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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.
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The price of the Oracle 1Z0-068 Exam is USD 245, for more information related to the Oracle 1Z0-068 Exam please visit Oracle website.
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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.
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
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Oracle 1Z0-082日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Understanding Oracle Database Architecture - Oracle Database Instance | - Describe the background processes - Explain the memory structures (SGA, PGA) - Understand Oracle Database instance management |
| Managing Oracle Database Instances | - View the alert log and access dynamic performance views - Start up and shut down an Oracle Database instance - Use the Automatic Diagnostic Repository (ADR) - Manage initialization parameter files (SPFILE, PFILE) |
| Managing Users, Roles, and Privileges | - Grant and revoke privileges - Create and manage database user accounts - Create and manage roles - Differentiate system privileges and object privileges |
| Using Conversion Functions and Conditional Expressions | - Apply the NVL, NULLIF, and COALESCE functions - Use nested functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use the CAST function for data type conversion |
| Displaying Data from Multiple Tables Using Joins | - Use CROSS joins - Use Equijoins and Non-equijoins - Use OUTER joins (LEFT, RIGHT, FULL) - Join a table to itself using self-join - Describe different types of joins and their features |
| Using Single-Row Functions to Customize Output | - Describe various types of functions available in SQL - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements |
| Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Introduction to Oracle Database | - Describe Oracle Database Cloud Service (DBCS) architecture and features - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Describe Oracle Database instance and memory structures - Explain Oracle Database server architecture - 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 |
| 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 |
| Restricting and Sorting Data | - Use the WHERE clause to limit retrieved rows - Use the LIKE and IN operators - Use the BETWEEN comparator - Use comparison operators and logical operators (AND, OR, NOT) - Use the NULL operators (IS NULL, IS NOT NULL) - Sort data using the ORDER BY clause |
| Reporting Aggregated Data Using the Group Functions | - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the GROUP BY clause to group data - Use the HAVING clause to filter grouped data |
| Managing Data in Different Time Zones | - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Explain the concepts of time zones and daylight savings |
| Managing Schema Objects | - Create indexes and views - Manage sequences and synonyms - Create and modify tables - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) |
| Retrieving Data using the SQL SELECT Statement | - Describe how schema objects work - Use scalar and correlated subqueries - Use the ORDER BY clause - Execute a basic SELECT statement - Use SQL row functions (character, number, date, conversion, general) - List the capabilities of SQL SELECT statements |
| 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 - Define subqueries - Use subqueries in the WHERE clause and HAVING clause - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Use scalar subqueries in SQL |
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