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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
- Oracle Database 12c: ASM Administration and
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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.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
Oracle 1Z0-082日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| 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 |
| 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 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) |
| 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 BETWEEN comparator - Use the LIKE and IN operators - Use the WHERE clause to limit retrieved rows |
| Working with Oracle Cloud Exadata Express Cloud Service | - Describe the features and benefits of Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console - Identify the prerequisites for Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance |
| 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) |
| Managing Oracle Database Instances | - Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR) - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) |
| Managing Schema Objects | - Create and modify tables - Create indexes and views - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) - Manage sequences and synonyms |
| Retrieving Data using the SQL SELECT Statement | - Execute a basic SELECT statement - Use scalar and correlated subqueries - Describe how schema objects work - Use the ORDER BY clause - List the capabilities of SQL SELECT statements - Use SQL row functions (character, number, date, conversion, general) |
| Using Subqueries to Solve Queries | - Use subqueries in the WHERE clause and HAVING clause - Use single-row subqueries with single-row and multiple-row operators - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Define subqueries - Use scalar subqueries in SQL |
| 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) |
| Using Conversion Functions and Conditional Expressions | - Apply the NVL, NULLIF, and COALESCE functions - Use the CAST function for data type conversion - Use nested functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions |
| Understanding Oracle Database Architecture - Oracle Database Instance | - Describe the background processes - Understand Oracle Database instance management - Explain the memory structures (SGA, PGA) |
| Displaying Data from Multiple Tables Using Joins | - Use Equijoins and Non-equijoins - Join a table to itself using self-join - Use CROSS joins - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features |
| Introduction to Oracle Database | - Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain database storage structures (data blocks, segments, tablespaces, data files) - Explain Oracle Database server architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database architecture |
| 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 |
