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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

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

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

2. Working with Collections

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

3. Using Advanced Interface Methods

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

4. Improving Performance with Caching

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

5. Profiling and Tracing PL/SQL Code

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

6. Safeguarding Your Code Against SQL Injection Attacks

• Reduce attack surfaces
• Use DBMS_ASSERT
• Explain SQL injection

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

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

9. Tuning PL/SQL Performance

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

10. Analyzing PL/SQL Code

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

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

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

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

Oracle 1Z0-148 is a new certification exam regarding Oracle Database. It is intended for the application developers and database administrators who have fundamental knowledge of PL/SQL and SQL.

The exam is known as Oracle DB: Advanced PL/SQL and is meant to validate that the database administrators and application developers know how to use the complex features of PL/SQL in designing and adjust PL/SQL to interface databases among applications. The 1Z0-148 test is an Oracle certification exam that an individual must pass to earn the Oracle DB PL/SQL Developer Certified Professional credential.

Before the release of the 1Z0-148 exam on June, 2018, the candidates took the old version of the test. The new Oracle 1Z0-148 test is an improved version. One of its main purposes is to support a more streamlined modern exam release cycle. The exam is not limited with any particular version or edition of Oracle Database. It supports both Oracle Database 11g and Oracle Database 12c. There are 75 questions in the test. The exam time is 110 minutes. To pass the exam, one needs to score 62%.

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