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Updated: Oct 25, 2026
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The Oracle 1Z0-082 exam covers Oracle Database Performance Tuning. This section tests the candidate's ability to optimize the performance of Oracle databases, including tuning SQL statements, managing memory and storage, and diagnosing performance problems.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
Oracle 1Z1-082 Certification Exam consists of 70 multiple-choice and multiple-answer questions that must be completed within 105 minutes. 1Z0-082 exam covers a range of topics, including database architecture, installation, configuration, backup and recovery, security, performance tuning, and more. Candidates are required to score at least 64% to pass the exam.
Oracle 1Z0-082 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database Administration I |
| Exam Number: | 1Z0-082 |
| Certificate Validity Period: | Lifetime |
| Passing Score: | 60% |
| Exam Format: | Multiple Choice |
| Exam Duration: | 120 minutes |
| Available Languages: | Japanese, English, Chinese (Simplified) |
| Real Exam Qty: | 72 |
| Related Certifications: | ORACLE MASTER Silver DBA 2019 Oracle Database Administration 2019 Certified Professional |
| Exam Price: | $245 USD |
| Recommended Training: | Oracle Database Administration Workshop I |
| Exam Registration: | Pearson VUE Oracle University |
| Sample Questions: | Oracle 1Z0-082 Sample Questions |
| Exam Way: | Online proctored or Onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended basic knowledge of SQL and database concepts |
| Official Syllabus URL: | https://education.oracle.com/oracle-database-19c-administration/pexam_1Z0-082 |
Oracle 1Z1-082 Certification Exam is an essential step for those who want to become an Oracle Certified Professional in Database Administration. 1Z0-082 exam covers a wide range of topics related to Oracle database administration, including database architecture, installation and configuration, management, performance tuning, and backup and recovery. With this certification, candidates can demonstrate their expertise in Oracle database administration and increase their career prospects in the field.
Oracle 1Z0-082 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Managing Database Instances | 20% | - Starting Up and Shutting Down Databases - Using Data Dictionary and Dynamic Performance Views - Using Initialization Parameters - Managing Alert Log and Trace Files |
| Backup and Recovery Concepts | 10% | - Understanding Backup and Recovery Architecture - Using RMAN for Backup and Recovery - Performing Complete and Incomplete Recovery |
| Understanding Oracle Database Architecture | 20% | - Explaining Storage Structures - Understanding Background Processes - Understanding Memory Structures - Understanding Multitenant Architecture - Overview of Oracle Database Architecture |
| Managing Storage Structures | 15% | - Managing Undo Data - Managing Redo Log Files - Managing Tablespaces and Data Files - Managing Control Files |
| Administering User Accounts and Security | 15% | - Managing Privileges and Roles - Creating and Managing Users - Implementing Security Policies |
| Configuring and Managing Oracle Network | 10% | - Managing Network Connections - Configuring Listener and Naming Methods |
| Managing Data and Concurrency | 10% | - Managing Transactions - Using SQL to Manage Data - Managing Locks and Concurrency |
Oracle Database Administration I Sample Questions:
Which two statements are true about the DUAL table? (Choose two.)
- A. It can display multiple rows and columns
- B. It consists of a single row and single column of VARCHAR2 data type
- C. It can be accessed only by the SYS user
- D. It can display multiple rows but only a single column
- E. It can be used to display only constants or pseudo columns
- F. It can be accessed by any user who has the SELECT privilege in any schema
Correct Answer: B,C 🗳️
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Which three statements are true about single-row functions? (Choose three.)
- A. They can be used only in the WHERE clause of a SELECT statement
- B. They can accept only one argument
- C. They can be nested to any level
- D. They return a single result row per table
- E. The data type returned can be different from the data type of the argument
- F. The argument can be a column name, variable, literal or an expression
Correct Answer: D,E,F 🗳️
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Examine the description of the customers table:
You need to display last names and credit limits of all customers whose last name starts with A or B in lower or upper case, and whose credit limit Is below 1000.
Examine this partial query:
SELECT cust_last_name, cust_credit_limit FROM customers
Which two where conditions give the required result?
- A.
- B.
- C.
- D.
- E.
Correct Answer: C,E 🗳️
In the ORCL database, UNDOTBS1 is the active undo tablespace with these properties:
1. A size of 100 MB
2. AUTOEXTEND is off
3. UNDO_RETENTION is set to 15 minutes
4. It has RETENTION GUARANTEE
UNDOTBS1 fills with uncommitted undo 10 minutes after the database opens.
What will happen when the next update is attempted by any transaction?
- A. It succeeds and the least recently read undo block of UNDOTBS1 is overwritten by the generated undo.
- B. It fails and returns the error message "ORA-30036: unable to extend segment by 8 in undo tablespace 'UNDOTBS1'".
- C. It succeeds and the least recently written undo block of UNDOTBS1 is overwritten by the generated undo.
- D. It succeeds and the generated undo is stored in SYSAUX.
- E. It succeeds and the generated undo is stored in SYSTEM.
Correct Answer: C 🗳️
You must create a tablespace of non-standard block size in a new file system and plan to use this command:
The standard block size is 8k but other non-standard block sizes will also be used. Which two are requirements for this command to succeed?
- A. d3_32k_cache_size should be set to a value greater than db_cache_size.
- B. db_cache_s:ze must be set to a size that is smaller than db_32k_cache_size.
- C. The operating system must use a 32k block size.
- D. db_32r_cache_si2e must be less than db_ca=he_size.
- E. db_32k_cache_size must be set to a value that can be accommodated in the SGA.
- F. The /u02 file system must have at least lOOg space for the datafile.
Correct Answer: B,D 🗳️
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