1z0-148 Certification Path
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 :
- Oracle Database SQL | 1Z0-071
- Oracle Database 11g: Program with PL/SQL | 1Z0-144
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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Oracle 1z1-148 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Managing PL/SQL Code and Dependencies | 12% | - Managing dependencies and invalidations - Using PL/Scope and dictionary views - DBMS_METADATA package usage - Using PL/SQL compiler settings and warnings - Conditional compilation |
| Topic 2: Error Handling and Dynamic SQL | 12% | - Native Dynamic SQL - Advanced exception handling - DBMS_SQL package usage |
| Topic 3: Profiling, Tracing and Debugging | 11% | - Tracing execution with DBMS_TRACE - Analyzing execution statistics - Profiling performance with DBMS_PROFILER |
| Topic 4: Working with Collections | 13% | - Collection methods and best practices - Associative arrays, nested tables, VARRAYs - Bulk operations and FORALL/BULK COLLECT |
| Topic 5: Security and Code Robustness | 13% | - Definer's vs Invoker's Rights - Preventing SQL injection - Using DBMS_ASSERT - Fine-Grained Access Control (VPD) |
| Topic 6: PL/SQL Performance and Result Caching | 15% | - Intraunit inlining - Native vs interpreted compilation - Function result caching - DBMS_PARALLEL_EXECUTE - DBMS_RESULT_CACHE configuration |
| Topic 7: Advanced Interface and External Routines | 12% | - Using database links and dynamic SQL - Calling external C procedures - Calling Java from PL/SQL |
| Topic 8: Large Objects (LOBs) Management | 12% | - Internal vs External LOBs - Using DBMS_LOB package - Temporary LOB operations - SecureFile and BasicFile LOBs |
