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A quick overview of the Oracle 1Z0-149 Certification Exam:
The Oracle Database Program with PL/SQL is simply called the 1Z0-149 Certification Exam. This exam is authorized by the Oracle Corporation as a credential for Database Programming Specialist certification. The 1Z0-149 Exam is the second level of the Oracle Database Program with PL/SQL certification, which is a part of the Oracle Database Development certifications. The exam focuses on the practical use of PL/SQL, Oracle Database features, and other DBMS features. Therefore, the certification covers the basic concept of the Oracle Database, as well as the most commonly used features. 1Z0-149 exam dumps will help you to cover all the basics of the exam. The certification is recognized by many employers worldwide, Oracle Corporation and other big companies, as well as the US government, and thus this certification is very important to a programmer who is finding a job in the IT industry. If you are an expert, and you want to work in the Oracle Database, then this is the certification that will make sure that your skills are up-to-date, and you can meet all the needs of the job.
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There are some difficulties that you can face while writing Oracle 1Z0-149 Certification Exam:
Writing the Oracle 1Z0-149 Certification Exam is not a tough task. However, if you have never written an exam before, then it may be a little difficult for you. Don't worry, you can solve 1Z0-149 exam dumps to get an idea of the real exam. You can face the following difficulties while writing the exam:
Concentration: This is very important during the Oracle 1Z0-149 Certification Exam. If you are not fully concentrated then you will not get many marks. You may feel nervous while taking the exam. You should try to overcome this problem.
Time management: It is very important to manage minutes during the exam. This is because, if you fail to manage it then you cannot write the entire paper within the given period.
Language Skills: If you do not understand any of the languages then you will not be able to answer the questions correctly. You need to learn and practice all the language skills.
Poor reading habits: You should always keep your mind and body fresh. If you do not then you may not be able to write the exam.
Reference: https://education.oracle.com/oracle-database-19c-program-with-pl-sql/pexam_1Z0-149
Oracle 1z1-149 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Managing PL/SQL Code | 8% | - Conditional compilation - ACCESSIBLE BY clause and access control - Dependency tracking and management - Performance optimizations: BULK COLLECT, FORALL |
| Topic 2: Creating Procedures and Functions | 12% | - Creation and invocation of subprograms - Function return types and usage - Parameter modes: IN, OUT, IN OUT |
| Topic 3: Creating Triggers | 8% | - DDL and system event triggers - Trigger restrictions and ordering - DML and INSTEAD OF triggers |
| Topic 4: Using Explicit Cursors | 10% | - Cursor attributes and FOR loops - Cursor variables - Implicit vs explicit cursors |
| Topic 5: Writing SQL in PL/SQL | 12% | - SELECT ... INTO clause usage - Record types, %ROWTYPE, and collections - DML and transaction control statements |
| Topic 6: Working with Packages | 12% | - Overloading subprograms - Package variables, constants, and cursors - Package specification and body |
| Topic 7: Writing Control Structures | 10% | - Sequential control - Conditional statements - Iterative and loop statements |
| Topic 8: Declaring PL/SQL Variables | 10% | - Valid and invalid identifiers - Variables, initialization, and bind variables - Data types, %TYPE and %ROWTYPE attributes |
| Topic 9: Handling Exceptions | 8% | - User-defined exceptions - Predefined exceptions - Exception propagation and handling |
| Topic 10: Writing Executable Statements | 10% | - Implicit and explicit data type conversion - Lexical units in PL/SQL blocks - SQL functions and sequences in PL/SQL - Nested blocks and variable scoping |
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