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Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator Certification is not the most difficult Oracle certification test but taking it without any preparation is likely to fail. Therefore, it is highly recommended that candidates should prepare well by taking 1Z0-068 practice exams. Any questions that are left unanswered will be treated as incorrect therefore you should answer all the questions after the examination of 1Z0-068 exam dumps even if you are unsure that which is the correct option, mark the most suitable option as your answer so that any question shouldn't be left as unanswered in 1Z0-068 exam dumps pdf.
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.
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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.
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Average Salary for Oracle 1z0-082: Oracle Database Administration 1 Exam
Oracle Database administrator roles are in great demand nowadays. The average salaries of Oracle 1Z0-068 Exam Certified professional in:
- India - 69,96,000 16,42,330 INR
- England - 71,000 POUND
- United State - 94,000 USD
- Europe - 80,000 Euro
Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082
Oracle 1Z1-082 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Reporting Aggregated Data Using the Group Functions | - Use the HAVING clause to filter grouped data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) - Use the GROUP BY clause to group data |
| Topic 2: Using Single-Row Functions to Customize Output | - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Use CASE and DECODE for conditional expressions - Describe various types of functions available in SQL - Use character, number, and date functions in SELECT statements |
| Topic 3: Using Conversion Functions and Conditional Expressions | - Use nested functions - Apply the NVL, NULLIF, and COALESCE functions - Use the CAST function for data type conversion - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions |
| Topic 4: 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 5: Retrieving Data using the SQL SELECT Statement | - Execute a basic SELECT statement - Use SQL row functions (character, number, date, conversion, general) - Use scalar and correlated subqueries - Use the ORDER BY clause - List the capabilities of SQL SELECT statements - Describe how schema objects work |
| Topic 6: Using Subqueries to Solve Queries | - Define subqueries - Describe the types of subqueries (single-row, multi-row, multiple-column) - 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 - Use single-row subqueries with single-row and multiple-row operators |
| Topic 7: Managing Oracle Database Instances | - Start up and shut down an Oracle Database instance - Manage initialization parameter files (SPFILE, PFILE) - View the alert log and access dynamic performance views - Use the Automatic Diagnostic Repository (ADR) |
| Topic 8: Understanding Oracle Database Architecture - Database Storage Structures | - Create and manage tablespaces - Describe the logical and physical database structures - Manage space in tablespaces - Describe tablespaces and data files |
| Topic 9: Managing Data in Different Time Zones | - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Explain the concepts of time zones and daylight savings |
| Topic 10: Working with Oracle Cloud Exadata Express Cloud Service | - Navigate the Exadata Express Cloud Service console - Describe the features and benefits of Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Identify the prerequisites for Exadata Express Cloud Service |
| Topic 11: Displaying Data from Multiple Tables Using Joins | - Use OUTER joins (LEFT, RIGHT, FULL) - Use Equijoins and Non-equijoins - Use CROSS joins - Join a table to itself using self-join - Describe different types of joins and their features |
| Topic 12: Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Explain the memory structures (SGA, PGA) - Describe the background processes |
| Topic 13: Managing Users, Roles, and Privileges | - Create and manage roles - Create and manage database user accounts - Grant and revoke privileges - Differentiate system privileges and object privileges |
| Topic 14: Introduction to Oracle Database | - Describe Oracle Database instance and memory structures - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain Oracle Database server architecture - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database architecture |
| Topic 15: Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Topic 16: Restricting and Sorting Data | - Use the LIKE and IN operators - 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 - Sort data using the ORDER BY clause - Use the BETWEEN comparator |
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