career, who seeks to have Expert level knowledge in database administration/development covering in depth understanding of PL/SQL. Those taking the course will develop an understanding of PL/SQL Oracle Database and practices in the context of the Oracle 12C Database. It is good for these candidates
- Career changers to Oracle Database administration
- Database administrator
- Database Developer
Oracle 1z0-148 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Security and Code Robustness | 13% | - Using DBMS_ASSERT - Fine-Grained Access Control (VPD) - Preventing SQL injection - Definer's vs Invoker's Rights |
| Large Objects (LOBs) Management | 12% | - Using DBMS_LOB package - SecureFile and BasicFile LOBs - Internal vs External LOBs - Temporary LOB operations |
| Profiling, Tracing and Debugging | 11% | - Profiling performance with DBMS_PROFILER - Tracing execution with DBMS_TRACE - Analyzing execution statistics |
| Advanced Interface and External Routines | 12% | - Calling external C procedures - Using database links and dynamic SQL - Calling Java from PL/SQL |
| PL/SQL Performance and Result Caching | 15% | - DBMS_PARALLEL_EXECUTE - DBMS_RESULT_CACHE configuration - Function result caching - Native vs interpreted compilation - Intraunit inlining |
| Working with Collections | 13% | - Collection methods and best practices - Associative arrays, nested tables, VARRAYs - Bulk operations and FORALL/BULK COLLECT |
| Error Handling and Dynamic SQL | 12% | - Advanced exception handling - DBMS_SQL package usage - Native Dynamic SQL |
| Managing PL/SQL Code and Dependencies | 12% | - Managing dependencies and invalidations - Using PL/Scope and dictionary views - Using PL/SQL compiler settings and warnings - Conditional compilation - DBMS_METADATA package usage |
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