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| Schedule Exam | Pearson VUE |
| Number of Questions | 63 |
| Passing Score | 60% |
| Exam Code | C2090-919 |
| Duration | 90 mins |
| Sample Questions | IBM Informix System Administrator Sample Questions |
| Exam Price | $200 (USD) |
| Exam Name | IBM Certified System Administrator - Informix 11.70 |
| Topic | Details | Weights |
|---|---|---|
| Space Management | -Configure and manage dbspaces and sbspaces -Knowledge of OLTR -Knowledge of storage pool mgmt -Knowledge of extendable chunks -Knowledge of pro-active/reactive space allocation -Knowledge of fragmentation and database design (online attach/detach) -Knowledge of compression | 19% |
| Security | -Knowledge of Non OS users -Knowledge of SRL auditing / auditing -Knowledge of trusted context -Knowledge of authentication, authorization, and encryption -Knowledge of privileges -Demonstrate ability to configure a secure DBMS - Role separation | 12.5% |
| Performance Tuning | -Configure online shared memory parameters -Determine optimal disk layout and configuration -Utilize Parallel Database Query (PDQ) to optimize query performance -Use UPDATE STATISTICS to achieve optimal performance -Configure system for optimal checkpoint duration, recovery logs, auto checkpoints -Monitor the number of Virtual Processors (VPs) needed for the resources available -Manage network parameters for optimal communication performance -Knowledge of DSS vs OLTP tuning differences -Manage temporary tables and files | 16% |
| Replication and High Availability | -Demonstrate the ability to manage and configure ER -Demonstrate the ability to manage and configure GRID -Demonstrate the ability to manage and configure Mach 11 and HDR -Demonstrate knowledge of Connection Manager | 10% |
| Backup and Restore | -Select the appropriate backup and restore strategy and restore utilities for a particular situation -Configure Onbar parameters for optimal backup and restore performance -Configure ontape parameters for optimal backup and restore performance -Use of operation modes | 8% |
| System Activity Monitoring and Troubleshooting | -Monitor and isolate problems using system databases -Monitor the message log file for abnormal activity -Use the Informix utilities to view information about the database server -Use the admin API to view information about the database server -Use of concurrency and locking | 14% |
| Warehousing | -Knowledge of Multi-index Star Join, Snow Flake support -Knowledge of Fragmentation -Knowledge of merge and external tables | 8% |
| Installation and Configuration | -Determine appropriate connection types and communication protocols -Plan for Distributed System capabilities -Determine the number and size and placement of logical and physical logs to accommodate transaction activity -Determine when an instance can/should use AIO or KAIO -Set up Operating System files and parameters -Deployment assistant/ Deployment utility -Knowledge of migration and upgrading -Knowledge of installation order for multiple products -Prepare and use of user defined types | 12.5% |
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| Section | Weight | Objectives |
|---|---|---|
| Performance Tuning | 16% | - Checkpoints and recovery tuning - Shared memory and virtual processors - OLTP vs DSS configuration - PDQ and query optimization |
| Warehousing and Advanced Features | 8% | - Star/snowflake schema support - Merge and external tables - Indexing strategies |
| System Activity Monitoring and Troubleshooting | 14% | - Locking and concurrency issues - Message log analysis - Informix administrative utilities - Problem isolation techniques |
| Installation and Configuration | 12.5% | - Server installation and deployment - Migration and upgrade procedures - OS configuration and parameters - Log files and memory configuration |
| Replication and High Availability | 10% | - HDR and Remote Standalone Secondary - Grid and Connection Manager - Mach 11 cluster configuration - Enterprise Replication (ER) |
| Space Management | 19% | - OLTR and space allocation - Fragmentation and compression - Dbspace and sbspace configuration - Storage pool and chunk management |
| Backup and Restore | 8% | - Onbar and ontape utilities - Backup strategy planning - Recovery procedures |
| Security | 12.5% | - Trusted context configuration - Auditing and encryption - Authentication and authorization - Privileges and roles |
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