The 1z0-148 Certification is expert level certification organized by Oracle mainly focussing to the area of database development and administration. There is prerequisite for this exam ,candidates must PASS one of the following exams :
Those professional who cleared any of the above mentioned exam and having keen to work in the stream of oracle database and want to learn about how to implement oracle 12C Database in the enterprise environment, then 1z0-148 is the right option for them. For more information related to Oracle-certification-track
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| Section | Weight | Objectives |
|---|---|---|
| Security and Code Robustness | 13% | - Definer's vs Invoker's Rights - Fine-Grained Access Control (VPD) - Preventing SQL injection - Using DBMS_ASSERT |
| Advanced Interface and External Routines | 12% | - Calling external C procedures - Calling Java from PL/SQL - Using database links and dynamic SQL |
| Working with Collections | 13% | - Bulk operations and FORALL/BULK COLLECT - Associative arrays, nested tables, VARRAYs - Collection methods and best practices |
| Managing PL/SQL Code and Dependencies | 12% | - Using PL/SQL compiler settings and warnings - Conditional compilation - Managing dependencies and invalidations - DBMS_METADATA package usage - Using PL/Scope and dictionary views |
| Error Handling and Dynamic SQL | 12% | - Advanced exception handling - DBMS_SQL package usage - Native Dynamic SQL |
| PL/SQL Performance and Result Caching | 15% | - Function result caching - DBMS_RESULT_CACHE configuration - DBMS_PARALLEL_EXECUTE - Native vs interpreted compilation - Intraunit inlining |
| Large Objects (LOBs) Management | 12% | - Using DBMS_LOB package - Temporary LOB operations - Internal vs External LOBs - SecureFile and BasicFile LOBs |
| Profiling, Tracing and Debugging | 11% | - Tracing execution with DBMS_TRACE - Profiling performance with DBMS_PROFILER - Analyzing execution statistics |
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