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Introduction to Oracle 1z0-082: Oracle Database Adminstration 1 Exam
Oracle Database 12c: RAC and Grid Infrastructure Administration Exam assess the abilities of the Database Administrators and System Administrators who have at least 1 year of experience in RAC and Grid Infrastructure. The candidates should have the ability to install, manage, tracking, tuning and restoring RAC databases, cluster, and Oracle Automatic Storage Management (ASM). They should have a good understanding of the architectures of the ASM, Clusterware, and Oracle RAC databases. They should also know how to install, setup, backup, and recovery monitoring and tuning of these components.
Oracle Real Application Clusters (RAC) in database computing is a choice for Oracle Database software developed by Oracle Corporation, it provides clustering software and high availability in Oracle database environments. With the Enterprise Version, Oracle Corporation includes RAC, provided the nodes are clustered using Oracle Clusterware. Oracle RAC allows several machines when accessing a single database, to run Oracle RDBMS software simultaneously, offering to cluster.
The Oracle Grid Infrastructure for an independent server is the Oracle software that offers system support for a database including the file system, volume management, and automation of the restart process. If you want to utilize the Oracle restart or Oracle Automatic Storage Management (ASM) services, you have to install Oracle grid infrastructure before installing Oracle Database.
How to Study the Oracle 1z0-082: Oracle Database Administration I Exam
There are many ways to prepare for the Oracle 1Z0-068 Exam. Various strategies can be developed if you are planning to take this exam. Candidates can refer to various PDFs available online and even refer to online videos to prepare for the exam. Various websites are offering practice exams to help you prepare for the Exam. Certificate questions provide the most up to date 1Z0-068 exam dumps and we recommend taking the 1Z0-068 practice exams after studying. The candidates must have to take a certification course or training before giving Oracle 1Z0-068 Exam, which will also help them prepare for the exam. Candidates can also take the following recommended courses to prepare for the exam:
- Oracle Database Learning Subscription
- Oracle Database 12c: RAC Administration
- Oracle Database 12c: Clusterware Administration and
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Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
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.
Oracle 1Z0-082日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: 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 2: Using Single-Row Functions to Customize Output | - Use CASE and DECODE for conditional expressions - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use character, number, and date functions in SELECT statements - Describe various types of functions available in SQL |
| Topic 3: Using Subqueries to Solve Queries | - Use subqueries in the WHERE clause and HAVING clause - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use scalar subqueries in SQL |
| Topic 4: Understanding Oracle Database Architecture - Database Storage Structures | - Manage space in tablespaces - Describe tablespaces and data files - Create and manage tablespaces - Describe the logical and physical database structures |
| Topic 5: Using Conversion Functions and Conditional Expressions | - Use the CAST function for data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Apply the NVL, NULLIF, and COALESCE functions - Use nested functions |
| Topic 6: Displaying Data from Multiple Tables Using Joins | - Join a table to itself using self-join - Use OUTER joins (LEFT, RIGHT, FULL) - Use CROSS joins - Describe different types of joins and their features - Use Equijoins and Non-equijoins |
| Topic 7: Managing Data in Different Time Zones | - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) |
| Topic 8: Introduction to Oracle Database | - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture - Describe Oracle Database instance and memory structures - Describe Oracle Database architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) |
| Topic 9: Restricting and Sorting Data | - Sort data using the ORDER BY clause - Use the NULL operators (IS NULL, IS NOT NULL) - Use comparison operators and logical operators (AND, OR, NOT) - Use the WHERE clause to limit retrieved rows - Use the LIKE and IN operators - Use the BETWEEN comparator |
| Topic 10: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 11: Managing Oracle Database Instances | - Manage initialization parameter files (SPFILE, PFILE) - Use the Automatic Diagnostic Repository (ADR) - Start up and shut down an Oracle Database instance - View the alert log and access dynamic performance views |
| Topic 12: Understanding Oracle Database Architecture - Oracle Database Instance | - Describe the background processes - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management |
| Topic 13: Working with Oracle Cloud Exadata Express Cloud Service | - Provision and manage an Exadata Express Cloud Service instance - Identify the prerequisites for Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console - Describe the features and benefits of Exadata Express Cloud Service |
| Topic 14: Managing Users, Roles, and Privileges | - Differentiate system privileges and object privileges - Create and manage roles - Grant and revoke privileges - Create and manage database user accounts |
| Topic 15: Reporting Aggregated Data Using the Group Functions | - Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) |
| Topic 16: Retrieving Data using the SQL SELECT Statement | - Use scalar and correlated subqueries - Use SQL row functions (character, number, date, conversion, general) - Execute a basic SELECT statement - Describe how schema objects work - List the capabilities of SQL SELECT statements - Use the ORDER BY clause |
