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Oracle 1z0-082: Oracle Database Administration 1 Exam Certification Path
The Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator certification is for Database Development Systems Managers and Database Administrators with at least 1 year of RAC and Grid Infrastructure experience. It is also recommended to understand high availability concepts and clustering. To earn this certificate, you should have the ability to install, manage, monitor, and recover RAC databases, Clusterware, and ASM environments. You will get a complete understanding of the architecture of the Clusterware, ASM, and RAC databases while preparing for the exam. After earning this certification, you will gain the skills of installing, setup, backup and recovering, tuning, and monitoring these components. Self-study courses are great sources for the preparation of the Exam, but they do not meet the requirement of the training. To meet the requirement of the training course must be offered by Oracle University Training Center, Oracle Authorized Education Center, Oracle Authorized Partner, or Oracle Workforce Development Program. Courses can be a live virtual class, training on demand, learning subscription, or instructor-led in-class.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
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Preparation Guide for Oracle 1z0-082: Oracle Database Administration 1 Exam
Introduction
Oracle, based in California, is an American multinational Information Technology company. Oracle is an international company that develops software applications for business. To help enterprises develop their operations, Oracle provides a variety of cloud-based applications and systems as well as hardware and services. Data management, business analytics, IT operations management, enterprise resource planning, security, and emerging technologies are the focus of Oracle's applications. Oracle is best known for its database software and technology. Oracle Database, a relational Database Management System (DBMS), is one of the most popular corporate database products.
Oracle also develops and builds tools and technologies for database management systems for middle-tier applications, Human Capital Management systems (HCM), Customer Relationship Management systems (CRM), Enterprise Resource Planning systems (ERP), and Supply Chain Management systems (SCM). Oracle Database commonly known as Oracle Database Management System (DBMS) is a multi-model database management system. It is a widely used database to run tasks for Data warehousing and Online Transaction processing databases. Different service providers make Oracle Database accessible on cloud, premises, or a hybrid cloud installation.
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Oracle 1z0-082 Korean Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Displaying Data from Multiple Tables Using Joins | - Describe different types of joins and their features - Use Equijoins and Non-equijoins - Use OUTER joins (LEFT, RIGHT, FULL) - Use CROSS joins - Join a table to itself using self-join |
| Topic 2: 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) |
| Topic 3: Reporting Aggregated Data Using the Group Functions | - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the HAVING clause to filter grouped data - Use the GROUP BY clause to group data |
| Topic 4: Restricting and Sorting Data | - Use the LIKE and IN operators - Sort data using the ORDER BY clause - Use comparison operators and logical operators (AND, OR, NOT) - Use the NULL operators (IS NULL, IS NOT NULL) - Use the BETWEEN comparator - Use the WHERE clause to limit retrieved rows |
| Topic 5: Using Subqueries to Solve Queries | - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use single-row subqueries with single-row and multiple-row operators - Use scalar subqueries in SQL - Define subqueries - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use subqueries in the WHERE clause and HAVING clause |
| Topic 6: Using the Set Operators | - Use set operators to combine multiple queries into a single query - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) |
| Topic 7: Using Single-Row Functions to Customize Output | - Use CASE and DECODE for conditional expressions - Describe various types of functions available in SQL - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use character, number, and date functions in SELECT statements |
| Topic 8: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Describe the background processes - Explain the memory structures (SGA, PGA) |
| Topic 9: Managing Users, Roles, and Privileges | - Create and manage roles - Differentiate system privileges and object privileges - Grant and revoke privileges - Create and manage database user accounts |
| Topic 10: Managing Oracle Database Instances | - Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR) - Manage initialization parameter files (SPFILE, PFILE) - View the alert log and access dynamic performance views |
| Topic 11: Managing Schema Objects | - Create and modify tables - Create indexes and views - Manage sequences and synonyms - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) |
| Topic 12: Introduction to Oracle Database | - Describe Oracle Database architecture - Explain Oracle Database server architecture - Describe Oracle Database Cloud Service (DBCS) architecture and features - 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) |
| Topic 13: Using Conversion Functions and Conditional Expressions | - Apply the NVL, NULLIF, and COALESCE functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use nested functions - Use the CAST function for data type conversion |
| Topic 14: Working with Oracle Cloud Exadata Express Cloud Service | - Identify the prerequisites for Exadata Express Cloud Service - Describe the features and benefits of Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Navigate the Exadata Express Cloud Service console |
| Topic 15: Understanding Oracle Database Architecture - Database Storage Structures | - Describe the logical and physical database structures - Manage space in tablespaces - Describe tablespaces and data files - Create and manage tablespaces |
| Topic 16: Retrieving Data using the SQL SELECT Statement | - Describe how schema objects work - Use the ORDER BY clause - Use scalar and correlated subqueries - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Use SQL row functions (character, number, date, conversion, general) |
