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Updated: Sep 10, 2026
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Oracle 1Z0-045 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database 10g: New Features for Oracle8i OCPs |
| Exam Number: | 1Z0-045 |
| Related Certifications: | Oracle Certified Professional (OCP) |
| Exam Format: | Multiple Choice |
| Available Languages: | English |
| Sample Questions: | Oracle 1Z0-045 Sample Questions |
| Exam Way: | Proctored exam delivered through authorized testing centers (e.g., Pearson VUE or Oracle testing partners) |
| Pre Condition: | Oracle8i OCP certification is typically required or expected as a prerequisite for upgrade eligibility. |
Oracle 1Z0-045 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| SQL and PL/SQL New Features | - PL/SQL performance improvements and enhancements - New SQL functions and optimizations in Oracle 10g |
| Security and Management Features | - Enhanced authentication and user management - Auditing and database security improvements |
| Backup and Recovery Enhancements | - Flashback technology and point-in-time recovery improvements - Recovery Manager (RMAN) new features in 10g |
| Oracle Database Architecture and Upgrade Concepts | - Initialization parameters and instance management changes - Database upgrade and compatibility changes from Oracle8i to Oracle 10g |
| Database Administration Enhancements | - Automatic Storage Management (ASM) overview and usage - Automated maintenance tasks and advisors |
| Performance Tuning and Monitoring | - Automatic Workload Repository (AWR) and advisory framework - SQL tuning enhancements and execution plan improvements |
Oracle database 10g:new features for Oracle8i ocps Sample Questions:
When enabling a flashback, you must identify the version of the database contents you want to see. Which two options can you use to identify this version? (Choose two.)
- A. a start and an end SCN
- B. a start and an end time
- C. a System Change Number (SCN)
- D. a point in time
- E. a transaction ID
Correct Answer: C,D 🗳️
Which two initialization parameters would you set to enable Automatic Shared Memory Management? (Choose two.)
- A. set SHARED_POOL_SIZE to zero
- B. set SGA_TARGET to a non-zero value
- C. set STATISTICS_LEVEL to TYPICAL or ALL
- D. set STATISTICS_LEVEL to BASIC
- E. set DB_CACHE_SIZE to a non-zero value
- F. set LOG_BUFFER to zero
Correct Answer: B,C 🗳️
You set SGA parameters in your database as:
DB_CACHE_SIZE=24 MB JAVA_POOL_SIZE=48 MB SHARED_POOL_SIZE=96 MB
You plan to upgrade to Oracle Database 10g. You need to provide an additional 20 MB memory space to accommodate internal overhead allocations for metadata. Which SGA parameter(s) would you modify?
- A. change JAVA_POOL_SIZE to 58 MB and DB_CACHE_SIZE to 34 MB
- B. change JAVA_POOL_SIZE to 68 MB
- C. change SHARED_POOL_SIZE to 116 MB
- D. change SHARED_POOL_SIZE to 106 MB and DB_CACHE_SIZE to 34 MB
- E. change DB_CACHE_SIZE to 44 MB
Correct Answer: C 🗳️
Examine this startup script called startmydb.sql:
CONNECT myid/mypwd AS SYSDBA STARTUP EXIT
In Oracle8i, you could have executed this script by invoking Server Manager with the command: svrmgrl @startmydb.sql
Which alternative command could you use to run the startmydb.sql script with SQL*Plus to start your Oracle 10g database?
- A. sqlplus -Sstartmydb.sql
- B. sqlplus /NOLOG @startmydb.sql
- C. sqlplus @startmydb.sql
- D. sqlplus -S @startmydb.sql
Correct Answer: B 🗳️
Examine the following command to create an external table from EMPLOYEES and DEPARTMENTS database tables.
1.CREATE TABLE employee_ext
2.(employee_id, first_name, last_name, department_name)
3.ORGANIZATION EXTERNAL
4.(
5.TYPE ORACLE_LOADER
6.DEFAULT DIRECTORY ext_dir
7.LOCATION ('emp1.dmp')
8.)
9.PARALLEL
10.
AS
11.
SELECT e.emplyee_id,e.first_name,e.last_name,d.department_name
12.
FROM employees e, departments d;
Which line of the command would cause an error?
- A. line 7, because the file name must have a .dat extension
- B. line 12, because there is no join defined between EMPLOYEES and DEPARTMENTS tables
- C. line 3, because ORGANIZATION EXTERNAL has been specified
- D. line 5, because ORACLE_LOADER is not a valid structure for external table creation with the SELECT statement
- E. line 2, because the column names have been specified
- F. line 9, because the PARALLEL option cannot be specified with one file name
Correct Answer: D 🗳️
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