Oracle Database Administration I: 1Z0-082 Exam
"Oracle Database Administration I", also known as 1Z0-082 exam, is a Oracle Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 165 Q&As to your 1Z0-082 Exam preparation. In the 1Z0-082 exam resources, you will cover every field and category in Oracle Database 19c Certification helping to ready you for your successful Oracle Certification.
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- Exam Code: 1Z0-082
- Exam Name: Oracle Database Administration I
- Certification Provider: Oracle
- Corresponding Certification: Oracle Database 19c
- Updated: Oct 14, 2026
- No. of Questions: 165 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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Benefits in Obtaining Oracle 1z0-082: Oracle Database Administration I Exam Certification Path
Oracle 1Z0-068 Certification will strengthen your knowledge and skills by introducing you to a wide variety of important database features, functions, and tasks. Oracle Database certification trains you on how to perform complex, hands-on activities through study, labs, and practice. This certification will help you gain a better understanding and experience with Oracle RAC and Grid Infrastructure. After gaining this certification you will be able to install, maintain, tune and recover RAC databases, Clusterware, and ASM environments.
Earning this certification gives you a competitive advantage by developing a skill set that's in demand in the world. 80% of Oracle's certified people reported that certification helped them in promotion, increase in wages, or other career improvements. You will also get a digital badge that you can display on your LinkedIn profiles.
Difficulty in Writing of Oracle 1z0-082: Oracle Database Administration I Exam
Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator Certification is not the most difficult Oracle certification test but taking it without any preparation is likely to fail. Therefore, it is highly recommended that candidates should prepare well by taking 1Z0-068 practice exams. Any questions that are left unanswered will be treated as incorrect therefore you should answer all the questions after the examination of 1Z0-068 exam dumps even if you are unsure that which is the correct option, mark the most suitable option as your answer so that any question shouldn't be left as unanswered in 1Z0-068 exam dumps pdf.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
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Oracle 1Z0-082 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Use the ORDER BY clause - Describe how schema objects work - Use SQL row functions (character, number, date, conversion, general) |
| Topic 2: Managing Schema Objects | - Create indexes and views - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms - Create and modify tables |
| Topic 3: Introduction to Oracle Database | - Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain Oracle Database server architecture - Describe Oracle Database architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) |
| Topic 4: Restricting and Sorting Data | - Sort data using the ORDER BY clause - Use the WHERE clause to limit retrieved rows - Use comparison operators and logical operators (AND, OR, NOT) - Use the BETWEEN comparator - Use the LIKE and IN operators - Use the NULL operators (IS NULL, IS NOT NULL) |
| Topic 5: Understanding Oracle Database Architecture - Database Storage Structures | - Manage space in tablespaces - Describe the logical and physical database structures - Create and manage tablespaces - Describe tablespaces and data files |
| Topic 6: Using Single-Row Functions to Customize Output | - Describe various types of functions available in SQL - Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) |
| Topic 7: Managing Data in Different Time Zones | - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings |
| Topic 8: Managing Users, Roles, and Privileges | - Grant and revoke privileges - Create and manage database user accounts - Differentiate system privileges and object privileges - Create and manage roles |
| Topic 9: Displaying Data from Multiple Tables Using Joins | - Join a table to itself using self-join - Use OUTER joins (LEFT, RIGHT, FULL) - Use Equijoins and Non-equijoins - Use CROSS joins - Describe different types of joins and their features |
| Topic 10: Managing Oracle Database Instances | - Start up and shut down an Oracle Database instance - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) - Use the Automatic Diagnostic Repository (ADR) |
| Topic 11: Using Subqueries to Solve Queries | - Use subqueries in the WHERE clause and HAVING clause - Use scalar subqueries in SQL - Use single-row subqueries with single-row and multiple-row operators - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) |
| Topic 12: Using Conversion Functions and Conditional Expressions | - Use nested functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use the CAST function for data type conversion - Apply the NVL, NULLIF, and COALESCE functions |
| Topic 13: Reporting Aggregated Data Using the Group Functions | - Use the HAVING clause to filter grouped data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the GROUP BY clause to group data |
| Topic 14: Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Describe the features and benefits of Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console |
| Topic 15: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 16: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Explain the memory structures (SGA, PGA) - Describe the background processes |
Oracle Database Administration I Sample Questions:
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: B,E 🗳️
Examine the description of the CUSTOMERS table:
You want to display details of all customers who reside in cities starting with the letter D followed by at least two characters.
Which query can be used?
- A. SELECT * FROM customers WHERE city LIKE `D_';
- B. SELECT * FROM customers WHERE city = `D_%';
- C. SELECT * FROM customers WHERE city LIKE `D_%';
- D. SELECT * FROM customers WHERE city = `%D_';
Correct Answer: C 🗳️
Which two actions can you perform using DBCA for an existing database?
- A. Create a template that can be used to clone the database.
- B. Create nonstandard block size tablespaces.
- C. Create an additional listener.
- D. Change the character set.
- E. Change the server mode from dedicated to shared, and vice versa.
Correct Answer: D,E 🗳️
Which three failures do not require intervention for recovery? (Choose three.)
- A. transaction failure
- B. media failure
- C. user process failure
- D. statement failure
- E. network interface card (NIC) failure
Correct Answer: A,C,D 🗳️
Evaluate these commands which execute successfully:
Which two statements are true about the ORD_ITEMS table and the ORD_SEQ sequence?
(Choose two.)
- A. If sequence ORD_SEQ is dropped then the default value for column ORD_NO will be NULL for rows inserted into ORD_ITEMS
- B. Any user inserting rows into table ORD_ITEMS must have been granted access to sequence ORD_SEQ
- C. Sequence ORD_SEQ cycles back to 1 after every 5000 numbers and can cycle 20 times
- D. Column ORD_NO gets the next number from sequence ORD_SEQ whenever a row is inserted into ORD_ITEMS and no explicit value is given for ORD_NO
- E. Sequence ORD_SEQ is guaranteed not to generate duplicate numbers
Correct Answer: B,E 🗳️
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