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Oracle 1z1-148 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database 12c: Advanced PL/SQL |
| Exam Number: | 1Z0-148 |
| Related Certifications: | Oracle Database SQL Certified Associate Oracle Database PL/SQL Developer Certified Associate |
| Exam Price: | $245 USD (may vary by region) |
| Exam Format: | Multiple Choice, Multiple Response |
| Real Exam Qty: | Approximately 55 |
| Available Languages: | English |
| Passing Score: | 60% |
| Exam Duration: | 120 minutes |
| Recommended Training: | Oracle University Training |
| Exam Registration: | Oracle Certification Registration Pearson VUE Oracle Exams |
| Sample Questions: |  |
| Exam Way: | Proctored exam via Pearson VUE (online or test center) |
| Pre Condition: | Recommended: Oracle Database SQL Certified Associate or equivalent PL/SQL experience |
| Official Syllabus URL: | https://education.oracle.com/oracle-certification |
Oracle 1z1-148 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Database Interaction and SQL Integration | - Dynamic SQL
|
| Topic 2: PL/SQL Fundamentals and Advanced Concepts | - Packages and Modularization
|
| Topic 3: Advanced Database Features | - Large Objects and Advanced Data Handling
|
Common Questions About the Oracle 1z1-148 Exam
The 1z1-148 exam, officially known as Oracle Database: Advanced PL/SQL, is the Oracle test that leads to the Oracle Database 12c Advanced PL/SQL Developer Certified Professional certification at the Professional level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as Oracle Database SQL Certified Associate, Oracle Database PL/SQL Developer Certified Associate.
The 1z1-148 exam contains Approximately 55 questions, and you have 120 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the 1z1-148 exam is 60%, and the official registration fee is $245 USD (may vary by region). If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Recommended: Oracle Database SQL Certified Associate or equivalent PL/SQL experience
Entry requirements can change, so confirm the latest conditions on the official exam page: https://education.oracle.com/oracle-certification.
You can book the 1z1-148 exam through the official registration channels below:
Exam delivery: Proctored exam via Pearson VUE (online or test center). Seats at popular test centers fill quickly, so schedule early once your preparation is on track.
Oracle recommends the following training options for Oracle Database: Advanced PL/SQL candidates:
Pair any course with the 108 practice questions from Actual4Exams to measure how ready you really are before paying the exam fee.
Yes. A free PDF demo of the Oracle Database: Advanced PL/SQL questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 1z1-148 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also emailed to you within one minute of payment — if nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you can install the product on.
The official Oracle Database: Advanced PL/SQL outline is organized into 3 domains. The first three are:
- Advanced Database Features
- Database Interaction and SQL Integration
- PL/SQL Fundamentals and Advanced Concepts
See the complete exam topics section above for the full outline and the weighting of every domain.
Oracle Database: Advanced PL/SQL Sample Questions:
Which two statements are true about PL/SQL AOIs for SecureFiles?
- A. An online redefinition of SecureFiles by DBMS_REDEFINIITON can be performed with PDML (Parallel DML).
- B. If a BasicFiles LOB locator is passed to DBMS_LOB.ISSECUREFILE, an exception will be raised.
- C. When using DBMS_DATAPUMP, if SecureFiles LOB data needs to be encrypted then ENCRYPTION=ALL must be specified.
- D. DBMS_LOB can be used to compress SecureFiles columns.
Which codes executes successfully?
- A. CREATE PACKAGE pkg ASTYPE rec_typ IS RECORD (price NUMBER, inc_pct NUMBER);END pkg;/CREATE PROCEDURE calc_price (price_rec IN OUT pkg. rec_typ) ASBEGINprice_rec.price := price_rec.price + (price_rec.price * price_rec.inc_pct)/100;END ;/DECLARE1_rec pkg.
rec_typ;BEGIN1_rec_price :=100;1_rec.inc_pct :=50;EXECUTE IMMEDIATE 'BEGIN calc_price (1_rec); END;';END; - B. CREATE PACKAGE pkg ASTYPE rec_typ IS RECORD (price NUMBER, inc_pct
NUMBER);PROCEDURE calc_price (price_rec IN OUT rec_typ);END pkg;/CREATE PACAKGE BODY pkg ASPROCEDURE calc_price (price_rec IN OUT rec_typ) ASBEGINprice_rec.price := price_rec.price + (price_rec.price * price_rec.inc_pct)/100;END calc_price;END pkg;/DECLARE1_rec pkg. rec_typ;BEGIN1_rec_price :=100;1_rec.inc_pct :=50;EXECUTE IMMEDIATE 'BEGIN pkg.
calc_price (:rec); END;' USING IN OUT 1_rec;END; - C. DECLARETYPE rec_typ IS RECORD (price NUMBER, inc_pct NUMBER);1_rec
rec-typ;PROCEDURE calc_price (price_rec IN OUT rec_typ) ASBEGINprice_rec.price := price-rec.price+ (price_rec.price * price_rec.inc_pct)/100;END;BEGIN1_rec_price :=100;1_rec.inc_pct
:=50;EXECUTE IMMEDIATE 'BEGIN calc_price (:rec); END;' USING IN OUT 1_rec;END; - D. CREATE PACKAGE pkg ASTYPE rec_typ IS RECORD (price NUMBER, inc_pct NUMBER);END pkg;/CREATE PROCEDURE calc_price (price_rec IN OUT pkg. rec_typ) ASBEGINprice_rec.price := price_rec.price + (price_rec.price * price_rec.inc_pct)/100;END/DECLARE1_rec pkg.rec_typ;BEGINEXECUTE IMMEDIATE 'BEGIN calc_price (:rec); END;' USING IN OUT 1_rec (100, 50);END;
Which two are correct when migrating BasicFile LOBs to SecureFile LOBs by DBMS_REDEFINITION?
- A. Online redefinition can be done only at the table level.
- B. During migration, specify the NOLOGGING storage parameter for any new SecureFiles LOB columns.
- C. Specify only BasicFiles LOB and SecureFiles LOB column names in parameter col_mapping of DBMS_REDEFINITION.START_REDEF_TABLE.
- D. Set the database initialization parameter db_securefile to NEVER.
- E. Online redefinition is the recommended method for migration of BasicFile LOBs to Secure LOBs.
For which type of PL/SQL program units is PL/Scope unable to collect data?
- A. package DBMS_STANDARD
- B. user-created PL/SQL program units
- C. wrapped PL/SQL program units
- D. package STANDARD
- E. triggers
Examine this code:
What is the correct statement to get the value of attribute ACCOUNT_MGR after the procedure has been executed?
- A. SELECT SYS_CONTEXT ('ACCOUNT_MGR', 'ORDER_CTX') FROM dual;
- B. SELECT USERENV ('ORDER_CTX') FROM dual;
- C. SELECT USERENV ('ACCOUNT_MGR') FROM dual;
- D. SELECT SYS_CONTEXT ('USERENV', 'ACCOUNT_MGR') FROM dual;
- E. SELECT SYS_CONTEXT ('ORDER_CTX', 'ACCOUNT_MGR') FROM dual;
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