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Oracle 1Z0-042 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Instance Management | 12% | - Starting and Stopping Database - Initialization Parameters - Data Dictionary & Dynamic Performance Views |
| Topic 2: Backup & Recovery | 16% | - Flashback Technology - Backup Concepts & Strategies - Using RMAN for Backups - Complete & Incomplete Recovery |
| Topic 3: Network Environment | 6% | - Configuring the Listener - Connectivity & Naming Methods |
| Topic 4: User & Security Administration | 10% | - Privileges & Roles - Database Security Implementation - Creating & Managing Users |
| Topic 5: Installation & Creation | 10% | - Installing Oracle Database Software - Creating a Database with DBCA |
| Topic 6: Data Movement | 6% | - Export/Import Utilities - SQL*Loader & Data Pump |
| Topic 7: Storage Structures | 12% | - Managing Undo Data - Control Files & Redo Log Files - Tablespaces & Datafiles |
| Topic 8: Database Architecture & ASM | 8% | - Oracle Database Architecture - Automatic Storage Management (ASM) |
| Topic 9: Performance & Maintenance | 10% | - Scheduler & Automated Tasks - Automatic Workload Repository (AWR) - Automatic Database Diagnostic Monitor (ADDM) |
| Topic 10: Schema Objects | 10% | - Managing Tables, Indexes & Constraints - Views, Sequences & Synonyms |
Oracle database 10g:Administration I Sample Questions:
Which two operations can be flashed back using the Flashback technology? (Choose two.)
- A. DROP TABLESPACE USERS;
- B. DROP USER SMITH;
- C. ALTER TABLE EMPLOYEES DROP COLUMN DESIG_ID;
- D. ALTER TABLE SALES_REP DROP PARTITION P1;
- E. DROP TABLE EMPLOYEES;
Which two statements are true regarding the database in ARCHIVELOG mode? (Choose two.)
- A. Online redo log files have to be multiplexed before putting the database in ARCHIVELOG mode.
- B. You can perform complete database backups without closing the database.
- C. Archiving information is written to the data files and redo log files.
- D. You have to shut down the database to perform the backups.
- E. All the previous database backups become invalid after you configure the database to ARCHIVELOG mode.
Your database is running in the ARCHIVELOG mode. You placed a tablespace, tbs_1, offline with the immediate option. Which statement is correct in this scenario?
- A. If the above operation were successful, instance recovery would be required to bring the tablespace online.
- B. The operation would fail if tbs_1 were a read-only tablespace.
- C. The operation would fail if tbs_1 were a read/write tablespace.
- D. If the above operation were successful, media recovery would be required to bring the tablespace online.
- E. The operation would fail if tbs_1 were the default tablespace for the database.
A user receives the following error while executing a query:
ORA-01555: snapshot too old
Which two options can be the solutions to avoid such errors in future? (Choose two.)
- A. increase the size of the Database Buffer Cache
- B. increase the size of redo log files
- C. increase the size of the default temporary tablespace
- D. enable the retention guarantee for the undo tablespace
- E. increase the size of the undo tablespace
You want the user APP_DBA to administer the Oracle database from a remote machine. APP_DBA is granted the SYSDBA privilege to perform administrative tasks on the database. Which file is used by the Oracle database server to authenticate APP_DBA?
- A. password file
- B. control file
- C. listener controller file
- D. control file and password file
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