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Difficulty in Writing of Oracle 1Z0-068: Oracle Database 12c: RAC and Grid Infrastructure Administrator Exam

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 result in failure. Therfore 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.

Introduction to Oracle 1Z0-068 : Oracle Database 12c: RAC and Grid Infrastructure Administrator Exam

Oracle Database 12c: RAC and Grid Infrastructure Administration Exam assesses 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 abilities of installing, managing, tracking, tuning and restoring RAC databases, clustering and Oracle Automatic Storage Management (ASM). They should have good understanding of the architectures of the ASM, Clusterware and Oracle RAC databases. They should also know how to install, setup, backup and recoverym 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 clustering.

The Oracle Grid Infrastructure for an independent server is the Oracle software that offers system support for database including 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 infrstructure before installing Oracel Database.

Reference: http://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-068

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Oracle Database administrator roles are in great demand nowadays. The average salaries of Oracle 1Z0-068 Exam Certified professional in:

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Topics of Oracle 1Z0-068: Oracle Database 12c: RAC and Grid Infrastructure Administrator Exam

The Oracle 1Z0-068 Exam tests the abilities and knowledge of the candidates by checking the following objectives:

• Oracle Database 12c: RAC Administration Grid Infrastructure: The candidates should have the understanding of the Oracle Clusterware architecture, principles and purpose of clustering, and how Grid Plug and Play affects Clusterware.

• Using Multitenant Architecture in a RAC Environment: The candidates should have a good understanding of the multitenant architecture in RAC and non RAC environments. They should know how to create a RAC multitenant container database (CDB), create a pluggable database in RAC CDB, use the default CDB and PDB services, create PDB services to associate PDB services with server pools and drop a PDB from CDB.

• Oracle Clusterware Architecture: The candidates should have a good understanding of Oracle's Clusterware architectuer and its startup details.

• Managing Backup and Recovery for RAC: The candidates should be able to configure the RMAN for the RAC environment and RAC database to use ARCHIVELOG mode and the fast recovery area.

• RAC Database Monitoring and Tuning: The cadndidates should be able to identify RAC-specific tuning components, use the Cluster Database Performance pages, how to determing RAC specific wait events, global enqueues and system staistics, how to use the Automatic Workload Repository in RAC, implementation of the RAC tuning practices and usage of the Automatic Database Diagnostic Monitor in RAC.

• Installing and Configuring Oracle RAC: Candidates should be able to install Oracle database software, create a cluster database, perform post database creation tasks, conversion of single instance Oracle database to Real Application Clusters (RAC).

• Managing High Availability for Connections and Applications: The candidates should know the configuration of client side connect time load balancing failover, server side callouts, server side connect time load balancing, server and client side ONS, Transparent Application Failover, usage of Load Balancing Advisory and should be able to explain the benifits of Fast Application Notification.

• Managing Oracle RAC One Node: The candidates should know how to perform an online migration of database, RAC one Node to a RAC database, add an RAC One Node database to an existing cluster and how to use DBCA to convert a single instance database to a RAC One Node database.

Following are some more topics included in the exam:

• FLEX ASM
• Administering ASM Instances
• Managing Cluster Nodes
• Traditional Clusterware Management
• Upgrading and Patching Oracle RAC
• RAC Databases and Architecture
• Policy-Based Cluster Management
• Administering ASM Files, Directories and Templates
• Grid Infrastructure Installation Planning and Pre-Tasks
• Managing High Availability of Services
• Administering Oracle CloudFS
• Automatic Storage Management (ASM) Administration Overview of ASM
• Managing Global Resources
• Using Oracle Database Quality of Service Management (QoS)
• Administering Oracle RAC
• Troubleshooting Oracle Clusterware
• Administering ASM Disk Groups
• Upgrading and Patching Grid Infrastructure
• Oracle CloudFS Advance Topics
• Making Applications Highly Available with Oracle Clusterware
• Grid Infrastructure Installation
• Oracle Database 12c: Grid Infrastructure Administration Introduction to Clusterware
• Flex Clusters

More details about the Topics of Oracle 1Z0-068 Exam can be found in the Oracle website.

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