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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.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
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What is the duration, language, and format of Oracle 1z0-082: Oracle Database Administration I Exam
- The type of questions is Multiple Choice Questions.
- There is a time limit of 140 minutes for the exam.
- Section 3: 33%
- Section 2: 45%
- Certification Validity period : 3 years.
- This exam consists of 90 questions.
- Section 1: 60%
- Passing score:
- This exam is offered in only English.
Oracle database certifications require periodic recertification. To hold your certification inactive condition, you must update to the new edition within 1 year of Oracle's credential withdrawal.
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Oracle 1Z1-082 Exam Syllabus Topics:
| Section | Objectives |
| Retrieving Data using the SQL SELECT Statement | - Execute a basic SELECT statement
- Describe how schema objects work
- Use scalar and correlated subqueries
- Use the ORDER BY clause
- List the capabilities of SQL SELECT statements
- Use SQL row functions (character, number, date, conversion, general)
|
| Understanding Oracle Database Architecture - Oracle Database Instance | - Explain the memory structures (SGA, PGA)
- Describe the background processes
- Understand Oracle Database instance management
|
| Understanding Oracle Database Architecture - Database Storage Structures | - Manage space in tablespaces
- Describe the logical and physical database structures
- Describe tablespaces and data files
- Create and manage tablespaces
|
| Using Subqueries to Solve Queries | - Define subqueries
- Use scalar subqueries in SQL
- Use subqueries in the WHERE clause and HAVING clause
- Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL)
- Describe the types of subqueries (single-row, multi-row, multiple-column)
- Use single-row subqueries with single-row and multiple-row operators
|
| Reporting Aggregated Data Using the Group Functions | - Use the GROUP BY clause to group data
- Describe group functions (AVG, SUM, MIN, MAX, COUNT)
- Use the HAVING clause to filter grouped data
|
| Using Conversion Functions and Conditional Expressions | - Use the CAST function for data type conversion
- Use nested functions
- Apply the NVL, NULLIF, and COALESCE functions
- Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
|
| Managing Data in Different Time Zones | - Use various datetime data types (DATE, TIMESTAMP, INTERVAL)
- Explain the concepts of time zones and daylight savings
- Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP)
|
| Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service
- Navigate the Exadata Express Cloud Service console
- Provision and manage an Exadata Express Cloud Service instance
- Describe the features and benefits of Exadata Express Cloud Service
|
| Displaying Data from Multiple Tables Using Joins | - Use CROSS joins
- Join a table to itself using self-join
- Use OUTER joins (LEFT, RIGHT, FULL)
- Use Equijoins and Non-equijoins
- Describe different types of joins and their features
|
| Managing Oracle Database Instances | - Use the Automatic Diagnostic Repository (ADR)
- Start up and shut down an Oracle Database instance
- View the alert log and access dynamic performance views
- Manage initialization parameter files (SPFILE, PFILE)
|
| Restricting and Sorting Data | - Use the BETWEEN comparator
- Use the NULL operators (IS NULL, IS NOT NULL)
- Use the WHERE clause to limit retrieved rows
- Use the LIKE and IN operators
- Sort data using the ORDER BY clause
- Use comparison operators and logical operators (AND, OR, NOT)
|
| Managing Schema Objects | - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK)
- Create indexes and views
- Create and modify tables
- Manage sequences and synonyms
|
| Using the Set Operators | - Use set operators to combine multiple queries into a single query
- Describe set operators (UNION, UNION ALL, INTERSECT, MINUS)
|
| Using Single-Row Functions to Customize Output | - Describe various types of functions available in SQL
- Use character, number, and date functions in SELECT statements
- Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE)
- Use CASE and DECODE for conditional expressions
|
| Introduction to Oracle Database | - Explain Oracle Database server architecture
- Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others)
- Describe Oracle Database instance and memory structures
- Explain database storage structures (data blocks, segments, tablespaces, data files)
- Describe Oracle Database Cloud Service (DBCS) architecture and features
- Describe Oracle Database architecture
|
| Managing Users, Roles, and Privileges | - Create and manage database user accounts
- Grant and revoke privileges
- Differentiate system privileges and object privileges
- Create and manage roles
|