1Z0-048 : Oracle Database 10g R2: Administering RAC

Retired. This product is no longer available.

The Oracle Database 10g: Real Application Clusters (RAC) Administrator Certified Expert certification is an industry recognized credential. The certification is proof of a person's competence in setting up, configuring and administering an Oracle database for use with RAC.
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Oracle Database 10g R2: Administering RAC

Here's what you will get

The Oracle Database 10g R2: Administering RAC exam is a mandatory part of the Oracle Database 10g: Real Application Clusters Administrator Certified Expert certification. There are two ways to achieve this certification:

  • Option 1: Pass the Oracle 10g DBA OCP or 11g DBA OCPexam prior to taking the 1Z0-048 exam.
  • Option 2: Complete one of the Oracle approved courses, and then take 1Z0-048 exam before completing Oracle's course submission form.

The exam is based on Oracle Database 10g R2. Oracle RAC is a clustering technology that enables DBAs to cluster Oracle databases so they operate as a single system. With high availability of enterprise applications becoming more and more critical, Oracle RAC has gained significantly in adoption among Oracle customers. Oracle's Database 10g: RAC Administrator Certified Experts have the training and knowledge to efficiently configure and administer a database for use with Real Application Clusters.

Pre-assessment Questions
Full Length Tests
Post-Assessment Questions
Exam FAQs
What is the exam registration fee? USD 195
Where do I take the exam? The 1Z0-048 exam is administered by Pearson VUE at the testing centers worldwide. Click here to find a testing center near you.
What is the format of the exam? The exam consists of linear, fact based, and multiple choice questions.
What are the pre-requisites of the exam?

Oracle requires the following training and certifications to earn the Oracle Database 10g: Real Application Clusters Administrator Certified Expert certification, of which Oracle Database 10g R2: Administering RAC is the last technical requirement

  • Oracle 10g DBA OCP or 11g DBA OCP certification (For certification Path 1)
  • Complete one of the approved courses (For certification Path 2)
How many questions are asked in the exam? The exam contains 63 questions.
What is the duration of the exam? 135 minutes
What is the passing score?

60% in both the sections:

  • RAC Administration Section
  • Cluster Management Section

(on a scale of 0-1000)

What is the exam's retake policy?

In the event that you fail your first attempt at passing the 1Z0-048 exam, Oracle's retake policy is:

  • You must wait at least 14 days before retaking a failed proctored exam
  • Passed exams and Beta exams cannot be re-taken
  • Candidates may retake an online non-proctored exam 1Z0-007, 1Z0-051, 1Z0-200 and 1Z0-204 at any time.
What is the validity of the certification? The Oracle Oracle Database 10g R2: Administering RACcertification has no expiration. The certification holder is certified for life unless Oracle changes their policy. Click here for more information.
Where can I find more information about this exam? To know more about the 1Z0-048, click here.
What are the career opportunities after passing this exam?

An Oracle Database 10g: Real Application Clusters Administrator certified professional has several career opportunities open up to them, including:

  • Senior Database Administrators
  • Data Warehouse Administrator
  • Database Designers
  • Technical Administrators
  • Support Engineers
  • Technical Consultants

Here's what you will learn

  • Install and Configure Automatic Storage Management (ASM)
  • Install the Oracle database software
  • Perform pre-database creation tasks
  • Install the Enterprise Manager agent on each cluster node
  • Create a cluster database
  • Perform post-database creation tasks
  • Use Enterprise Manager cluster database pages
  • Define and manage redo log files in a RAC environment
  • Define and manage undo tablespaces in a RAC environment
  • Start and stop RAC databases and instances
  • Modify initialization parameters in a RAC environment
  • Create and manage ASM instances in a RAC environment
  • Create and manage ASM Disk Groups and ASM Files
  • Configure the RAC database to use ARCHIVELOG mode and the flash recovery area
  • Configure RMAN for the RAC environment
  • Explain the implications of OracleNet for connecting RMAN for parallel backups
  • Explain RAC-specific tuning considerations and t...ques in an environment involving mixed workloads
  • Tune instance recovery in RAC
  • Determine RAC-specific wait events, global enqueues, and system statistics
  • Diagnose and improve common RAC-specific performance problems involving indexes, sequences and undo
  • Use the Cluster Database Performance pages
  • Use the Automatic Workload Repository (AWR) in RAC
  • Use Automatic Database Diagnostic Monitor (ADDM) in RAC
  • Configure and manage services in a RAC environment
  • Connect your client to a RAC database using services
  • Use services with the Database Resource Manager
  • Use services with the Scheduler
  • Set performance-metric thresholds on services
  • Configure services aggregation and tracing
  • Configure client-side connect-time load balancing
  • Configure client-side connect-time failover
  • Configure server-side connect-time load balancing
  • Use the Load Balancing Advisory (LBA)
  • Describe the uses of Fast Application Notification
  • Describe the uses of server-side callouts
  • Describe the purposes of server- and client-side ONS
  • Configure Transparent Application Failover (TAF)
  • Design a Maximum Availability Architecture in your environment
  • Determine the best RAC and Data Guard topologies for your environment
  • Explain Data Guard Broker configuration files in a RAC environment
  • Decide on the best ASM configuration to use
  • Patch your RAC system in a rolling fashion
  • Recommend appropriate use and possible applicati... availability and grid provisioning requirements
  • Describe the capabilities and features of Oracle Clusterware
  • Perform preinstallation and cluster setup tasks
  • Install Oracle Clusterware
  • Describe the different storage options and their implications (OCFS, raw disks, ASM)
  • Manually control the Oracle Clusterware stack
  • Change voting disk configuration
  • Back up and recover your voting disks
  • Manually back up and recover the OCR, and repair the OCR configuration
  • Explain application VIPs and change VIP addresses
  • Use Clusterware to protect non-Oracle applications
  • Prevent automatic instance restarts
  • Enable and collect diagnostics for Oracle Clusterware
  • Set debugging flags for OCR-related tools
  • Enable Oracle Clusterware debugging
  • Enable tracing for Java-based tools
  • Use Cluster Verify
  • Add a new node to your cluster database
  • Remove a node from your cluster database