Oracle 1Z0-027 EXAM QUESTIONS & ANSWERS

Exam Code: 1Z0-027
Exam Name: Oracle Exadata Database Machine Administration, Software Release 11.x
Questions: 72 Q&As
Updated: 2019-02-09
Price: $ 69 / $ 79

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Oracle Exadata X3 Administration
Exam Number: 1Z0-027
Associated Certifications: OPN Certified Specialist , Oracle Certified Expert, Oracle Exadata X3 Administrator
Exam Product Version: Exadata,
Duration: 150 minutes
Number of Questions: 72
Passing Score: 61%
Validated Against: This exam is valid for Oracle Exadata X3 and software release 11.x*
format: Multiple Choice

Exam Topics

Exadata Database Machine Overview

  • Identify the benefits of using Database Machine for different application classes
  • Describe the integration of the Database Machine with Oracle Database Clusterware and ASM
  • Describe Exadata Storage Server and the different Database Machine configurations
  • Describe the key capacity and performance specifications for Database Machine
  • Describe the key benefits associated with Database Machine

Exadata Database Machine Architecture

  • Describe the Database Machine network architecture
  • Describe the Database Machine software architecture
  • Describe the Exadata Storage Server storage entities and their relationships
  • Describe how multiple Database Machines can be interconnected
  • Describe site planning requirements for Database Machine
  • Describe network requirements for Database Machine

Key Capabilities of Exadata Database Machine

  • Describe the key capabilities of Exadata Database Machine
  • Describe the Exadata Smart Scan capabilities
  • Describe the capabilities of hybrid columnar compression
  • Describe the capabilities and uses of the Smart Flash Cache
  • Describe the capabilities of the Smart Flash Log
  • Describe the purpose and benefits of Storage Indexes
  • Describe the capabilities and uses of Exadata Secure Erase

Exadata Database Machine Initial Configuration

  • Describe the installation and configuration process for Database Machine
  • Describe the default configuration for Database Machine
  • Describe supported and unsupported customizations for Database Machine
  • Describe database machine operating system options and configurations

Configure Exadata Storage Server

  • Configure Exadata software
  • Create and configure ASM disk groups using Exadata
  • Use the CellCLI Exadata administration tool
  • Describe Exadata Storage Server security

I/O Resource Management

  • Use Exadata Storage Server I/O Resource Management to manage workloads within a database and across multiple databases
  • Configure database resource management plans
  • Configure category plans
  • Configure inter-database plans
  • Describe and configure the I/O resource manager objectives
  • Monitor I/O using I/O Metrics

Recommendations for Optimizing Database Performance

  • Optimize database performance in conjunction with Exadata Database Machine
  • Monitor and configure table indexes, accounting for the presence of Exadata

Using Smart Scan

  • Describe Smart Scan and the query processing that can be offloaded to Exadata Storage Server
  • Describe the requirements for Smart Scan
  • Describe the circumstances that prevent using Smart Scan
  • Identify Smart Scan in SQL execution plan
  • Use database statistics and wait events to confirm how queries are processed

Consolidation Options and Recommendations

  • Describe the options for consolidating multiple databases on Database Machine
  • Describe the benefits and costs associated with different options
  • Identify the most appropriate approach for consolidation in different circumstances

Migrating Databases to Exadata Database Machine
  • Describe the steps to migrate your database to Database Machine
  • Explain the main approaches for migrating your database to Database Machine
  • Identify the most appropriate approach for migration in different circumstances
  • Identify the most appropriate storage configuration for different circumstances
Bulk Data Loading using Oracle DBFS
  • Use Oracle DBFS for bulk data loading into Database Machine
  • Configure the Database File System (DBFS) feature for staging input data files
  • Use external tables based on input data files stored in DBFS to perform high-performance data loads
Exadata Database Machine Platform Monitoring
  • Describe the purpose and uses of SNMP for the Database Machine
  • Describe the purpose and uses of IPMI for the Database Machine
  • Describe the purpose and uses of ILOM for the Database Machine
Configuring Enterprise Manager Grid Control 11g to Monitor Exadata Database Machine
  • Describe the Enterprise Manager Grid Control architecture as it specifically applies to Exadata Database Machine
  • Describe the placement of agents, plug-ins and targets
  • Describe the recommended configuration for high availability
  • Describe the plug-ins associated with Exadata Database Machine and how they are configured
  • Use setupem.sh
  • Configure a dashboard for Exadata Database Machine
Monitoring Exadata Storage Servers
  • Describe Exadata Storage Server metrics, alerts and active requests
  • Identify the recommended focus areas for Exadata Storage Server monitoring
  • Monitor the recommended Exadata Storage Server focus areas
Monitoring Exadata Database Machine Database Servers
  • Describe the monitoring recommendations for Exadata Database Machine database servers
Monitoring the InfiniBand Network
  • Monitor InfiniBand switches
  • Monitor InfiniBand switch ports
  • Monitor InfiniBand ports on the database servers
  • Monitor the InfiniBand subnet master location
  • Monitor the InfiniBand network topology
Monitoring other Exadata Database Machine Components
  • Monitor Exadata Database Machine components: Cisco Catalyst Ethernet Switch, Sun Power Distribution Units, Avocent MergePoint Unity KVM Switch
Monitoring Tools
  • Use monitoring tools: Exachk, DiagTools, ADRCI, Imageinfo and Imagehistory, OSWatcher
Backup and Recovery
  • Describe how RMAN backups are optimized using Exadata Storage Server
  • Describe the recommended approaches for disk-based and tape-based backups of databases on Database Machine
  • Describe the recommended best practices for backup and recovery on Database Machine
  • Perform backup and recovery
  • Connect a media server to the Database Machine InfiniBand network
Database Machine Maintenance tasks
  • Power Database Machine on and off
  • Safely shut down a single Exadata Storage Server
  • Replace a damaged physical disk on a cell
  • Replace a damaged flash card on a cell
  • Move all disks from one cell to another
  • Use the Exadata cell software rescue procedure
Patching Exadata Database Machine
  • Describe how software is maintained on different Database Machine components
  • Locate recommended patches for Database Machine
  • Describe the recommended patching process for Database Machine
  • Describe the characteristics of an effective test system
Database Machine Automated Support Ecosystem
  • Describe the Auto Service Request (ASR) function and how it relates to Exadata Database Machine
  • Describe the implementation requirements for ASR
  • Describe the ASR configuration process
  • Describe Oracle Configuration Manager (OCM) and how it relates to Exadata Database Machine
Quality of Service Management
  • Describe the purpose of Oracle Database Quality of Service (QoS) Management
  • Describe the benefits of using Oracle Database QoS Management
  • Describe the components of Oracle Database QoS Management
  • Describe the operations of Oracle Database QoS Management

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