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

• Database Developer
• Database administrator
• Career changers to Oracle Database administration

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The candidate is required to have passed any of the following Oracle certification exams in order to pass the 1Z0-148 test and receive the Oracle DB PL/SQL Developer Certified Professional certificate:

• 1Z0-071 (Oracle Database SQL)
• 1Z0-061 (Oracle DB 12c: SQL Fundamentals). This exam is going to be retired on November 30, 2019.
• 1Z0-144 (Oracle DB 11g)

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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Topics of 1z0-148 Exam

Candidates must know the exam topics before they start of preparation. because it will really help them in hitting the core. Our 1z0-148 Dumps will include the following topics:

1. Designing PL/SQL Code

• Identify guidelines for cursor design
• Use cursor variables
• Use DBMS_SQL functions
• Create subtypes based on existing types

2. Working with Collections

• Distinguish between the different types of collections and their uses
• Manipulate collections
• Use collection of objects
• Use nested collections

3. Using Advanced Interface Methods

• Execute external C programs from PL/SQL.
• Execute Java programs from PL/SQL

4. Improving Performance with Caching

• Invoker's Right function result caching
• Explain invalidation of cache results
• Handle session dependencies in a result cache function
• Identify when to result cache a function
• Set up PL/SQL functions to use PL/SQL result caching
• Use the DBMS_RESULT_CACHE package

5. Profiling and Tracing PL/SQL Code

• Profile PL/SQL applications.
• Trace PL/SQL program execution

6. Safeguarding Your Code Against SQL Injection Attacks

• Reduce attack surfaces
• Explain SQL injection
• Use DBMS_ASSERT

7. Creating and Managing Collections

• Create and manage associative arrays/PLSQL tables
• Create and manage nested tables
• Create and manage varrays

8. Manipulating Large Objects

• Describe and use SecureFile LOB
• Create and maintain LOB data types
• Differentiate between internal and external LOBs
• Use of temporary LOBs
• Use the DBMS_LOB PL/SQL package

9. Tuning PL/SQL Performance

• Enable intraunit inlining
• Optimize PL/SQL code
• Use native and interpreted compilation methods
• Use DBMS_PARALLEL_EXECUTE package.

10. Analyzing PL/SQL Code

• Determine identifier types and usages with PL/Scope
• Use conditional compilation.
• Use the DBMS_METADATA package for creation DDL that can be used to re-create the objects
• Use compile time warnings
• Use the supplied packages and dictionary views to find coding information

11. Implementing Fine-Grained Access Control for VPD

• Build security policies
• Explain the process of fine-grained access control

12. Edition-Based Redefinition

• Use Edition-Based Redefinition

13. Multidisciplinary

• Items wherein concepts across multiple objectives will be tested in each item

Reference: https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-148