Exam Name: Oracle Database: Advanced PL/SQL
Certification Provider: Oracle
Corresponding Certification: Oracle Database 12c
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Oracle 1z1-148 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database: Advanced PL/SQL |
| Exam Number: | 1Z0-148 |
| Passing Score: | 60% (approx.) |
| Exam Format: | Multiple choice |
| Related Certifications: | Oracle Database SQL (1Z0-071) Oracle Database Program with PL/SQL (1Z0-149) |
| Exam Price: | USD $245 (approx.) |
| Available Languages: | Japanese, English |
| Certificate Validity Period: | No expiry (certification does not expire) |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 70–85 |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Onsite at test center or online proctored delivery |
| Pre Condition: | Recommended: Experience with PL/SQL programming and Oracle Database, and passing Oracle Database SQL (1Z0-071) or equivalent foundation knowledge |
| Official Syllabus URL: | https://education.oracle.com/oracle-database-pl-sql-developer-certified-professional/trackp_OCPPLSQL19C |
Oracle 1z1-148 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Advanced Interface Methods | - Execute external C programs and Java programs from PL/SQL |
| Working with Collections | - Create and manage nested tables, varrays, associative arrays |
| Designing PL/SQL Code | - Use of DBMS_SQL functions and advanced constructs - Guidelines for cursor design and use of cursor variables |
| Analyzing and Profiling PL/SQL Code | - Trace and profile code using supplied packages |
| Security and Code Robustness | - Implement error handling and mitigate SQL injection |
| Manipulating Large Objects (LOBs) | - Create and maintain LOB data types and use DBMS_LOB |
| Performance and Caching | - Optimize PL/SQL performance, result caching and parallel execution |
Questions and Answers About Oracle Database: Advanced PL/SQL
The package includes 108 practice questions for the 1z1-148 exam, all with verified answers. The same content is available in three formats, so you can switch freely.
The 1z1-148 exam contains 70–85 questions to complete within 120 minutes minutes. Rehearsing under the same limit on the simulator builds calm, automatic pacing.
The PDF reads on phones, tablets, and computers, and it prints cleanly for candidates who like marking notes on paper. The PC file is an interactive simulator that makes rehearsal engaging. The online file is the updated edition of the PC version: intelligent functions, real-test simulation, and no limit on installation devices. All three carry the same questions and answers.
Recommended: Experience with PL/SQL programming and Oracle Database, and passing Oracle Database SQL (1Z0-071) or equivalent foundation knowledge
- Advanced Interface Methods ()
- Manipulating Large Objects (LOBs) ()
- Analyzing and Profiling PL/SQL Code ()
Plan your hours according to each topic's weight.
1z1-148 requires 60% (approx.) to pass, and the official exam fee is USD $245 (approx.). Fixing both numbers early keeps your practice target and your budget on the same page.
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Oracle Database: Advanced PL/SQL Sample Questions:
Examine this code:
The anonymous block fails with:
ERROR at line 1:
ORA-01403: no data found
ORA-06512: at line 5
Which two are valid options to prevent this error from occurring?
- A. Line 5 should be replaced with:DBMS_LOB.CREATETEMPORARY (pdatabuf, TRUE, DBMS_LOB.SESSION);
- B. Rewrite the block as:DECLARETYPE databuf_arr IS TABLE OF CLOB INDEX BY BINATY_INTEGER;pdatabuf databuf_arr;PROCEDURE mytemplob (x OUT CLOB) ISBEGINDBMS_LOB.CREATETEMPORARY (x, TRUE, DBMS_LOB, SESSION);END;BEGINmytemplob (pdatabuf (1));END;/
- C. pdatabuf (1) := NULL; should be added after line 4.
- D. Line 5 should be replaced with:DBMS_LOB.CREATETEMPORARY (pdatabuf (1), TRUE, DBMS_LOB.CALL);
- E. Line 5 should be replaced with:DBMS_LOB.CREATETEMPORARY (pdatabuf (1), FALSE, DBMS_LOB.SESSION);
Correct Answer: A,B 🗳️
Examine the test_tbl table and its contents:
Examine this code:
What is the outcome of this anonymous PL/SQL block?
- A. ORA-06502: PL/SQL: numeric or value error: invalid LOB locator specified
- B. "It was updated" is displayed.
- C. A NO_DATA_FOUND exception is thrown.
- D. Successful completion without printing "It was updated".
- E. ORA-22920: row containing the LOB value is not locked
Correct Answer: D 🗳️
Examine these statements:
Which two corrections will allow this anonymous block to execute successfully?
- A. Add wk#. EXTEND (1); before the 5th line.
- B. Replace lines 5 and 6 with wk# (i) := tp_rec# (i, i);
- C. Add wk# .NEXT; before the 7th line.
- D. Change line #2 to wk# tp_test# := tp_test# (tp_rec# ());
- E. Add i PLS_INTEGER; before the 3rd line.
Correct Answer: A,B 🗳️
The user MY_USER has been assigned the roles CONNECT, RESOURCE, and DBA.
Which statement generates the DDL for these privileges?
- A. SELECT DBMS_METADATA.GET_GRANTED_DDL ('ROLE_GRANT', 'my_user') FROM dual;
- B. SELECT DBMS_METADATA.GET_GRANTED_DDL ('SYSTEM_GRANT', 'my_user') FROM dual;
- C. SELECT DBMS_METADATA.GET_DDL ('USER', 'my_user') FROM dual;
- D. SELECT DBMS_METADATA.GET_GRANTED_DDL ('OBJECT_GRANT', 'my_user') FROM dual;
Correct Answer: C 🗳️
You execute this PL/SQL block:
What will be the outcome?
- A. It will fail compile because of error at line 7.
- B. It will fail compile and execute successfully.
- C. It will fail compile because of errors at lines 6 and 12.
- D. It will fail compile because of errors at lines 11 and 12.
- E. It will fail compile because of errors at lines 5 and 6.
Correct Answer: C 🗳️
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