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Updated: Sep 17, 2026
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Oracle 1Z0-042 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance & Maintenance | 10% | - Scheduler & Automated Tasks - Automatic Database Diagnostic Monitor (ADDM) - Automatic Workload Repository (AWR) |
| Storage Structures | 12% | - Tablespaces & Datafiles - Control Files & Redo Log Files - Managing Undo Data |
| Schema Objects | 10% | - Views, Sequences & Synonyms - Managing Tables, Indexes & Constraints |
| Network Environment | 6% | - Configuring the Listener - Connectivity & Naming Methods |
| User & Security Administration | 10% | - Database Security Implementation - Privileges & Roles - Creating & Managing Users |
| Database Architecture & ASM | 8% | - Oracle Database Architecture - Automatic Storage Management (ASM) |
| Installation & Creation | 10% | - Installing Oracle Database Software - Creating a Database with DBCA |
| Instance Management | 12% | - Initialization Parameters - Starting and Stopping Database - Data Dictionary & Dynamic Performance Views |
| Data Movement | 6% | - Export/Import Utilities - SQL*Loader & Data Pump |
| Backup & Recovery | 16% | - Using RMAN for Backups - Complete & Incomplete Recovery - Flashback Technology - Backup Concepts & Strategies |
Oracle database 10g:Administration I Sample Questions:
When you try to start the Database Control by using the emctl start dbconsole command the following error is displayed:
TZ set to America/New_york
OC4J Configuration issue. /u01/app/oracle/product/10.1.0/db_1/oc4j/j2ee/OC4J_DBConsole_orcl.us.oracle.com not found.
Which two environment variables do you need to set appropriately to avoid such errors, and start the Database Control successfully? (Choose two.)
- A. ORACLE_SID
- B. NLS_LANG
- C. ORACLE_BASE
- D. LD_LIBRARY_PATH
- E. ORACLE_HOME
Correct Answer: A,E 🗳️
You suspect unauthorized data manipulation language (DML) operations on a particular table. You want to track users who are performing the transactions and the values used in the transactions. Also, you plan to transfer these values to another table for analysis. How would you achieve this?
- A. by using triggers
- B. by using external tables
- C. by auditing all DML operations on the table
- D. by using anonymous PL/SQL blocks
Correct Answer: A 🗳️
You want to create a new optimized database for your transactional production environment to be used by a financial application. While creating the database, you want the Oracle software to take care of all basic settings to optimize the database performance. Which method would you use to achieve this objective?
- A. Use the CREATE DATABASE .. command to create the database with Automatic Storage Management (ASM) file system.
- B. Use the CREATE DATABASE .. command to create the database with Oracle-managed files.
- C. Use Enterprise Manager to create a new database with the Online Transaction Processing (OLTP) option.
- D. Use the Database Configuration Assistant (DBCA) to create the database with Oracle-managed files.
- E. Use Database Configuration Assistant (DBCA) to create the database with Transaction Processing template.
Correct Answer: E 🗳️
You plan to use static database registration for a new listener when you create it. What could be the two reasons for this? (Choose two.)
- A. More than one database is to be registered with the listener.
- B. The database that is to be registered with the listener is configured in shared server mode.
- C. The listener is not configured on the default port of 1521 and the instance is not configured to register with a nondefault port.
- D. The Oracle Enterprise Manager is to be used to monitor an Oracle9i database.
- E. The users will connect the database by using the host naming method.
Correct Answer: C,D 🗳️
In the middle of a transaction, a user session was abnormally terminated but the instance is still up and the database is open. Which two statements are true in this scenario? (Choose two.)
- A. SMON rolls back the transaction and releases the locks.
- B. PMON rolls back the transaction and releases the locks.
- C. The alert log file gives detailed information about the failure.
- D. Event Viewer gives more details on the failure.
- E. Data modified by the transaction up to the last commit before the abnormal termination is retained in the database.
- F. The transaction is rolled back by the next session that refers to any of the blocks updated by the failed transaction.
Correct Answer: B,E 🗳️
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