Those students who wish to take the exam have to pay 245$. Registration for the test can be done online at the Pearson VUE website.
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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
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Large Objects (LOBs) Management | 12% | - SecureFile and BasicFile LOBs - Internal vs External LOBs - Using DBMS_LOB package - Temporary LOB operations |
| Topic 2: PL/SQL Performance and Result Caching | 15% | - DBMS_PARALLEL_EXECUTE - Function result caching - Intraunit inlining - Native vs interpreted compilation - DBMS_RESULT_CACHE configuration |
| Topic 3: Security and Code Robustness | 13% | - Fine-Grained Access Control (VPD) - Preventing SQL injection - Definer's vs Invoker's Rights - Using DBMS_ASSERT |
| Topic 4: Advanced Interface and External Routines | 12% | - Calling Java from PL/SQL - Using database links and dynamic SQL - Calling external C procedures |
| Topic 5: Error Handling and Dynamic SQL | 12% | - Native Dynamic SQL - Advanced exception handling - DBMS_SQL package usage |
| Topic 6: Profiling, Tracing and Debugging | 11% | - Profiling performance with DBMS_PROFILER - Tracing execution with DBMS_TRACE - Analyzing execution statistics |
| Topic 7: Managing PL/SQL Code and Dependencies | 12% | - DBMS_METADATA package usage - Using PL/SQL compiler settings and warnings - Conditional compilation - Using PL/Scope and dictionary views - Managing dependencies and invalidations |
| Topic 8: Working with Collections | 13% | - Associative arrays, nested tables, VARRAYs - Bulk operations and FORALL/BULK COLLECT - Collection methods and best practices |
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